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Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. As a Senior Software Engineer on the Connections team, you will build systems and applications across the stack and enable players to connect and play together. Your work will power the Roblox social graph, helping people recognize and connect with friends so they can have a richer experience on the platform. You will own critical features used by millions of users daily as well as develop new zero-to-one features. You will drive company-level objectives for user engagement and retention through friending, which is a critical part of our user journey. If you are an experienced developer who loves to write code and ship user-facing features, you’ll be right at home with our product-focused team. This role is based at Roblox HQ in San Mateo, CA (no remote option). You Will: Ship features and work across the stack with an end-to-end understanding of our features. This role will be frontend leaning. Collaborate with other engineering, product, and design teams to define and build features used by tens of millions of users Drive individual projects from end to end, ensuring they are well-planned, executed efficiently, run experiments, and deliver meaningful impact. You Have: 5+ years of experience building full-stack systems, including backend, APIs, and frontend applications. Bachelor's degree or higher in Computer Science or a related field. Familiar with A/B testing (Bonus) You Are: Proactive: You operate with a sense of urgency, initiating conversations and workflow that pushes team projects and people forward Scrappy: You are willing to dive into any tech stack to solve problems, and can easily adapt to any situation when the need arises and come up with the right solution. A product owner: You champion for changes that align with the needs of our users For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits as described on this page . Annual Salary Range $196,750 — $243,290 USD Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted). Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process. For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. Roblox's data infrastructure processes petabytes of data daily, powering analytics, ML, and product decisions. As a Senior Software Engineer in our Data Infra org, you will design, build, and scale the distributed data infrastructure platforms that power Roblox. You will own and drive the next-generation architecture of our core platforms, which span Kafka, Flink, Spark, Trino, Druid, Airflow and Data Catalog. This role combines high ambiguity and ownership to push the boundaries of what our infrastructure can handle at massive scale, giving you the unique opportunity to steer the evolution of the data landscape. You Will: Own and Scale Core Platform Components: Take responsibility for the design, architecture, and implementation of 1–2 key data platform frameworks within our stack Collaborate and Align: Partner with infra, data science, and product engineering teams to ensure your target platform's capabilities are directly guided by platform governance and product requirements. Optimize Performance at Scale: Dive deep into engine internals, query planning, state management, memory optimization, serialization efficiency to maximize throughput and reliability under heavy load. Drive Infrastructure Robustness: Lead the design, testing, and operational lifecycle of next-generation infrastructure features running on Kubernetes across cloud environments. Agentic Interface: Embed AI/ML capabilities within our data platforms, leveraging LLMs for data discovery and generation, building autonomous, self-serve mechanisms for platform interaction layer. You Have: 5+ years of experience building, designing, testing and maintaining production-grade, large-scale distributed systems. Data Platform Depth: Deep technical experience building or strong familiarity with at least 1 or 2 foundational technologies within our stack: Kafka, Flink, Spark, Trino, Druid, Airflow, or Data Catalog/Metadata systems. Strong Engineering Foundations: Robust proficiency in Java, Go, or Scala , with a track record of writing clean, highly performant backend code. Cloud Fluency: Experience operating and troubleshooting data infrastructure at scale on top of Kubernetes in AWS or GCP. Technical Leadership: Demonstrated ability to influence technical direction across teams, mentor engineers, and drive alignment on complex cross-cutting initiatives. B.S. equivalent in CS or sufficient experience. Nice to Have: Contributions to open-source projects in the data infrastructure ecosystem. Experience operating infrastructure at consumer-internet scale (100M+ users). For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits as described on this page . Annual Salary Range $243,290 — $295,250 USD Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted). Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process. For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. As a Principal Security Software Engineer in the Enterprise Security team, you will advance Roblox's Enterprise Security strategy by building the systems and integrations that protect Roblox's corporate infrastructure. Where traditional security engineers evaluate and deploy vendor solutions, you will design and build production-grade security software - Identity and Access governance, policy enforcement engines, and security integrations that scale with Roblox's business. You'll partner with security professionals across InfoSec and work cross-functionally with Corporate Engineering, DevOps, and Product teams to drive security initiatives. You will: Build identity and access systems : Design, implement, and own integrations across Roblox's IAM ecosystem, including SSO federation, SCIM provisioning/deprovisioning pipelines, OAuth 2.0 authorization servers, and token lifecycle management for both human and non-human identities. Own authorization at scale: Build fine-grained authorization services and policy models that make least privilege and separation of duties the default across enterprise systems. Lead identity for agentic AI: Define and build how AI agents authenticate and are authorized at Roblox, including agent identity issuance, authorization for MCP servers and tool access, delegated and on-behalf-of access, scoped credentials, and short-lived token flows with auditable guardrails.. Drive secure-by-design implementations: Partner with Corporate Engineering, DevOps, and product teams to embed identity and authorization controls into enterprise systems, developer workflows, and AI tooling, extending vendor platforms with custom integrations where needed. You have: Deep understanding of Human and Machine Identity and Authentication protocols like OAuth 2.0, SCIM 2.0, SAML 2.0, Transaction tokens, FIDO2/WebAuthn and Passkeys, SPIFFE/SPIRE Experience with one or more policy-as-code or authorization frameworks (OPA/Rego, Cedar, Zanzibar/ReBAC) Proficiency in at least one systems or backend language: Python, Go, Rust Proficiency with security-relevant system design: session management, audit logging, rate limiting, secret storage Experience in Threat modeling for authentication and authorization systems Understanding of Zero trust architecture and least-privilege access patterns 10+ years of relevant professional experience combining SWE and security You are: Engineer First : You approach problems with code and systems thinking, building reliable security platforms that engineering teams can depend on Protocol Fluent : You have hands-on experience implementing identity standards and can navigate RFC-level details to debug complex authentication and authorization issues. Collaborative : You love working with your direct team and cross-functional partners across engineering, DevOps, and business teams to deliver security outcomes without slowing them down. Strategic Thinker : You define clear technical requirements and assess commercial solutions to inform build vs. buy decisions, balancing security rigor with engineering pragmatism. Comfortable with Ambiguity : You gather data, navigate complex situations, and make sound technical decisions even when facing incomplete information or unclear requirements. For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits as described on this page . Annual Salary Range $385,050 — $443,200 USD Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted). Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process. For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. As a Senior Security Software Engineer for Infrastructure Security you will be a part of the Information Security organization and report to the Senior Manager of Infrastructure Security. You will help shape the future of Platform Security at Roblox. We work closely with Production IAM, Network Security, and Cloud Security at Roblox. You Will: Identify security gaps and threats in our cloud and on premise infrastructure, partnering with Governance Risk and Compliance teams to create standards and policies along the way. This will help Roblox meet regulatory and compliance requirements. Harden our infrastructure by introducing secure by default configurations, designs and guardrails for all developers at Roblox. Own and drive solutions that enable Roblox engineers to design, build, and use infrastructure securely at scale. Work closely with other InfoSec teams (AppSec, D&R, GRC, CorpSec, CloudSec, NetSec) and partner with engineering teams across Roblox, specifically the Infrastructure organization, to ensure the secure outcomes of security and product driven initiatives. You Have: 5+ years of experience writing code and/or relevant technical experience. Experience with automation, IaC, system hardening, container security concepts, cloud security policy and observability. Deep knowledge of Linux systems, Kubernetes (EKS/GKE/AKS/RKS), and on premise and cloud based risk and supporting security infrastructure. Familiarity with Public Key Infrastructure (PKI), Data Encryption (at-rest and in-transit), platform security best practices, Secrets Management, and orchestration at scale with systems such as Chef, Nomad, and ECS. Understanding of network security, application security concepts, and information security industry best practices. You Are: Collaborative: You love working with your direct team and cross-functional partners. Thoughtful of build vs. buy decisions: You can build solutions, but you also review what tools are available and are comfortable working with Third Party vendors. Comfortable with ambiguity: You can gather data and make informed decisions when there is no clear answer. For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits as described on this page . Annual Salary Range $233,570 — $269,170 USD Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted). Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process. For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. WHY SAFETY? At Roblox, we strive to connect a billion people with optimism and civility, and the Safety organization’s mission is to become the leader in civil immersive online communities. We systematically detect, remove, and prevent problematic accounts, content and behavior, and we make Roblox accounts secure and free from compromise. We cover a broad area of the tech spectrum, including machine learning, classifiers for 3D models, experimentation, automation, detection workflows, and AI-powered text filters. Aligned and partnering with product teams, we use this toolbelt to discover new opportunities, influence and shape the product roadmap and prioritization, build safety products, and measure the impact on our community of users and developers. In doing so, we keep Roblox safe, civil, and inclusive, and we foster positive relationships between people around the world. WHY Safety Applications? As we scale, the complexity and volume of safety threats have grown exponentially, making Trust and Safety the single most critical engineering problem we face. The platform’s ability to achieve its mission hinges entirely on the foundational tooling we build. We are not just responding to incidents; We are building the scalable operating system for all of Roblox’s Trust & Safety strategy. As a Senior Engineer on the Safety Application pod within the Safety Experience, you will be instrumental in developing our in-house safety applications. This role emphasizes building intuitive, scalable, and AI-agentic-powered tooling for daily Roblox safety acts. If you are passionate about solving complex, high-impact problems in an adversarial landscape, this is the team for you. You will report to the Engineering Manager of the Safety Application Team. You Will: Architect and Lead End-to-End Systems: Assume ultimate technical ownership for the lifecycle of complex, full-stack systems within Safety labeling and Investigative tooling. Drive the technical strategy from specification through implementation, rollout, and iteration, actively shaping and influencing the pod's broader roadmap. Spearhead Cross-Functional Alignment: Act as the primary technical anchor for Operations, Product Managers, and partner safety pods. Take the lead in resolving highly ambiguous workflows, translating complex business pain points into scalable, extensible technical architectures while proactively managing tech debt and long-term platformization goals. Pioneer Architectural Vision: Define and drive the architectural direction for the next generation of safety applications. Lead the integration of advanced AI methodologies (including LLMs and agentic workflows) to build highly effective, scalable moderation solutions. Design and Scale Core Primitives: Architect, build, and evangelize shared moderation primitives (e.g., Compliance infrastructure, Quality Assurance, Traffic Routing, workforce management, and agentic AI labeling frameworks). Empower external integrator teams by creating frictionless, self-serve onboarding pathways for new safety surfaces. Drive Multi-Quarter Initiatives: Lead large-scale, cross-organizational technical initiatives. Navigate complex dependencies, resolve cross-team blockers, and align disparate groups to ensure the widespread adoption and operational success of our core safety applications. Act as a Technical Multiplier: Elevate the engineering standards of the team. Take responsibility not just for your own project execution, but for mentoring engineers, driving design reviews, and establishing best practices across the safety platform ecosystem. Partner with Leadership: Partner closely with engineering leadership to define technical priorities, reporting directly to the Manager of Safety Applications. You Have: 7+ years of experience in software development. Distributed Systems Architecture: Proven ability to design and implement robust, high-throughput microservices (handling thousands of requests per second) while maintaining a strict focus on system safety and security. Safety-Driven Mindset: A strong commitment to designing, implementing, and maintaining systems that prioritize user safety, data integrity, and compliance with safety policies. Equivalent experience or a BS in Computer Science, Applied Math, Physics, Engineering, Statistics, or another technical field. Curious to learn new technologies and systematically grow your skills. You Are: Experienced (7+ years): You have extensive experience as a full-stack engineer, proficient in both front-end and back-end development, working on complex, production-grade systems end-to-end. A nalytical & Data-Driven: You possess a strong ability to instrument, collect, and analyze user interaction data (e.g., A/B testing, usage metrics) to inform design decisions and continuously maximize user impact and product performance. Versatile & Adaptable: You are proficient across multiple programming languages, frameworks, and technologies (e.g., modern React, #Golang, Python, relational/NoSQL databases, cloud platforms) and can quickly shift focus and master new skills to meet project demands. Team-Player & Technical Leader : You are a collaborative team member who actively mentors peers, drives technical excellence, and takes ownership of leading and delivering key features and projects across team boundaries. AI native: You are eager to define and build AI-centric solutions, incorporating modern machine learning and agentic AI capabilities directly into the core user experience and system architecture. For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits as described on this page . Annual Salary Range $243,290 — $295,250 USD Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted). Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process. For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. As a Principal Security Software Engineer, you will be reporting to the Manager of Application Security leading the Security Design and Review pod. You will play a pivotal role in shaping the growth of Information Security's (InfoSec) Application Security team, collaborating with engineering teams early in their processes to provide secure design solutions and establish security standards. Your responsibilities will include threat modeling, secure system design, automation, and penetration testing. As a key member of the team, you will drive company-wide projects across diverse tech stacks, working with engineering leaders to remediate security challenges. You will define and evolve the technical vision for scaling application security practices across the organization. You will: Lead company-wide security initiatives to address critical security challenges. Build and nurture cross-company relationships to achieve security objectives. Provide guidance on product security processes and standards. Define and expand partnerships with key engineering teams across Roblox. Apply critical thinking and analytical skills to develop security protocols and communicate effectively with stakeholders. Research and evaluate new technologies to enhance the company's security posture. Identify potential threats and vulnerabilities in our systems and data, as well as help develop and implement solutions to safeguard them. Enable cross-functional teams to implement security solutions aligned with Trust-by-Design principles. Contribute to security education and awareness programs by partnering across teams to collaboratively build and promote shared understanding of security practices throughout the company. Shape strategies to automate and scale application and product security efforts. Design and secure autonomous agentic workflows. Test application code following the OWASP Testing Methodology. Mentor and guide other security engineers! You have: 8+ years of professional experience in cybersecurity, with a deep background in application security, data encryption, and compliance with security standards, as well as knowledge of network and cloud security. Expertise in explaining complex security challenges and solutions to both technical and non-technical leadership. Proven ability to build strong relationships and influence principal engineers across teams. Experience in software and infrastructure architecture with a focus on security. Extensive experience with common code and network vulnerabilities, their impacts, and remediation strategies. Background in writing code in at least one programming language, such as Python, Golang, or C#, and a scripting language like Bash or Python. Applied knowledge of cryptography, PKI, TLS, and practical implementations. Experience with threat modeling and Secure Software Development Life Cycles. Experience operationalizing security best practices in large-scale internet environments. Familiarity with network and server hardware, as well as Linux and Windows security. Familiarity with secure deployment patterns for AI agents, including isolation strategies (sandboxing, microVMs), secrets protection, and audit/logging for agent capabilities. Familiarity with enabling safe AI adoption at scale, balancing security, developer productivity, and organizational risk. You are: A team-oriented, collaborative professional who enjoys working with others. Passionate about security and knowledgeable about security principles, understanding their value to an organization. Passionate about long-term solutions that drive lasting security improvements, prioritizing sustainable change over quick fixes. For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits as described on this page . Annual Salary Range $326,060 — $385,050 USD Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted). Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process. For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. What You’ll Do: In this Senior Frontend Engineering role, you will be a key contributor in shaping the future of Roblox’s application surfaces. You will develop the architecture and technical direction of our frontend stack for consumer-facing surfaces, working across teams and technology platforms to ensure our solutions are universal and scalable​. This role would require defining how all our frontend pieces fit together, how data flows through the client, and how we can build features faster and more reliably. You will have the opportunity to work with modern frameworks and also dive into our custom Luau-based tech, bridging the best ideas from the web ecosystem into Roblox’s unique environment. If you are excited by the idea of creating the foundation on which dozens of engineers will build new features – and doing it in a way that delights our end-users with speed and stability – then this role will be perfect for you. Join us and help build the frontend platform that underpins the metaverse! Together, we’ll enable incredible new experiences for our users and a productive, joyful development experience for our engineers. You Have: Bachelor’s degree in Computer Science or a related field, or equivalent practical experience​. 8+ years of software development experience, including substantial experience building user-facing frontend applications. Proven track record in implementing or architecting complex frontend systems for large-scale applications​ (experience with large-scale or high-traffic applications is a plus​). Deep expertise in modern mobile/web/frontend technologies – including proficiency in HTML5, CSS3, and JavaScript/TypeScript or mobile equivalents – and hands-on experience with frameworks such as React​. Comfortable with component-based architecture and state management patterns (Redux/Flux or similar) for building maintainable UIs. Strong programming skills in one or more scripting languages relevant to frontend and tooling such as TypeScript, Swift or Kotlin, or the ability to quickly learn them​, is highly desirable. Solid understanding of software design principles and architectural patterns as they apply to frontend development. Able to design clean APIs and module boundaries, and experienced in creating maintainable and testable code bases with proper unit/integration testing practices​. Demonstrated ability to optimize frontend performance and diagnose issues. Knowledge of performance debugging, profiling, and benchmarking techniques on the client side​. Passion for ensuring fast, fluid user experiences on all devices. Excellent communication skills and a team-oriented mindset. Ability to work effectively with cross-functional teams, gather requirements, and drive consensus on technical solutions. Comfortable sharing ideas, documenting designs, and collaboratively solving problems in a large engineering organization. Experience developing applications or libraries across multiple platforms (web, mobile, desktop). Familiarity with building applications that serve users on Web, iOS, Android, Windows, etc. is desirable for ensuring a seamless cross-platform experience​. Familiarity with C++ or other low-level languages is a nice to have but not mandatory. You will: Design and implement robust, extensible systems powering Roblox’s core surfaces (Home, Avatar, Search, etc.) to serve millions of users efficiently. Create reusable frontend abstractions using React paradigms and modern tech to enable fast, consistent UI development across teams and devices. Maintain and evolve Roblox’s internal React-inspired Luau UI libraries, promoting modular design, state management patterns, and performance. Define architecture standards to ensure frontend code is scalable, testable, and aligned with proven patterns like Flux, MVC, and MVVM. Partner with engineering, product, and design teams to integrate shared solutions and deliver cohesive, high-quality user experiences. Address cross-surface issues like memory, responsiveness, and load times to ensure a reliable, fast UI at scale. Provide architectural leadership, review designs/code, and mentor engineers in best practices and effective use of platform tools. For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits as described on this page . Annual Salary Range $242,100 — $312,970 USD Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted). Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process. For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. The Luau App Foundations team is responsible for the core infrastructure of the Roblox application. They bridge the gap between app and the performance-heavy Roblox game engine. This team is building the unified stack that powers mission-critical surfaces like Home, Avatar, and Social for millions of concurrent users. They are the ones who make it possible for "Web-style" development efficiency to exist within a high-performance C++ game engine. Why is this role exciting: Technical Pioneer: You will be writing libraries and modules using C++ inside a world class Roblox proprietary Game Engine. Systematic Impact: This is a "Force Multiplier" role. The frameworks and components you build will be used by dozens of other engineering teams to ship their features. Complex Problem Solving: You aren’t just building an app; you’re managing smooth data flow through a client that has to perform perfectly on a $100 Android phone and a $3,000 Gaming PC simultaneously. 0 to 1 Transitions: You will lead the charge in shaping some of the most crucial components of the App written in C++ inside the Game Engine. Key Challenges: Bridging Tech Stacks: The libraries you write sit between a modern UI (written in Luau) and Core Game engine layer as well as Platform layer (Android, iOS abstractions) Large-Scale Performance: Diagnosing memory usage and framerate issues that only appear when you have millions of daily active users. Standardizing Chaos: Creating a "joyful development experience" for other engineers by enforcing clean, modular, and testable code standards across a massive organization. Platform Universality: Ensuring that a single foundation works across iOS, Android, Windows, Mac, and Consoles without compromise. You will: Be the primary C++ expert in the team and drive frontend C++ strategy for extending our interface layer. Work with stakeholders across Engineering, Product, and Design to expand frontend ecosystems and drive technical enhancements in engineering space. Implement innovative solutions to feature requests and collaborate with the Roblox Surface owners on new initiatives. Have fun working with our internal team members and community developers to improve the overall state of Lua App on Roblox You have: 4+ years of experience with significant knowledge of system or mobile programming. Proficiency in C++: Strong C++ programming skills with an ability to write high quality, performant code; experience with Lua is a plus Passion about building frameworks and libraries: You are driven to build a strong platform with world class design patterns and cutting edge system architecture. Performance focus : You embrace software performance considerations, with an ability to implement performant solutions for platforms including mobile. Personally Motivated: Self-sufficient, self-organized and able to take ownership of a project throughout its full lifecycle A Team player mentality: Ability to work closely with and inspire the rest of your team while displaying excellent interpersonal and communication skills For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits as described on this page . Annual Salary Range $195,780 — $242,100 USD Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted). Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process. For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.