Careers at Expedia Group

At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business. Here, you'll do meaningful work that helps millions of people discover, book, and experience travel with more ease, confidence, and joy. Our five Behaviors-Traveler First, Think Big, Operate with Excellence, Ownership Mindset, and Succeed Together-help foster a supportive environment where people can grow their careers and have the flexibility, benefits, and support to do their best work. Join us and build for travelers everywhere. The EG Advertising Machine Learning team sits at the heart of Expedia Group’s global advertising marketplace—a fast-growing, high-impact business at the intersection of travel, technology, and commerce. The team develops the predictive models that power our platform, including click-through rate and booking propensity models, as well as deeper insights into advertiser bidding behaviour and broader marketplace dynamics. It’s a unique environment where machine learning directly shapes real-time auctions, personalised experiences, and large-scale optimisation across a complex two-sided ecosystem. As a Machine Learning Scientist III, you’ll play a key role within this team, applying machine learning to connect millions of travellers with thousands of partners. One of the most exciting aspects of the role is the end-to-end visibility across both auction and personalisation systems, allowing you to drive meaningful, system-wide impact rather than focusing on a single component . Working closely with product and engineering partners, you’ll combine deep data exploration with strong business context to design and deliver scalable, production-ready solutions that directly influence user experience and marketplace performance. In this role, you will: Design, develop, and apply machine learning, statistical , and optimization models to solve business problems in EG Advertising, including predictive modelling for ad auction systems (e.g., click-through rate, booking propensity, and advertiser bidding dynamics ), improving both partner and traveller outcomes. Translate ambiguous business questions into measurable scientific problems , defining success metrics and delivering data-driven recommendations grounded in experimentation, deep data exploration, and marketplace understanding. Partner closely with engineers, product managers, analysts, and business stakeholders to productionize models, influence roadmap decisions, and drive adoption of ML-powered solutions across both partner-facing and traveller-facing systems. Build and evaluate scalable approaches across multiple technical domains , including feature engineering, model development, experimentation design (A/B testing), data modelling , and integration into production services within large-scale distributed systems. Safely integrate and operate AI/ML-enabled solutions that improve outcomes , including applying modern ML techniques and selective use of GenAI/agentic AI approaches to enhance modelling, experimentation, and system capabilities. Contribute strong technical judgment through documentation, code reviews, model monitoring, and operational best practices that support reliable, scalable, and reusable scientific solutions across the advertising marketplace. Minimum Qualifications: Advanced degree (MS or PhD) in Machine Learning, Computer Science, Statistics, Applied Mathematics, Economics, or a related field. 5+ years of relevant industry experience applying machine learning, statistical modelling , experimentation, or optimisation techniques in production environments. Demonstrated ownership of end-to-end machine learning solutions at the service, multi-service, or domain level, with accountability for model quality, business impact, and operational reliability. Strong technical foundation in machine learning methods, experimental design (A/B testing), data analysis, and programming for production-quality solutions working with large-scale datasets. Proficiency in Python and its ML/data ecosystem (e.g., PySpark , pandas, TensorFlow, PyTorch or similar) and strong SQL skills. Experience partnering cross-functionally to frame problems, communicate trade-offs, and deliver solutions from ideation through production . Strong first-principles problem-solving skills and ability to clearly communicate complex technical concepts. Demonstrated strength in architecture and design of ML systems , including data modelling, experimentation frameworks, and production integration patterns. Preferred Qualifications: Experience building and scaling machine learning systems for advertising, ranking, recommendation, auction optimisation, pricing, or forecasting . Experience working in or a strong understanding of two-sided marketplaces, online advertising, or e-commerce ecosystems . Experience using data and model insights to influence product strategy and business decisions . Hands-on exposure to GenAI, LLMs, or AI-driven tooling that supports faster experimentation, improved modelling, or better product outcomes. Accommodation requests Expedia Group is committed to providing an inclusive and accessible recruiting experience. If you need an accommodation or adjustment due to a disability during the application or recruiting process, please submit a request at https://expedia.service-now.com/askeg?id=job_accommodation . About Expedia Group Expedia Group includes three flagship consumer brands - Expedia, Hotels.com, and Vrbo - along with a leading B2B travel business and travel advertising offerings. Across our brands and business, we help travelers explore the world with confidence and ease. Important notice Employment opportunities and job offers at Expedia Group will always come from Expedia Group's Talent Acquisition and hiring teams. Never share sensitive personal information unless you are confident of the recipient. Expedia Group does not extend job offers via email or messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official place to find and apply for roles is https://careers.expediagroup.com/jobs/ . Equal Opportunity Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, religion, gender, sexual orientation, national origin, disability or age.

At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business. Here, you'll do meaningful work that helps millions of people discover, book, and experience travel with more ease, confidence, and joy. Our five Behaviors-Traveler First, Think Big, Operate with Excellence, Ownership Mindset, and Succeed Together-help foster a supportive environment where people can grow their careers and have the flexibility, benefits, and support to do their best work. Join us and build for travelers everywhere. Introduction to Team Our Technology Team partners with teams across Expedia Group to create innovative products, services, and tools to deliver high-quality experiences for travelers, partners, and our employees. A singular technology platform powered by data and machine learning provides secure, differentiated, and personalized experiences that drive loyalty and traveler satisfaction. This Software Development engineer II role is part of the Agentic AI & Trip Planning team which sits within our Technology division. Due to limitations in the available internal documentation, we do not have an approved, specific description of the Agentic AI & Trip Planning team’s mission and scope to include here without making assumptions. Similarly, the detailed job profile content that defines the main impact of the Software Development engineer II role could not be located from the provided sources, so we are unable to accurately add that single impact sentence at this time without introducing unverified information. In this role, you will: Design, develop, test, and maintain high‑quality software services and components, including system design (LLD), API design, and data modeling, that solve clearly defined customer and business problems. Collaborate with peers, product, and design to break down requirements into technical solutions, estimate effort, and deliver incremental value through iterative development. Write clean, readable, and maintainable code, including unit, integration, and end‑to‑end tests, and participate in code reviews to improve quality and share knowledge. Operate and support the services you build by monitoring health, investigating production issues, and contributing to improvements in reliability, performance, and security. Work across multiple domains or services as needed, learning new technologies and tools to contribute where the team and organization have the greatest need. Safely integrate and operate AI/ML‑enabled solutions that improve outcomes, including familiarity with AI‑driven systems, tools, or workflows and applying AI/ML concepts to real world products. Minimum Qualifications: Bachelor’s degree in Computer Science, Engineering, or a related technical field, or equivalent practical experience. Professional software development experience, typically 2–5 years, building, testing, and maintaining production services or applications. Experience owning features or components within a service or application, including implementation, testing, and operational support. Proficiency in at least one modern programming language and ecosystem, with experience in system design (LLD), API design, and data modeling. Familiarity with AI‑driven systems, tools, or workflows and applying AI/ML concepts to real world products. Preferred Qualifications: Experience designing and evolving services or components that operate at scale, with attention to performance, resilience, and observability. Demonstrated ability to take technical ownership of a feature area or service, including participating in architectural discussions and driving improvements over time. Strong focus on operational excellence, including improving deployment pipelines, monitoring, alerting, and incident response for owned services. Experience using data and experimentation to inform technical decisions and validate impact, including analyzing metrics and logs to guide improvements. Hands‑on exposure to integrating AI/ML capabilities into applications or workflows, such as using AI‑driven tools, SDKs, or APIs to enhance developer productivity or product functionality. The total cash range for this position in Austin is $119,000.00 to $166,500.00. Employees in this role have the potential to increase their pay up to $190,500.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role. Starting pay for this role will vary based on multiple factors, including location, available budget, and an individual’s knowledge, skills, and experience. Pay ranges may be modified in the future. Benefits and perks Expedia Group offers benefits and perks designed to support employees and their families, including medical, dental, and vision coverage, paid time off, an Employee Assistance Program, wellness and travel reimbursement, travel discounts, and International Airlines Travel Agent Network (IATAN) membership. Learn more about life at Expedia Group at https://careers.expediagroup.com/life . Accommodation requests Expedia Group is committed to providing an inclusive and accessible recruiting experience. If you need an accommodation or adjustment due to a disability during the application or recruiting process, please submit a request at https://expedia.service-now.com/askeg?id=job_accommodation . About Expedia Group Expedia Group includes three flagship consumer brands - Expedia, Hotels.com, and Vrbo - along with a leading B2B travel business and travel advertising offerings. Across our brands and business, we help travelers explore the world with confidence and ease. Important notice Employment opportunities and job offers at Expedia Group will always come from Expedia Group's Talent Acquisition and hiring teams. Never share sensitive personal information unless you are confident of the recipient. Expedia Group does not extend job offers via email or messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official place to find and apply for roles is https://careers.expediagroup.com/jobs/ . Equal Opportunity Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, or any other characteristic protected by law. This employer participates in E-Verify. The employer will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee's I-9 to confirm work authorization.

At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business. Here, you'll do meaningful work that helps millions of people discover, book, and experience travel with more ease, confidence, and joy. Our five Behaviors-Traveler First, Think Big, Operate with Excellence, Ownership Mindset, and Succeed Together-help foster a supportive environment where people can grow their careers and have the flexibility, benefits, and support to do their best work. Join us and build for travelers everywhere. Introduction to the Team Our Technology Team partners with teams across Expedia Group to create innovative products, services, and tools to deliver high-quality experiences for travelers, partners, and our employees. A singular technology platform powered by data and machine learning provides secure, differentiated, and personalized experiences that drive loyalty and traveler satisfaction. The Identity Authentication Services team owns and develops the backend authentication APIs and services used across Expedia Group’s many brands. As the front line of our Tier 0 platform, these services enable travelers and partners to authenticate securely and seamlessly at scale. As a Software Development Engineer II, you will help build and evolve scalable features while maintaining the exceptional availability, reliability, and low latency expected of a high-traffic authentication platform. In this role, you will: Design, develop, and maintain authentication and authorization services that are reliable, secure, and performant for large-scale customer and partner-facing applications. Implement APIs, data models, and low-level designs that support identity, session management, and policy enforcement workflows across multiple products and platforms. Collaborate with product, security, and engineering teams to translate authentication and access control requirements into technical solutions and deliver features end to end. Own the quality, observability, and support for the services you build, including automated testing, monitoring, logging, and on-call participation for production systems. Apply secure coding practices, threat-aware design, and familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products to continually strengthen authentication capabilities. Contribute to technical documentation, code reviews, and knowledge sharing to enable fungibility across services and domains related to identity and access management. Minimum Qualifications: Bachelor’s degree in Computer Science or a related technical field; or Equivalent related professional experience. 2+ years of relevant professional experience. Professional software development experience working on backend or distributed services, including ownership of at least one production service or component. Proficiency in at least one modern programming language and experience with service-oriented architecture, including API design, data modeling, and low-level system design. Experience building, integrating, or maintaining authentication, authorization, or identity-related capabilities such as login, tokens, or session management in a production environment. Preferred Qualifications: Experience designing and operating highly available authentication or identity services at scale, including performance optimization, caching strategies, and resiliency patterns. Hands-on experience with modern identity and access management standards or systems (for example, OAuth, OpenID Connect, SAML, or similar) and their integration into large applications. Demonstrated ability to drive improvements in service reliability, security, and observability, including use of metrics, logs, and traces to make data-driven decisions. Safely integrates and operates AI/ML‑enabled solutions that improve outcomes, for example by enhancing fraud detection, risk-based authentication, or anomaly detection in sign-in flows. Experience applying AI-assisted development or analysis tools (such as code generation, static analysis, or traffic anomaly detection) to improve the quality and security of authentication services, including opportunities to incorporate AI into developer workflows. The total cash range for this position in Austin is $119,000.00 to $166,500.00. Employees in this role have the potential to increase their pay up to $190,500.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role. Starting pay for this role will vary based on multiple factors, including location, available budget, and an individual’s knowledge, skills, and experience. Pay ranges may be modified in the future. Benefits and perks Expedia Group offers benefits and perks designed to support employees and their families, including medical, dental, and vision coverage, paid time off, an Employee Assistance Program, wellness and travel reimbursement, travel discounts, and International Airlines Travel Agent Network (IATAN) membership. Learn more about life at Expedia Group at https://careers.expediagroup.com/life . Accommodation requests Expedia Group is committed to providing an inclusive and accessible recruiting experience. If you need an accommodation or adjustment due to a disability during the application or recruiting process, please submit a request at https://expedia.service-now.com/askeg?id=job_accommodation . About Expedia Group Expedia Group includes three flagship consumer brands - Expedia, Hotels.com, and Vrbo - along with a leading B2B travel business and travel advertising offerings. Across our brands and business, we help travelers explore the world with confidence and ease. Important notice Employment opportunities and job offers at Expedia Group will always come from Expedia Group's Talent Acquisition and hiring teams. Never share sensitive personal information unless you are confident of the recipient. Expedia Group does not extend job offers via email or messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official place to find and apply for roles is https://careers.expediagroup.com/jobs/ . Equal Opportunity Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, or any other characteristic protected by law. This employer participates in E-Verify. The employer will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee's I-9 to confirm work authorization.

At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business. Here, you'll do meaningful work that helps millions of people discover, book, and experience travel with more ease, confidence, and joy. Our five Behaviors-Traveler First, Think Big, Operate with Excellence, Ownership Mindset, and Succeed Together-help foster a supportive environment where people can grow their careers and have the flexibility, benefits, and support to do their best work. Join us and build for travelers everywhere. Forward Deployed AI Engineer III The AI & Automation Team onboards and manages AI tools, and partners with teams across Expedia Group to create innovative products and services. We deliver high-quality experiences for employees worldwide with best-in-class technology to boost productivity and enable AI in the flow of work. We're hiring an Forward Deployed AI Engineer III to own the design, engineering, and continuous improvement of our cloud infrastructure and enterprise AI systems, as part of our growing team. You'll work at the intersection of platform engineering and AI, owning service and integration architectures, driving IaC and automation strategy, and enabling other engineers through high-quality patterns, decision records, and mentorship. In this role, you will: Own service and integration architecture for AI platforms and enterprise systems — designing for security, cost-efficiency, and long-term operability from the start. Design and implement reusable IaC modules and automation frameworks; enforce policy-as-code and reduce operational toil at scale. Lead incident resolution, RCA, and post-incident analysis across teams; prevent recurrence through automation and architectural improvements. Design integration architectures connecting internal platforms and enterprise SaaS systems; ensure security, compliance, and scalability of data and workflow flows. Define SLOs and engineer actionable observability — telemetry pipelines, synthetic tests, and alerting — to give teams the signals they need to operate confidently. Champion automation and SaaS integration best practices; measure toil reduction and drive adoption across the team. Design cross-team operational flows; optimize handoffs, runbooks, and escalation paths to reduce failure demand. Author architecture decision records, technical design documents, and self-service content that enable teams to move faster without creating dependencies on you. Forecast capacity and cost impacts; surface data-driven recommendations to inform infrastructure investment decisions. Mentor junior and mid-level engineers; define documentation templates and engineering standards that scale your expertise across the team. Minimum qualifications 5+ years of experience in infrastructure, platform, or enterprise systems engineering (or 3+ years with a Master's degree). Bachelor's degree or equivalent practical experience in a relevant field; technical degree preferred. Demonstrated growth mindset and the ability to own initiatives end-to-end — from problem framing through delivery — while coordinating a broad range of stakeholders across platform, security, and business teams. Hands-on, design-level experience with public cloud IaaS (AWS, Azure, or GCP) — compute, networking, storage, IAM — paired with ownership of IaC automation (Terraform, Pulumi, or equivalent), including building reusable modules and policy-as-code frameworks. Proficiency in at least one programming language (Python, Go, or similar), with a track record of building automation that reduces operational toil, forecasting capacity, and making cost-aware recommendations. Experience designing integration architectures for SaaS platforms or enterprise systems, including lifecycle management, security controls, and compliance considerations. Experience defining SLOs and engineering observability solutions (telemetry, synthetic testing, alerting) that drive measurable operational improvements. Solid AI/ML literacy, including working knowledge of LLMs, RAG, agentic systems, and AI-assisted operations — with the ability to architect guardrails, governance controls, and monitoring for AI workflows in production. Experience administering or integrating enterprise AI copilot and knowledge-assistant platforms — including access controls, data integration, and driving adoption across business teams. Demonstrated ownership of service or integration architecture, including security and operability design decisions from inception through production. Strong technical communication skills, including the ability to author architecture decision records, design documents, and runbooks that serve as durable references. Preferred Qualifications Experience with enterprise SaaS administration and integration at scale (e.g. Glean, ServiceNow, Salesforce, or similar platforms). Experience leading or contributing to platform team engineering standards, templates, or golden paths used by multiple teams. Demonstrated mentorship of less experienced engineers, including code or design review and structured technical guidance. Contributions to open-source infrastructure tooling or internal developer platforms. Experience working in an environment where AI/automation is embedded into operational workflows — not just a future roadmap item. Familiarity with FinOps practices — unit economics, cost attribution, and cloud cost optimization at the workload level. The total cash range for this position in Austin is $116,500.00 to $163,000.00. Employees in this role have the potential to increase their pay up to $186,500.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role. Starting pay for this role will vary based on multiple factors, including location, available budget, and an individual’s knowledge, skills, and experience. Pay ranges may be modified in the future. Benefits and perks Expedia Group offers benefits and perks designed to support employees and their families, including medical, dental, and vision coverage, paid time off, an Employee Assistance Program, wellness and travel reimbursement, travel discounts, and International Airlines Travel Agent Network (IATAN) membership. Learn more about life at Expedia Group at https://careers.expediagroup.com/life . Accommodation requests Expedia Group is committed to providing an inclusive and accessible recruiting experience. If you need an accommodation or adjustment due to a disability during the application or recruiting process, please submit a request at https://expedia.service-now.com/askeg?id=job_accommodation . About Expedia Group Expedia Group includes three flagship consumer brands - Expedia, Hotels.com, and Vrbo - along with a leading B2B travel business and travel advertising offerings. Across our brands and business, we help travelers explore the world with confidence and ease. Important notice Employment opportunities and job offers at Expedia Group will always come from Expedia Group's Talent Acquisition and hiring teams. Never share sensitive personal information unless you are confident of the recipient. Expedia Group does not extend job offers via email or messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official place to find and apply for roles is https://careers.expediagroup.com/jobs/ . Equal Opportunity Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, or any other characteristic protected by law. This employer participates in E-Verify. The employer will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee's I-9 to confirm work authorization.

At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business. Here, you'll do meaningful work that helps millions of people discover, book, and experience travel with more ease, confidence, and joy. Our five Behaviors-Traveler First, Think Big, Operate with Excellence, Ownership Mindset, and Succeed Together-help foster a supportive environment where people can grow their careers and have the flexibility, benefits, and support to do their best work. Join us and build for travelers everywhere. Introduction to Team At Expedia Group, we’re passionate about helping people experience the world. We use our platform, technology and expertise to connect millions of travelers with the places and experiences they love. From our global brands to our innovative products, we’re committed to making travel more accessible and enjoyable for everyone. Our diverse, vibrant and welcoming community is essential in driving our success. This iOS III role is part of the Brand Expedia Engineering team which provides dedicated, brand-aligned engineering with end-to-end ownership of customized Brand Expedia experiences, including Home, Attach and Trip Management, while driving lodging differentiation across the Expedia experience. In this role, you will lead delivery for features that span across apps, translate business requirements into engineering solutions, and drive measurable improvements in key performance indicators through release planning and execution. In this role, you will: Design, develop, test, and maintain iOS applications that deliver reliable, high-quality experiences for travelers and partners. Translate product requirements into scalable mobile solutions while applying strong software engineering fundamentals and sound technical judgment. Create clear low-level designs, APIs, and data models that support maintainable, performant, and secure application development. Collaborate across engineering, product, design, and other technical domains to deliver end-to-end capabilities and solve complex customer and business problems. Improve application quality through automated testing, observability, performance optimization, code reviews, and effective incident resolution. Safely integrate and operate AI/ML-enabled solutions that improve outcomes, while building familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real-world products. Minimum Qualifications: Bachelor’s degree in Computer Science, Engineering, or a related technical field, or equivalent practical experience. Professional experience developing and delivering production iOS applications using Swift Experience owning substantial features or services within a mobile product, including design, implementation, testing, deployment, and ongoing operation. Proficiency with software design, low-level design, API integration, data modeling, debugging, testing, version control, and continuous delivery practices. Ability to collaborate across technical domains and apply engineering judgment to deliver reliable, maintainable, and scalable solutions. Preferred Qualifications: Experience designing and operating iOS applications at significant scale, with demonstrated attention to performance, reliability, security, accessibility, and maintainability. Advanced knowledge of core iOS frameworks such as SwiftUI Proficiency with software design, low-level design, API and GraphQL integration, data modeling, debugging, testing, version control, and continuous delivery practices. Hands-on experience applying AI/ML concepts or integrating AI-enabled capabilities into mobile products, with the ability to evaluate their safety, effectiveness, and operational impact. Experience using coding agents such as Claude or comparable AI-assisted development tools to improve engineering workflows, code quality, testing, or delivery outcomes. The total cash range for this position in Seattle is $146,000.00 to $204,500.00. Employees in this role have the potential to increase their pay up to $233,500.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role. Starting pay for this role will vary based on multiple factors, including location, available budget, and an individual’s knowledge, skills, and experience. Pay ranges may be modified in the future. Benefits and perks Expedia Group offers benefits and perks designed to support employees and their families, including medical, dental, and vision coverage, paid time off, an Employee Assistance Program, wellness and travel reimbursement, travel discounts, and International Airlines Travel Agent Network (IATAN) membership. Learn more about life at Expedia Group at https://careers.expediagroup.com/life . Accommodation requests Expedia Group is committed to providing an inclusive and accessible recruiting experience. If you need an accommodation or adjustment due to a disability during the application or recruiting process, please submit a request at https://expedia.service-now.com/askeg?id=job_accommodation . About Expedia Group Expedia Group includes three flagship consumer brands - Expedia, Hotels.com, and Vrbo - along with a leading B2B travel business and travel advertising offerings. Across our brands and business, we help travelers explore the world with confidence and ease. Important notice Employment opportunities and job offers at Expedia Group will always come from Expedia Group's Talent Acquisition and hiring teams. Never share sensitive personal information unless you are confident of the recipient. Expedia Group does not extend job offers via email or messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official place to find and apply for roles is https://careers.expediagroup.com/jobs/ . Equal Opportunity Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, or any other characteristic protected by law. This employer participates in E-Verify. The employer will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee's I-9 to confirm work authorization.

At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business. Here, you'll do meaningful work that helps millions of people discover, book, and experience travel with more ease, confidence, and joy. Our five Behaviors-Traveler First, Think Big, Operate with Excellence, Ownership Mindset, and Succeed Together-help foster a supportive environment where people can grow their careers and have the flexibility, benefits, and support to do their best work. Join us and build for travelers everywhere. Introduction to the Team: Expedia Technology teams partner with our Product teams to create innovative products, services, and tools to deliver high quality experiences for travelers, partners, and our employees. A singular technology platform powered by data and machine learning provides secure, differentiated, and personalized experiences that drive loyalty and traveler satisfaction. The Loyalty Engineering organization powers continuous engagement, re engagement, and re acquisition for travelers worldwide. We build the systems that create a durable growth flywheel for Expedia, deepening traveler relationships while driving measurable business impact across brands and markets. As a Principal Engineer, you will set the technical vision and architecture for the AI empowered Loyalty charter, designing and delivering intelligent engagement experiences powered by modern AI and agentic systems. You will shape system design across multiple distributed engineering teams and drive alignment with Product, Data Science, and platform leaders to build solutions that are scalable, reliable, and genuinely novel. Your influence will extend beyond any single team, shaping how Loyalty engineering approaches hard problems for years to come. This role calls for deep, hands on technical leadership, sound architectural judgment, and the ability to build alignment across teams without relying on formal authority. You are expected to be a multiplier: the person other engineers look to when a problem is ambiguous, high stakes, or genuinely hard. In this role, you will: Set the architectural vision, design, and delivery approach for complex software solutions across multiple technical domains, enabling AI and machine learning powered loyalty offers and experiences. Drive system design, API development, and data modeling so our platforms remain secure, maintainable, and able to perform at scale. Take on the most technically demanding problems across the loyalty experience ecosystem, stepping in where existing solutions fall short and closing critical gaps. Mentor and raise the bar for engineering teams, fostering technical excellence and encouraging genuine innovation across projects and domains. Elevate and simplify, always keeping the underlying business problem and customer metrics in view rather than treating architecture as an end in itself. Strengthen operational excellence by championing rigorous software development practices and engineering processes that scale with the organization. Build a deep, functional understanding of the loyalty and travel foundations ecosystem, including its capabilities, dependencies, and architectural boundaries. Minimum Qualifications: Bachelor's degree in Computer Science or a related technical field, or equivalent professional experience. 12+ years of relevant professional experience. Demonstrated expertise in large scale system architecture, technical decision making, and delivery of complex solutions spanning multiple domains. Strong technical depth across distributed services, cloud infrastructure, and applied AI, with particular strength in frontend architecture. Hands on experience designing, building, and shipping AI powered products in production environments. Proven ability to build experiences for personalization, experimentation, recommendation, loyalty, or growth platforms at scale. Exceptional written and verbal communication skills, with the ability to explain complex AI and architectural concepts clearly to engineers, product partners, and senior leaders alike. Ability to build alignment across teams without relying on formal authority. Preferred Qualifications: Experience leading architectural transformation and modernization initiatives for large, distributed systems. Expertise in full stack engineering with a frontend leaning, and a proven ability to operate across multiple technical domains and platforms. A track record of championing decisions grounded in data and operational excellence for mission critical systems. Sound judgment in weighing tradeoffs between innovation, speed, scalability, and reliability. A collaborative, positive presence who is known for attracting strong engineers and helping them grow. The total cash range for this position in San Jose is $249,000.00 to $348,500.00. Employees in this role have the potential to increase their pay up to $398,500.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role. Starting pay for this role will vary based on multiple factors, including location, available budget, and an individual’s knowledge, skills, and experience. Pay ranges may be modified in the future. Benefits and perks Expedia Group offers benefits and perks designed to support employees and their families, including medical, dental, and vision coverage, paid time off, an Employee Assistance Program, wellness and travel reimbursement, travel discounts, and International Airlines Travel Agent Network (IATAN) membership. Learn more about life at Expedia Group at https://careers.expediagroup.com/life . Accommodation requests Expedia Group is committed to providing an inclusive and accessible recruiting experience. If you need an accommodation or adjustment due to a disability during the application or recruiting process, please submit a request at https://expedia.service-now.com/askeg?id=job_accommodation . About Expedia Group Expedia Group includes three flagship consumer brands - Expedia, Hotels.com, and Vrbo - along with a leading B2B travel business and travel advertising offerings. Across our brands and business, we help travelers explore the world with confidence and ease. Important notice Employment opportunities and job offers at Expedia Group will always come from Expedia Group's Talent Acquisition and hiring teams. Never share sensitive personal information unless you are confident of the recipient. Expedia Group does not extend job offers via email or messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official place to find and apply for roles is https://careers.expediagroup.com/jobs/ . Equal Opportunity Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, or any other characteristic protected by law. This employer participates in E-Verify. The employer will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee's I-9 to confirm work authorization.

At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business. Here, you'll do meaningful work that helps millions of people discover, book, and experience travel with more ease, confidence, and joy. Our five Behaviors-Traveler First, Think Big, Operate with Excellence, Ownership Mindset, and Succeed Together-help foster a supportive environment where people can grow their careers and have the flexibility, benefits, and support to do their best work. Join us and build for travelers everywhere. Introduction to the Team: Expedia Technology teams partner with our Product teams to create innovative products, services, and tools to deliver high-quality experiences for travelers, partners, and our employees. A singular technology platform powered by data and machine learning provides secure, differentiated, and personalized experiences that drive loyalty and traveler satisfaction. The Traveler Discovery & Planning team at Expedia is at the forefront of innovation in AI-driven agentic systems. We're dedicated to enhancing customer experiences, increasing engagement, and strengthening traveler relationships through cutting-edge machine learning solutions. Our work directly impacts millions of travelers worldwide, shaping their journey from dreaming to booking and beyond. Join a team that’s focused on Agentic Experiences revolutionizing traveler experiences through autonomous, intelligent agent systems. From building cutting-edge conversational AI that anticipates traveler needs to developing proactive solutions for personalized trip planning, your work will shape the future of travel assistance and directly impact millions of users worldwide. This is a rare opportunity to build foundational systems in a high-impact domain, backed by Expedia’s AI-first vision. In this role, you will: Design, build, and evaluate multi-step agentic AI systems, including autonomous agents capable of planning, tool use, memory management, and multi-agent collaboration Research and implement state-of-the-art techniques in agentic architectures, such as ReAct, reflection loops, chain-of-thought prompting, and tool-augmented reasoning Develop and maintain agent orchestration frameworks, defining how agents decompose tasks, delegate to sub-agents, and handle failure and recovery Integrate large language models (LLMs) with external tools, APIs, databases, and code execution environments to enable real-world task completion Define and own evaluation frameworks for agentic systems, measuring task success, reliability, latency, cost, and safety across diverse benchmarks and production scenarios Collaborate closely with product, engineering, and research teams to translate business requirements into agentic system designs and deliver production-grade solutions Identify and mitigate risks specific to agentic systems, including prompt injection, unintended actions, hallucination in long-horizon tasks, and unsafe tool use Stay current with the rapidly evolving agentic AI landscape, synthesizing academic research and industry developments to inform the team's technical direction Minimum Qualifications: PhD, MS, or BS in Computer Science, Machine Learning, Statistics, Engineering, or a related field; or equivalent professional experience 2+ years of related industry experience Demonstrated experience designing and deploying agentic or multi-step AI systems (e.g., ReAct, tool-calling agents, multi-agent pipelines) in production or research settings Proficiency in Python and ML frameworks (PyTorch, TensorFlow, or JAX); experience with LLM APIs and orchestration libraries (e.g., LangChain, LlamaIndex, or similar) Experience integrating LLMs with external tools, APIs, and structured data sources for real-world task completion Understanding of prompt engineering techniques including chain-of-thought, few-shot prompting, and structured output generation Experience defining and running evaluation frameworks for ML systems, including offline benchmarking and production monitoring Preferred Qualifications: Experience in the travel or e-commerce industry Publications in top-tier ML conferences or journals Patented Inventions, pending and issued Contributions to open-source ML projects Experience taking models from prototype to production in collaboration with Machine Learning Engineering teams The total cash range for this position in Seattle is $112,000.00 to $156,500.00. Employees in this role have the potential to increase their pay up to $179,000.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role. The total cash range for this position in Austin is $112,000.00 to $156,500.00. Employees in this role have the potential to increase their pay up to $179,000.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role. The total cash range for this position in San Jose is $122,500.00 to $171,500.00. Employees in this role have the potential to increase their pay up to $196,000.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role. Starting pay for this role will vary based on multiple factors, including location, available budget, and an individual’s knowledge, skills, and experience. Pay ranges may be modified in the future. Benefits and perks Expedia Group offers benefits and perks designed to support employees and their families, including medical, dental, and vision coverage, paid time off, an Employee Assistance Program, wellness and travel reimbursement, travel discounts, and International Airlines Travel Agent Network (IATAN) membership. Learn more about life at Expedia Group at https://careers.expediagroup.com/life . Accommodation requests Expedia Group is committed to providing an inclusive and accessible recruiting experience. If you need an accommodation or adjustment due to a disability during the application or recruiting process, please submit a request at https://expedia.service-now.com/askeg?id=job_accommodation . About Expedia Group Expedia Group includes three flagship consumer brands - Expedia, Hotels.com, and Vrbo - along with a leading B2B travel business and travel advertising offerings. Across our brands and business, we help travelers explore the world with confidence and ease. Important notice Employment opportunities and job offers at Expedia Group will always come from Expedia Group's Talent Acquisition and hiring teams. Never share sensitive personal information unless you are confident of the recipient. Expedia Group does not extend job offers via email or messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official place to find and apply for roles is https://careers.expediagroup.com/jobs/ . Equal Opportunity Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, or any other characteristic protected by law. This employer participates in E-Verify. The employer will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee's I-9 to confirm work authorization.

At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business. Here, you'll do meaningful work that helps millions of people discover, book, and experience travel with more ease, confidence, and joy. Our five Behaviors-Traveler First, Think Big, Operate with Excellence, Ownership Mindset, and Succeed Together-help foster a supportive environment where people can grow their careers and have the flexibility, benefits, and support to do their best work. Join us and build for travelers everywhere. Introduction to the Team: Expedia Technology teams partner with our Product teams to create innovative products, services, and tools to deliver high-quality experiences for travelers, partners, and our employees. A singular technology platform powered by data and machine learning provides secure, differentiated, and personalized experiences that drive loyalty and traveler satisfaction. The Traveler Discovery & Planning team at Expedia is at the forefront of innovation in AI-driven agentic systems. We're dedicated to enhancing customer experiences, increasing engagement, and strengthening traveler relationships through cutting-edge machine learning solutions. Our work directly impacts millions of travelers worldwide, shaping their journey from dreaming to booking and beyond. Join a team that’s focused on Agentic Experiences revolutionizing traveler experiences through autonomous, intelligent agent systems. From building cutting-edge conversational AI that anticipates traveler needs to developing proactive solutions for personalized trip planning, your work will shape the future of travel assistance and directly impact millions of users worldwide. This is a rare opportunity to build foundational systems in a high-impact domain, backed by Expedia’s AI-first vision. In this role, you will: Design, build, and evaluate multi-step agentic AI systems, including autonomous agents capable of planning, tool use, memory management, and multi-agent collaboration Research and implement state-of-the-art techniques in agentic architectures, such as ReAct, reflection loops, chain-of-thought prompting, and tool-augmented reasoning Develop and maintain agent orchestration frameworks, defining how agents decompose tasks, delegate to sub-agents, and handle failure and recovery Integrate large language models (LLMs) with external tools, APIs, databases, and code execution environments to enable real-world task completion Define and own evaluation frameworks for agentic systems, measuring task success, reliability, latency, cost, and safety across diverse benchmarks and production scenarios Collaborate closely with product, engineering, and research teams to translate business requirements into agentic system designs and deliver production-grade solutions Identify and mitigate risks specific to agentic systems, including prompt injection, unintended actions, hallucination in long-horizon tasks, and unsafe tool use Stay current with the rapidly evolving agentic AI landscape, synthesizing academic research and industry developments to inform the team's technical direction Minimum Qualifications: PhD, MS, or BS in Computer Science, Machine Learning, Statistics, Engineering, or a related field; or equivalent professional experience 2+ years of related industry experience Demonstrated experience designing and deploying agentic or multi-step AI systems (e.g., ReAct, tool-calling agents, multi-agent pipelines) in production or research settings Proficiency in Python and ML frameworks (PyTorch, TensorFlow, or JAX); experience with LLM APIs and orchestration libraries (e.g., LangChain, LlamaIndex, or similar) Experience integrating LLMs with external tools, APIs, and structured data sources for real-world task completion Understanding of prompt engineering techniques including chain-of-thought, few-shot prompting, and structured output generation Experience defining and running evaluation frameworks for ML systems, including offline benchmarking and production monitoring Preferred Qualifications: Experience in the travel or e-commerce industry Publications in top-tier ML conferences or journals Patented Inventions, pending and issued Contributions to open-source ML projects Experience taking models from prototype to production in collaboration with Machine Learning Engineering teams The total cash range for this position in Seattle is $112,000.00 to $156,500.00. Employees in this role have the potential to increase their pay up to $179,000.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role. The total cash range for this position in Austin is $112,000.00 to $156,500.00. Employees in this role have the potential to increase their pay up to $179,000.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role. The total cash range for this position in San Jose is $122,500.00 to $171,500.00. Employees in this role have the potential to increase their pay up to $196,000.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role. Starting pay for this role will vary based on multiple factors, including location, available budget, and an individual’s knowledge, skills, and experience. Pay ranges may be modified in the future. Benefits and perks Expedia Group offers benefits and perks designed to support employees and their families, including medical, dental, and vision coverage, paid time off, an Employee Assistance Program, wellness and travel reimbursement, travel discounts, and International Airlines Travel Agent Network (IATAN) membership. Learn more about life at Expedia Group at https://careers.expediagroup.com/life . Accommodation requests Expedia Group is committed to providing an inclusive and accessible recruiting experience. If you need an accommodation or adjustment due to a disability during the application or recruiting process, please submit a request at https://expedia.service-now.com/askeg?id=job_accommodation . About Expedia Group Expedia Group includes three flagship consumer brands - Expedia, Hotels.com, and Vrbo - along with a leading B2B travel business and travel advertising offerings. Across our brands and business, we help travelers explore the world with confidence and ease. Important notice Employment opportunities and job offers at Expedia Group will always come from Expedia Group's Talent Acquisition and hiring teams. Never share sensitive personal information unless you are confident of the recipient. Expedia Group does not extend job offers via email or messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official place to find and apply for roles is https://careers.expediagroup.com/jobs/ . Equal Opportunity Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, or any other characteristic protected by law. This employer participates in E-Verify. The employer will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee's I-9 to confirm work authorization.

At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business. Here, you'll do meaningful work that helps millions of people discover, book, and experience travel with more ease, confidence, and joy. Our five Behaviors-Traveler First, Think Big, Operate with Excellence, Ownership Mindset, and Succeed Together-help foster a supportive environment where people can grow their careers and have the flexibility, benefits, and support to do their best work. Join us and build for travelers everywhere. Introduction to the Team: Expedia Technology teams partner with our Product teams to create innovative products, services, and tools to deliver high-quality experiences for travelers, partners, and our employees. A singular technology platform powered by data and machine learning provides secure, differentiated, and personalized experiences that drive loyalty and traveler satisfaction. The Traveler Discovery & Planning team at Expedia is at the forefront of innovation in AI-driven agentic systems. We're dedicated to enhancing customer experiences, increasing engagement, and strengthening traveler relationships through cutting-edge machine learning solutions. Our work directly impacts millions of travelers worldwide, shaping their journey from dreaming to booking and beyond. Join a team that’s focused on Agentic Experiences revolutionizing traveler experiences through autonomous, intelligent agent systems. From building cutting-edge conversational AI that anticipates traveler needs to developing proactive solutions for personalized trip planning, your work will shape the future of travel assistance and directly impact millions of users worldwide. This is a rare opportunity to build foundational systems in a high-impact domain, backed by Expedia’s AI-first vision. In this role, you will: Design, build, and evaluate multi-step agentic AI systems, including autonomous agents capable of planning, tool use, memory management, and multi-agent collaboration Research and implement state-of-the-art techniques in agentic architectures, such as ReAct, reflection loops, chain-of-thought prompting, and tool-augmented reasoning Develop and maintain agent orchestration frameworks, defining how agents decompose tasks, delegate to sub-agents, and handle failure and recovery Integrate large language models (LLMs) with external tools, APIs, databases, and code execution environments to enable real-world task completion Define and own evaluation frameworks for agentic systems, measuring task success, reliability, latency, cost, and safety across diverse benchmarks and production scenarios Collaborate closely with product, engineering, and research teams to translate business requirements into agentic system designs and deliver production-grade solutions Identify and mitigate risks specific to agentic systems, including prompt injection, unintended actions, hallucination in long-horizon tasks, and unsafe tool use Stay current with the rapidly evolving agentic AI landscape, synthesizing academic research and industry developments to inform the team's technical direction Minimum Qualifications: PhD, MS, or BS in Computer Science, Machine Learning, Statistics, Engineering, or a related field; or equivalent professional experience 2+ years of related industry experience Demonstrated experience designing and deploying agentic or multi-step AI systems (e.g., ReAct, tool-calling agents, multi-agent pipelines) in production or research settings Proficiency in Python and ML frameworks (PyTorch, TensorFlow, or JAX); experience with LLM APIs and orchestration libraries (e.g., LangChain, LlamaIndex, or similar) Experience integrating LLMs with external tools, APIs, and structured data sources for real-world task completion Understanding of prompt engineering techniques including chain-of-thought, few-shot prompting, and structured output generation Experience defining and running evaluation frameworks for ML systems, including offline benchmarking and production monitoring Preferred Qualifications: Experience in the travel or e-commerce industry Publications in top-tier ML conferences or journals Patented Inventions, pending and issued Contributions to open-source ML projects Experience taking models from prototype to production in collaboration with Machine Learning Engineering teams The total cash range for this position in Seattle is $112,000.00 to $156,500.00. Employees in this role have the potential to increase their pay up to $179,000.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role. The total cash range for this position in Austin is $112,000.00 to $156,500.00. Employees in this role have the potential to increase their pay up to $179,000.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role. The total cash range for this position in San Jose is $122,500.00 to $171,500.00. Employees in this role have the potential to increase their pay up to $196,000.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role. Starting pay for this role will vary based on multiple factors, including location, available budget, and an individual’s knowledge, skills, and experience. Pay ranges may be modified in the future. Benefits and perks Expedia Group offers benefits and perks designed to support employees and their families, including medical, dental, and vision coverage, paid time off, an Employee Assistance Program, wellness and travel reimbursement, travel discounts, and International Airlines Travel Agent Network (IATAN) membership. Learn more about life at Expedia Group at https://careers.expediagroup.com/life . Accommodation requests Expedia Group is committed to providing an inclusive and accessible recruiting experience. If you need an accommodation or adjustment due to a disability during the application or recruiting process, please submit a request at https://expedia.service-now.com/askeg?id=job_accommodation . About Expedia Group Expedia Group includes three flagship consumer brands - Expedia, Hotels.com, and Vrbo - along with a leading B2B travel business and travel advertising offerings. Across our brands and business, we help travelers explore the world with confidence and ease. Important notice Employment opportunities and job offers at Expedia Group will always come from Expedia Group's Talent Acquisition and hiring teams. Never share sensitive personal information unless you are confident of the recipient. Expedia Group does not extend job offers via email or messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official place to find and apply for roles is https://careers.expediagroup.com/jobs/ . Equal Opportunity Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, or any other characteristic protected by law. This employer participates in E-Verify. The employer will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee's I-9 to confirm work authorization.

At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business. Here, you'll do meaningful work that helps millions of people discover, book, and experience travel with more ease, confidence, and joy. Our five Behaviors-Traveler First, Think Big, Operate with Excellence, Ownership Mindset, and Succeed Together-help foster a supportive environment where people can grow their careers and have the flexibility, benefits, and support to do their best work. Join us and build for travelers everywhere. Principal Software Development Engineer Our Technology Team partners with teams across Expedia Group to create innovative products, services, and tools to deliver high-quality experiences for travelers, partners, and our employees. A singular technology platform powered by data and machine learning provides secure, differentiated, and personalized experiences that drive loyalty and traveler satisfaction. Expedia Global Payments (EGP) is looking for top engineering talent to help drive the development of our payment platform, seamlessly roll out new payment methods, and continuously improve on our operational excellence and engineering practices. We offer a highly dynamic set of services that enable customers from all over the world to pay for travel in a variety of ways. We build, operate, and improve payment services for Expedia Group's brands, our suppliers (hoteliers, airlines, vacation rental owners/agencies, etc.), and our corporate needs. We do this accurately and at scale, processing over $100 billion payments in 55+ currencies in over 155 countries every year, and across a diverse set of payment options! This opportunity presents great technical challenges and the ability to have a tremendous business impact. Technology and innovation are at the heart of our organization. We provide solutions that reduce the cost of payments and improve performance, scalability, availability, and resiliency. We also provide an abundance of functional support to services in our platform, and the needs are ever-growing, as we adapt to new payment solutions and capabilities. This position focuses not only on implementing innovative software solutions for e-commerce payments systems at scale but also on being a role model and mentor to your fellow engineers. You will get to expand your skills in building highly scalable solutions while influencing others and raising the bar on the overall level of excellence within the team. You will also get the opportunity to influence decisions across the technology ecosystem within Expedia Group by being a key domain guide. Additionally, your input will be critical to the selection of new senior-level hires on the team. In this role, you will: Lead the design and implementation of complex, scalable software systems and services that span multiple domains or organizations. Drive architectural decisions, ensuring quality, reliability, and maintainability across large-scale distributed systems. Mentor, influence, and develop engineering teams, fostering technical excellence and best practices. Champion the integration and operation of AI/ML‑enabled solutions that improve business and customer outcomes. Collaborate with cross-functional stakeholders to define technical solutions and deliver impactful business results. Guide the adoption of modern development methodologies, system design (LLD), API design, and robust data modeling practices. Minimum Qualifications: Bachelor’s degree in Computer Science or a related technical field; or Equivalent related professional experience. 10+ years of relevant professional experience. Proven track record of leading complex technical initiatives across multiple systems, domains, or organizational boundaries. Demonstrated expertise in system design, large-scale architecture, API design, and data modeling. Familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products. Preferred Qualifications: Experience architecting and operating distributed systems at scale, including service-oriented and microservices architectures. Deep knowledge of designing, integrating, and optimizing AI/ML‑enabled features into production software environments. Demonstrated leadership in driving operational excellence, automation, and continuous improvement across engineering teams. Skilled in data-driven decision making and leveraging metrics to optimize product and technology outcomes. Expertise in safely integrating and operating AI/ML‑enabled solutions to deliver measurable business improvements. The total cash range for this position in Austin is $231,000.00 to $323,500.00. Employees in this role have the potential to increase their pay up to $369,500.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role. Starting pay for this role will vary based on multiple factors, including location, available budget, and an individual’s knowledge, skills, and experience. Pay ranges may be modified in the future. Benefits and perks Expedia Group offers benefits and perks designed to support employees and their families, including medical, dental, and vision coverage, paid time off, an Employee Assistance Program, wellness and travel reimbursement, travel discounts, and International Airlines Travel Agent Network (IATAN) membership. Learn more about life at Expedia Group at https://careers.expediagroup.com/life . Accommodation requests Expedia Group is committed to providing an inclusive and accessible recruiting experience. If you need an accommodation or adjustment due to a disability during the application or recruiting process, please submit a request at https://expedia.service-now.com/askeg?id=job_accommodation . About Expedia Group Expedia Group includes three flagship consumer brands - Expedia, Hotels.com, and Vrbo - along with a leading B2B travel business and travel advertising offerings. Across our brands and business, we help travelers explore the world with confidence and ease. Important notice Employment opportunities and job offers at Expedia Group will always come from Expedia Group's Talent Acquisition and hiring teams. Never share sensitive personal information unless you are confident of the recipient. Expedia Group does not extend job offers via email or messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official place to find and apply for roles is https://careers.expediagroup.com/jobs/ . Equal Opportunity Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, or any other characteristic protected by law. This employer participates in E-Verify. The employer will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee's I-9 to confirm work authorization.