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About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we’re on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other’s unique experiences and embrace the flexibility to do your best work. Creating a career you love? It’s Possible. At Pinterest, AI isn't just a feature, it's a powerful partner that augments our creativity and amplifies our impact, and we’re looking for candidates who are excited to be a part of that. To get a complete picture of your experience and abilities, we’ll explore your foundational skills and how you collaborate with AI. Through our interview process, what matters most is that you can always explain your approach, showing us not just what you know, but how you think. You can read more about our AI interview philosophy and how we use AI in our recruiting process here . As a Machine Learning Intern at Pinterest, you’ll apply machine learning and AI to product and engineering challenges. You’ll work with engineering, product and data teams to prototype, evaluate and improve ML-powered features and discovery experiences. Throughout your internship, you’ll contribute to real projects, learn how large-scale ML systems are developed and build practical skills with guidance from experienced engineers. What you’ll do: Own a scoped machine learning project from problem definition through experimentation, implementation and communication of results, with guidance from your manager and team Contribute to applied machine learning and AI research that informs Pinterest product experiences Collect, analyze and synthesize data to develop data-driven machine learning models Write clean, efficient and maintainable code, supported by appropriate documentation and testing Apply relevant machine learning techniques, including natural language processing or graph-based approaches, to modeling and ranking problems across discovery, ads and search Break down scoped technical problems, propose approaches and implement solutions with guidance from the team Deliver assigned project milestones, share progress and findings with teammates and seek guidance when needed Experience applying machine learning or AI concepts through research, coursework, projects or internships. Use AI to accelerate analysis and iteration while applying judgment and verification to ensure correctness and quality. What we are looking for: Working towards a Master's or PhD degree in Computer Science, ML, NLP, Statistics, Information Sciences or related field Machine Learning (ranking, computer vision, NLP, content recommendations, embedding, information retrieval etc) Experience with big data technologies (e.g., Hadoop/Spark) and scalable realtime systems that process stream data Proficiency in at least one systems language (Java, C++, Python) or one ML framework (Tensorflow, Pytorch, MLFlow) Experience in research and in solving analytical problems Strong communicator and team player with the ability to find solutions for open-ended problems This job posting is for an open vacancy. Please note that the company utilizes artificial intelligence to screen applicants for the positions. In-Office Requirement Statement: This onsite internship will be based in our Toronto office requiring a few days in office. Our program will run in a full-time capacity during typical business hours between Monday-Friday. This role will need to be in the office for in-person collaboration 2-3 weekdays per week and therefore needs to be within a commutable distance of Toronto . Relocation Statement: This position may be eligible for relocation assistance. Visit our PinFlex page to learn more about our working model. Information regarding the culture at Pinterest and benefits available for this position can be found here . At Pinterest we believe the workplace should be equitable, inclusive, and inspiring for every employee. In an effort to provide greater transparency, we are sharing the base salary range for this position. Final salary is based on a number of factors including location, travel, relevant prior experience, or particular skills and expertise. Information regarding the culture at Pinterest and benefits available for this position can be found here . Canada based applicants only The minimum and maximum salary for this position is CA$8000 - CA$8600 monthly. #LI-HYBRID #LI-AG4 At Pinterest we believe the workplace should be equitable, inclusive, and inspiring for every employee. In an effort to provide greater transparency, we are sharing the base salary range for this position. Final salary is based on a number of factors including location, travel, relevant prior experience, or particular skills and expertise. Information regarding the culture at Pinterest and benefits available for this position can be found here . Canada based applicants only $8,000 — $8,600 CAD Our Commitment to Inclusion: Pinterest is an equal opportunity employer and makes employment decisions on the basis of merit. We want to have the best qualified people in every job. All qualified applicants will receive consideration for employment without regard to race, color, ancestry, national origin, religion or religious creed, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, age, marital status, status as a protected veteran, physical or mental disability, medical condition, genetic information or characteristics (or those of a family member) or any other consideration made unlawful by applicable federal, state or local laws. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you require a medical or religious accommodation during the job application process, please complete this form for support. By submitting this application, I certify that all information submitted in my application and throughout the hiring process is true, accurate, and complete to the best of my knowledge. I understand that any false statement, omission, or misrepresentation may disqualify me from employment consideration or result in termination if discovered after hire.

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we’re on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other’s unique experiences and embrace the flexibility to do your best work. Creating a career you love? It’s Possible. At Pinterest, AI isn't just a feature, it's a powerful partner that augments our creativity and amplifies our impact, and we’re looking for candidates who are excited to be a part of that. To get a complete picture of your experience and abilities, we’ll explore your foundational skills and how you collaborate with AI. Through our interview process, what matters most is that you can always explain your approach, showing us not just what you know, but how you think. You can read more about our AI interview philosophy and how we use AI in our recruiting process here . With more than 640 million users around the world and 300 billion ideas saved, Pinterest Machine Learning interns help build personalized experiences to help Pinners create a life they love. At Pinterest, you’ll experience hands-on access to an incredible vault of data and contribute large-scale recommendation systems in ways you won’t find anywhere else. As a machine learning intern at Pinterest, you'll work on tackling new challenges in machine learning and artificial intelligence. You'll conduct research that can be applied across Pinterest engineering teams and engage in external collaborations and mentoring, while also performing research in any of the following areas: image recognition, user modeling, recommender systems,search, ads, ranking, natural language processing, neural networks, personalization, graph representation learning, and big data analytics. Note to applicants: By applying to this role, you will be considered for multiple intern roles open across our various ML teams. Please only apply once within the USA or Canada as multiple applications may delay our recruitment process. Internships are 12 weeks paid, with fixed start dates in May or June to accommodate varying school calendars. Depending on the team, our summer internships will be located either remote or hybrid in San Francisco, Palo Alto, New York or Seattle offices. We offer 2 internship start dates: May 17, 2027 - August 6, 2027 June 14, 2027 - September 3, 2027 What you’ll do: Lead your own project start to finish to contribute in cutting-edge research in machine learning and artificial intelligence that can be applied to Pinterest problems Gain hands-on experience with production ML systems, including algorithmic research, infrastructure, data engineering, training, inference, and product, to deliver innovative solutions. You will be exposed to full-stack production ML systems. Leverage frontier AI tools and agents to accelerate engineering implementation, including prototyping and experimentation work. Validate AI-generated outputs through testing, code review, and critical thinking, ensuring solutions are accurate, maintainable, secure, and aligned with team standards. Use AI to better understand unfamiliar code, investigate bugs, and summarize technical context or documentation. Contribute in cutting-edge research in machine learning and artificial intelligence that can be applied to Pinterest problems Write clean, efficient, and sustainable code Take proactive ownership over the completion and quality of your tasks and project with minimal guidance from your mentor, manager, and peers What we’re looking for: Working towards a PhD in Computer Science, ML, NLP, Statistics, Information Sciences or related field Proficiency in at least one systems language (Java, C++, Python) or one ML framework (Tensorflow, Pytorch, MLFlow) Proficiency with AI-native engineering, including the design of agent-friendly codebases. High degree of autonomy in learning new agent-first development tools. Strong critical thinking when working with AI-generated suggestions, with a clear approach to validating correctness, performance, security, and maintainability. Comfort iterating on prompts, refining workflows, and adapting AI-assisted approaches based on the problem, context, and constraints. Experience in research and in solving analytical problems Strong communicator and team player. Being able to find solutions for open-ended problems. Preferred Qualifications: Publications in machine learning, AI, data science, data analytics, statistics, or related technical fields Interest in research and in applying ML to impactful real-world problems on the Pinterest product Why Intern at Pinterest? Meaningful Work: Contribute to projects that impact millions of users worldwide. Mentorship: Learn from and be guided by experienced engineers and researchers in the field. Growth and Development: Participate in professional development workshops and networking events to build your skills and connections. In-Office Requirement Statement: We let the type of work you do guide the collaboration style. That means we’re not always working in an office, but we continue to gather for key moments of collaboration and connection This role may require you to be located near an office for in-person collaboration, and therefore may need to be located a commutable distance from one of our Pinterest offices. At Pinterest we believe the workplace should be equitable, inclusive, and inspiring for every employee. In an effort to provide greater transparency, we are sharing the base salary range for this position. Final salary is based on a number of factors including location, travel, relevant prior experience, or particular skills and expertise. Information regarding the culture at Pinterest and benefits available for this position can be found here . US based applicants only The salary for this position is $12,100 monthly. #LI-HYBRID #LI-EB1 Our Commitment to Inclusion: Pinterest is an equal opportunity employer and makes employment decisions on the basis of merit. We want to have the best qualified people in every job. All qualified applicants will receive consideration for employment without regard to race, color, ancestry, national origin, religion or religious creed, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, age, marital status, status as a protected veteran, physical or mental disability, medical condition, genetic information or characteristics (or those of a family member) or any other consideration made unlawful by applicable federal, state or local laws. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you require a medical or religious accommodation during the job application process, please complete this form for support. By submitting this application, I certify that all information submitted in my application and throughout the hiring process is true, accurate, and complete to the best of my knowledge. I understand that any false statement, omission, or misrepresentation may disqualify me from employment consideration or result in termination if discovered after hire.

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we’re on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other’s unique experiences and embrace the flexibility to do your best work. Creating a career you love? It’s Possible. At Pinterest, AI isn't just a feature, it's a powerful partner that augments our creativity and amplifies our impact, and we’re looking for candidates who are excited to be a part of that. To get a complete picture of your experience and abilities, we’ll explore your foundational skills and how you collaborate with AI. Through our interview process, what matters most is that you can always explain your approach, showing us not just what you know, but how you think. You can read more about our AI interview philosophy and how we use AI in our recruiting process here . We’re looking for inquisitive, collaborative interns to join our engineering teams. Working closely with mentors and product, design, data, and engineers, you’ll learn how large‑scale systems operate and play a meaningful role in building new technologies, features, and tools. Expect real projects, supportive teammates, and plenty of opportunities to explore ideas that make a difference for our teams and Pinners. What you’ll do: Complete assigned technical projects with attention to quality, incorporating feedback from your mentor, manager and peers Execute scoped technical tasks end-to-end that contribute to Pinterest products and infrastructure Deliver code that is well-documented, tested, and operable Share ideas, questions and perspectives clearly and respectfully while learning from feedback Build technical and professional skills through learning and development opportunities Collaborate with your team and contribute to production-oriented projects that support Pinterest’s goals Leverage opportunities to connect with leaders and colleagues across Pinterest and participate in intern program events Foundational exposure to AI concepts or AI-assisted software development through coursework, projects, internships or practical experience Interest in learning how to use AI-powered technologies responsibly to improve product development, while validating outputs through testing, review and engineering judgment What we’re looking for: This position requires current enrollment in a school or education program in which the individual is working towards a Bachelor’s in Computer Science or related technical field Obtain Bachelor's in Computer Science or related technical field by June 2028 Ability to demonstrate an understanding of computer science fundamentals, including data structures and algorithms. Familiarity using AI as a learning, productivity, and engineering tool, and as an iterative coding partner, to accelerate engineering work while exercising strong judgment around accuracy, security, and when to ask for help Experience with one or more programming languages such as Python, Java, JavaScript/TypeScript, Go, or C++, and familiarity with relevant frameworks, tools, or technologies such as React or similar. Technical requirements vary by team. Non-academic coding experience (i.e. hackathons, code challenges, personal projects, GitHub, Open Source, volunteer coding experience, conference participation, etc.) A curious nature with a desire to tackle and solve complex problem In-Office Requirement: This onsite internship will be based in our Dublin office requiring a few days in office. Our program will run in a full-time capacity during typical business hours between Monday-Friday. This role will need to be in the office for in-person collaboration 2-3 weekdays per week and therefore needs to be within a commutable distance of Dublin . The internship dates are May 10, 2027 - August 27, 2027 Relocation Statement: This position may be eligible for relocation assistance. Visit our PinFlex page to learn more about our working model. Information regarding the culture at Pinterest and benefits available for this position can be found here . At Pinterest we believe the workplace should be equitable, inclusive, and inspiring for every employee. In an effort to provide greater transparency, we are sharing the base salary range for this position. Final salary is based on a number of factors including location, travel, relevant prior experience, or particular skills and expertise. Information regarding the culture at Pinterest and benefits available for this position can be found here . Location based applicants The minimum and maximum salary for this position is €3500 - €3700 monthly. #LI-HYBRID #LI-AG4 Our Commitment to Inclusion: Pinterest is an equal opportunity employer and makes employment decisions on the basis of merit. We want to have the best qualified people in every job. All qualified applicants will receive consideration for employment without regard to race, color, ancestry, national origin, religion or religious creed, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, age, marital status, status as a protected veteran, physical or mental disability, medical condition, genetic information or characteristics (or those of a family member) or any other consideration made unlawful by applicable federal, state or local laws. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you require a medical or religious accommodation during the job application process, please complete this form for support. By submitting this application, I certify that all information submitted in my application and throughout the hiring process is true, accurate, and complete to the best of my knowledge. I understand that any false statement, omission, or misrepresentation may disqualify me from employment consideration or result in termination if discovered after hire.

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we’re on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other’s unique experiences and embrace the flexibility to do your best work. Creating a career you love? It’s Possible. At Pinterest, AI isn't just a feature, it's a powerful partner that augments our creativity and amplifies our impact, and we’re looking for candidates who are excited to be a part of that. To get a complete picture of your experience and abilities, we’ll explore your foundational skills and how you collaborate with AI. Through our interview process, what matters most is that you can always explain your approach, showing us not just what you know, but how you think. You can read more about our AI interview philosophy and how we use AI in our recruiting process here . What we’re looking for: Millions of people across the world come to Pinterest to find new ideas every day. It’s where they get inspiration, dream about new possibilities and plan for what matters most. Our mission is to help those people find their inspiration and create a life they love. In your role, you’ll be challenged to take on work that upholds this mission and pushes Pinterest forward. You’ll grow as a person and leader in your field, all the while helping Pinners make their lives better in the positive corner of the internet. We are looking for a passionate, inquisitive, and well-rounded Sr. Staff Backend Engineer to join the Pinterest Assistant team. The team is building a visual-first, AI-powered companion that helps Pinners go from inspiration to action across shopping, search, and discovery. As the technical leader for our backend platform, you will define the architecture and technical direction that powers our multi-modal, conversational experiences at scale. You’ll drive foundational investments across orchestration, memory and personalization, context management, tool integrations, APIs, and platform infrastructure, enabling the next generation of AI experiences. Working closely with Product, Design, Frontend, Infrastructure, and Machine Learning teams, you’ll shape the long-term technical strategy, raise the engineering bar across the organization, and build reliable, high-quality experiences that delight millions of Pinners. What you’ll do: Define and drive the technical vision and architecture for the backend systems powering Pinterest Assistant, ensuring they scale reliably as the product reaches millions of users. Lead the design and implementation of the core Assistant platform including orchestration, memory and personalization, context management, APIs, tool integrations, and backend infrastructure. Drive technical strategy, identifying foundational platform investments that unlock new Assistant capabilities while improving developer velocity, reliability, and scalability. Partner closely with Product, Design, Frontend engineers, ML engineers, and Infrastructure teams to build a deeply personalized, multimodal conversational experience. Shape the architecture for AI-powered applications, including retrieval, context assembly, tool execution, memory, and model orchestration, in partnership with ML teams. Establish engineering best practices for production LLM and agent systems, including observability, logging, evals, safety mechanisms, rollout strategies, and incident response. Mentor engineers, raising the technical bar through architecture reviews, technical guidance, and thoughtful engineering leadership. Navigate ambiguity and make pragmatic architectural decisions that balance rapid product iteration with long-term maintainability. Influence technical direction beyond the immediate team by collaborating across teams and helping shape Pinterest’s broader AI platform strategy. Stay current with advances in LLMs, agentic systems, and backend platform design, and apply them pragmatically to consumer product development. What we're looking for: Bachelor’s degree in a relevant field such as computer science or equivalent experience 10+ years of backend software engineering experience, including significant experience leading large, ambiguous systems that power consumer experience as a senior IC. 3+ years operating as a technical lead, driving the architecture and development of large-scale distributed backend systems. Strong backend engineering experience in Python, TypeScript, Node or similar languages and ecosystems. Experience building platforms or foundational infrastructure that enables product teams to move faster. Strong understanding of modern model-driven systems and experience partnering closely with machine learning engineers on AI-powered products. Strong leadership, communication, and cross-functional collaboration skills Familiarity with concepts such as retrieval, ranking, personalization, inference, context management, or orchestration, with ability to collaborate effectively on technical design. Track record of mentoring senior engineers and elevating engineering quality across an organization Product-minded and execution-oriented, with the ability to lead in ambiguity and move fluidly between strategy and hands-on implementation A strong builder’s mindset: you know how to create momentum in ambiguous spaces, make pragmatic early decisions, and lay the technical foundation for systems that will grow in scale, complexity, and impact over time. Nice to have: Experience building AI-powered or LLM-based products at scale Experience designing systems for conversational AI, agents, tool calling, or multimodal experiences. Experience with retrieval, ranking, recommendation, search, or personalization systems. Familiarity with embeddings, retrieval-augmented generation (RAG), context management, or memory architecture. Experience partnering with Applied Scientists or Machine Learning engineers to bring ML capabilities into production. Familiarity with evaluation frameworks, experimentation, and quality frameworks for AI products. Full-stack development experience Relocation Statement : Insert whether this job is eligible for relocation assistance. This position is not eligible for relocation assistance. Visit our PinFlex page to learn more about our working model. In-Office Requirement Statement : We recognize that the ideal environment for work is situational and may differ across departments. What this looks like day-to-day can vary based on the needs of each organization or role. This role will need to be in the office for in-person collaboration once per quarter and therefore can be situated anywhere in the country. #LI-HYBRID #LI-KK6 At Pinterest we believe the workplace should be equitable, inclusive, and inspiring for every employee. In an effort to provide greater transparency, we are sharing the base salary range for this position. The position is also eligible for equity. Final salary is based on a number of factors including location, travel, relevant prior experience, or particular skills and expertise. Information regarding the culture at Pinterest and benefits available for this position can be found here . US based applicants only $208,592 — $429,454 USD Our Commitment to Inclusion: Pinterest is an equal opportunity employer and makes employment decisions on the basis of merit. We want to have the best qualified people in every job. All qualified applicants will receive consideration for employment without regard to race, color, ancestry, national origin, religion or religious creed, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, age, marital status, status as a protected veteran, physical or mental disability, medical condition, genetic information or characteristics (or those of a family member) or any other consideration made unlawful by applicable federal, state or local laws. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you require a medical or religious accommodation during the job application process, please complete this form for support. By submitting this application, I certify that all information submitted in my application and throughout the hiring process is true, accurate, and complete to the best of my knowledge. I understand that any false statement, omission, or misrepresentation may disqualify me from employment consideration or result in termination if discovered after hire.

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we’re on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other’s unique experiences and embrace the flexibility to do your best work. Creating a career you love? It’s Possible. At Pinterest, AI isn't just a feature, it's a powerful partner that augments our creativity and amplifies our impact, and we’re looking for candidates who are excited to be a part of that. To get a complete picture of your experience and abilities, we’ll explore your foundational skills and how you collaborate with AI. Through our interview process, what matters most is that you can always explain your approach, showing us not just what you know, but how you think. You can read more about our AI interview philosophy and how we use AI in our recruiting process here . What we’re looking for: Millions of people across the world come to Pinterest to find new ideas every day. It’s where they get inspiration, dream about new possibilities and plan for what matters most. Our mission is to help those people find their inspiration and create a life they love. In your role, you’ll be challenged to take on work that upholds this mission and pushes Pinterest forward. You’ll grow as a person and leader in your field, all the while helping Pinners make their lives better in the positive corner of the internet. We are looking for a passionate, inquisitive, and well-rounded Sr. Staff Backend Engineer to join the Pinterest Assistant team. The team is building a visual-first, AI-powered companion that helps Pinners go from inspiration to action across shopping, search, and discovery. As the technical leader for our backend platform, you will define the architecture and technical direction that powers our multi-modal, conversational experiences at scale. You’ll drive foundational investments across orchestration, memory and personalization, context management, tool integrations, APIs, and platform infrastructure, enabling the next generation of AI experiences. Working closely with Product, Design, Frontend, Infrastructure, and Machine Learning teams, you’ll shape the long-term technical strategy, raise the engineering bar across the organization, and build reliable, high-quality experiences that delight millions of Pinners. What you’ll do: Define and drive the technical vision and architecture for the backend systems powering Pinterest Assistant, ensuring they scale reliably as the product reaches millions of users. Lead the design and implementation of the core Assistant platform including orchestration, memory and personalization, context management, APIs, tool integrations, and backend infrastructure. Drive technical strategy, identifying foundational platform investments that unlock new Assistant capabilities while improving developer velocity, reliability, and scalability. Partner closely with Product, Design, Frontend engineers, ML engineers, and Infrastructure teams to build a deeply personalized, multimodal conversational experience. Shape the architecture for AI-powered applications, including retrieval, context assembly, tool execution, memory, and model orchestration, in partnership with ML teams. Establish engineering best practices for production LLM and agent systems, including observability, logging, evals, safety mechanisms, rollout strategies, and incident response. Mentor engineers, raising the technical bar through architecture reviews, technical guidance, and thoughtful engineering leadership. Navigate ambiguity and make pragmatic architectural decisions that balance rapid product iteration with long-term maintainability. Influence technical direction beyond the immediate team by collaborating across teams and helping shape Pinterest’s broader AI platform strategy. Stay current with advances in LLMs, agentic systems, and backend platform design, and apply them pragmatically to consumer product development. What we're looking for: Bachelor’s degree in a relevant field such as computer science or equivalent experience 10+ years of backend software engineering experience, including significant experience leading large, ambiguous systems that power consumer experience as a senior IC. 3+ years operating as a technical lead, driving the architecture and development of large-scale distributed backend systems. Strong backend engineering experience in Python, TypeScript, Node or similar languages and ecosystems. Experience building platforms or foundational infrastructure that enables product teams to move faster. Strong understanding of modern model-driven systems and experience partnering closely with machine learning engineers on AI-powered products. Strong leadership, communication, and cross-functional collaboration skills Familiarity with concepts such as retrieval, ranking, personalization, inference, context management, or orchestration, with ability to collaborate effectively on technical design. Track record of mentoring senior engineers and elevating engineering quality across an organization Product-minded and execution-oriented, with the ability to lead in ambiguity and move fluidly between strategy and hands-on implementation A strong builder’s mindset: you know how to create momentum in ambiguous spaces, make pragmatic early decisions, and lay the technical foundation for systems that will grow in scale, complexity, and impact over time. Nice to have: Experience building AI-powered or LLM-based products at scale Experience designing systems for conversational AI, agents, tool calling, or multimodal experiences. Experience with retrieval, ranking, recommendation, search, or personalization systems. Familiarity with embeddings, retrieval-augmented generation (RAG), context management, or memory architecture. Experience partnering with Applied Scientists or Machine Learning engineers to bring ML capabilities into production. Familiarity with evaluation frameworks, experimentation, and quality frameworks for AI products. Full-stack development experience Relocation Statement : Insert whether this job is eligible for relocation assistance. This position is not eligible for relocation assistance. Visit our PinFlex page to learn more about our working model. In-Office Requirement Statement : We recognize that the ideal environment for work is situational and may differ across departments. What this looks like day-to-day can vary based on the needs of each organization or role. This role will need to be in the office for in-person collaboration once per quarter and therefore can be situated anywhere in the country. #LI-HYBRID #LI-KK6 At Pinterest we believe the workplace should be equitable, inclusive, and inspiring for every employee. In an effort to provide greater transparency, we are sharing the base salary range for this position. The position is also eligible for equity. Final salary is based on a number of factors including location, travel, relevant prior experience, or particular skills and expertise. Information regarding the culture at Pinterest and benefits available for this position can be found here . US based applicants only $208,592 — $429,454 USD Our Commitment to Inclusion: Pinterest is an equal opportunity employer and makes employment decisions on the basis of merit. We want to have the best qualified people in every job. All qualified applicants will receive consideration for employment without regard to race, color, ancestry, national origin, religion or religious creed, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, age, marital status, status as a protected veteran, physical or mental disability, medical condition, genetic information or characteristics (or those of a family member) or any other consideration made unlawful by applicable federal, state or local laws. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you require a medical or religious accommodation during the job application process, please complete this form for support. By submitting this application, I certify that all information submitted in my application and throughout the hiring process is true, accurate, and complete to the best of my knowledge. I understand that any false statement, omission, or misrepresentation may disqualify me from employment consideration or result in termination if discovered after hire.

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we’re on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other’s unique experiences and embrace the flexibility to do your best work. Creating a career you love? It’s Possible. At Pinterest, AI isn't just a feature, it's a powerful partner that augments our creativity and amplifies our impact, and we’re looking for candidates who are excited to be a part of that. To get a complete picture of your experience and abilities, we’ll explore your foundational skills and how you collaborate with AI. Through our interview process, what matters most is that you can always explain your approach, showing us not just what you know, but how you think. You can read more about our AI interview philosophy and how we use AI in our recruiting process here . Pinterest is seeking a Staff Software Engineer to help evolve the serving platforms that power Ads and Core experiences. You will lead large-scale, low-latency distributed-system initiatives that make our serving stack more performant, reliable, observable, and easier to extend. You will work across Ads and Core engineering teams to define durable platform capabilities, modernize frameworks, and unlock faster product iteration with high confidence in production. What you’ll do: Set technical direction and lead architecture for major serving-platform initiatives across Ads and Core. Build and operate scalable, highly available systems with clear performance, reliability, and efficiency goals. Partner with product, ML, infrastructure, and Core/Ads engineering teams to translate complex requirements into reusable platform capabilities. Improve the serving stack through framework modernization, API evolution, experimentation controls, observability, and debugging tools. Lead complex projects end to end: technical strategy, design, implementation, rollout, adoption, and operational readiness. Use AI to accelerate analysis, debugging, design exploration, and iteration while applying sound engineering judgment and validation. Raise the quality bar through design reviews, code reviews, documentation, and operational excellence. Mentor engineers and scale technical leadership across the organization. What we’re looking for: 8+ years of software engineering experience building and operating production backend or distributed systems. Experience leading complex technical initiatives across teams or organizations. Strong expertise in distributed systems, online serving, low-latency services, or infrastructure platforms. Demonstrated ability to make sound tradeoffs across latency, reliability, scalability, cost, and developer experience. Strong communication and collaboration skills with technical and cross-functional partners. Proficiency in one or more programming languages such as Java, C++, Go, or Python. Experience mentoring engineers and elevating technical standards. Demonstrated ability to use AI to improve the speed and quality of day-to-day engineering workflows, with a rigorous approach to testing, validation, and responsible use. Bachelor’s degree in Computer Science, a related technical field, or equivalent experience. Preferred qualifications: Experience with ads delivery, recommendation or search serving, retrieval, ranking, or experimentation systems. Experience with serving-framework migrations, platform consolidation, or developer tooling. Experience with observability, production debugging, traffic management, or incident response. Relocation Statement: This position is not eligible for relocation assistance. Visit our PinFlex page to learn more about our working model. In-Office Requirement Statement : We recognize that the ideal environment for work is situational and may differ across departments. What this looks like day-to-day can vary based on the needs of each organization or role. This role will need to be in the office for in-person collaboration 1-2 times per week and therefore needs to be in a commutable distance from one of the following offices Palo Alto OR San Francisco #LI-HYBRID #LI-AG8 At Pinterest we believe the workplace should be equitable, inclusive, and inspiring for every employee. In an effort to provide greater transparency, we are sharing the base salary range for this position. The position is also eligible for equity. Final salary is based on a number of factors including location, travel, relevant prior experience, or particular skills and expertise. Information regarding the culture at Pinterest and benefits available for this position can be found here . US based applicants only $208,454 — $364,795 USD Our Commitment to Inclusion: Pinterest is an equal opportunity employer and makes employment decisions on the basis of merit. We want to have the best qualified people in every job. All qualified applicants will receive consideration for employment without regard to race, color, ancestry, national origin, religion or religious creed, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, age, marital status, status as a protected veteran, physical or mental disability, medical condition, genetic information or characteristics (or those of a family member) or any other consideration made unlawful by applicable federal, state or local laws. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you require a medical or religious accommodation during the job application process, please complete this form for support. By submitting this application, I certify that all information submitted in my application and throughout the hiring process is true, accurate, and complete to the best of my knowledge. I understand that any false statement, omission, or misrepresentation may disqualify me from employment consideration or result in termination if discovered after hire.

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we’re on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other’s unique experiences and embrace the flexibility to do your best work. Creating a career you love? It’s Possible. At Pinterest, AI isn't just a feature, it's a powerful partner that augments our creativity and amplifies our impact, and we’re looking for candidates who are excited to be a part of that. To get a complete picture of your experience and abilities, we’ll explore your foundational skills and how you collaborate with AI. Through our interview process, what matters most is that you can always explain your approach, showing us not just what you know, but how you think. You can read more about our AI interview philosophy and how we use AI in our recruiting process here . Pinterest is seeking a Staff Software Engineer to help evolve the serving platforms that power Ads and Core experiences. You will lead large-scale, low-latency distributed-system initiatives that make our serving stack more performant, reliable, observable, and easier to extend. You will work across Ads and Core engineering teams to define durable platform capabilities, modernize frameworks, and unlock faster product iteration with high confidence in production. What you’ll do: Set technical direction and lead architecture for major serving-platform initiatives across Ads and Core. Build and operate scalable, highly available systems with clear performance, reliability, and efficiency goals. Partner with product, ML, infrastructure, and Core/Ads engineering teams to translate complex requirements into reusable platform capabilities. Improve the serving stack through framework modernization, API evolution, experimentation controls, observability, and debugging tools. Lead complex projects end to end: technical strategy, design, implementation, rollout, adoption, and operational readiness. Use AI to accelerate analysis, debugging, design exploration, and iteration while applying sound engineering judgment and validation. Raise the quality bar through design reviews, code reviews, documentation, and operational excellence. Mentor engineers and scale technical leadership across the organization. What we’re looking for: 8+ years of software engineering experience building and operating production backend or distributed systems. Experience leading complex technical initiatives across teams or organizations. Strong expertise in distributed systems, online serving, low-latency services, or infrastructure platforms. Demonstrated ability to make sound tradeoffs across latency, reliability, scalability, cost, and developer experience. Strong communication and collaboration skills with technical and cross-functional partners. Proficiency in one or more programming languages such as Java, C++, Go, or Python. Experience mentoring engineers and elevating technical standards. Demonstrated ability to use AI to improve the speed and quality of day-to-day engineering workflows, with a rigorous approach to testing, validation, and responsible use. Bachelor’s degree in Computer Science, a related technical field, or equivalent experience. Preferred qualifications: Experience with ads delivery, recommendation or search serving, retrieval, ranking, or experimentation systems. Experience with serving-framework migrations, platform consolidation, or developer tooling. Experience with observability, production debugging, traffic management, or incident response. Relocation Statement: This position is not eligible for relocation assistance. Visit our PinFlex page to learn more about our working model. In-Office Requirement Statement : We recognize that the ideal environment for work is situational and may differ across departments. What this looks like day-to-day can vary based on the needs of each organization or role. This role will need to be in the office for in-person collaboration 1-2 times per week and therefore needs to be in a commutable distance from one of the following offices Palo Alto OR San Francisco #LI-HYBRID #LI-AG8 At Pinterest we believe the workplace should be equitable, inclusive, and inspiring for every employee. In an effort to provide greater transparency, we are sharing the base salary range for this position. The position is also eligible for equity. Final salary is based on a number of factors including location, travel, relevant prior experience, or particular skills and expertise. Information regarding the culture at Pinterest and benefits available for this position can be found here . US based applicants only $208,454 — $364,795 USD Our Commitment to Inclusion: Pinterest is an equal opportunity employer and makes employment decisions on the basis of merit. We want to have the best qualified people in every job. All qualified applicants will receive consideration for employment without regard to race, color, ancestry, national origin, religion or religious creed, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, age, marital status, status as a protected veteran, physical or mental disability, medical condition, genetic information or characteristics (or those of a family member) or any other consideration made unlawful by applicable federal, state or local laws. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you require a medical or religious accommodation during the job application process, please complete this form for support. By submitting this application, I certify that all information submitted in my application and throughout the hiring process is true, accurate, and complete to the best of my knowledge. I understand that any false statement, omission, or misrepresentation may disqualify me from employment consideration or result in termination if discovered after hire.

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we’re on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other’s unique experiences and embrace the flexibility to do your best work. Creating a career you love? It’s Possible. At Pinterest, AI isn't just a feature, it's a powerful partner that augments our creativity and amplifies our impact, and we’re looking for candidates who are excited to be a part of that. To get a complete picture of your experience and abilities, we’ll explore your foundational skills and how you collaborate with AI. Through our interview process, what matters most is that you can always explain your approach, showing us not just what you know, but how you think. You can read more about our AI interview philosophy and how we use AI in our recruiting process here . What you’ll do: Lead a cross-platform team responsible for image rendering and video playback across Pinterest apps and web. Set the team’s technical direction and drive execution on quality, performance, and reliability for media experiences. Partner closely with Media Transcoding, Performance, Data Science, Product and Infrastructure teams to improve how media is delivered and experienced across Pinterest. Drive initiatives to reduce media load times, improve playback smoothness, and ensure high visual quality at scale. Guide the team through platform and architectural decisions, balancing product needs, technical investments, and long-term maintainability. Build and grow a high-performing team through hiring, coaching, and developing engineers. Raise the bar on engineering excellence through strong operational practices, performance measurement, testing, and release quality. Help Pinterest adopt new media technologies and formats in ways that improve the user experience for a global audience. What we’re looking for: 9+ years of software engineering experience, including deep expertise in iOS or Android and solid familiarity with web technologies. 5+ years of engineering management experience leading strong client or platform engineering teams. Deep understanding of client performance, including profiling, instrumentation, and performance optimization. Strong technical foundation in media rendering, image delivery, video streaming, and client-side performance. Experience working with media frameworks such as AVFoundation and ExoPlayer. A track record of delivering meaningful improvements to product experience, system performance, or engineering efficiency. Ability to lead work across platforms and collaborate effectively with cross-functional partners. Clear communication skills, strong technical judgment, and a people-focused leadership approach. Bachelor’s/Master’s degree in Computer Science, a related technical field, or equivalent practical experience. Relocation Statement : This position is not eligible for relocation assistance. Visit our PinFlex page to learn more about our working model. In-Office Requirement Statement : We recognize that the ideal environment for work is situational and may differ across departments. What this looks like day-to-day can vary based on the needs of each organization or role. This role will need to be in the office for in-person collaboration 2 times/month and therefore needs to be in a commutable distance from one of the following offices: SF or PA. #LI-HYBRID #LI-KK6 At Pinterest we believe the workplace should be equitable, inclusive, and inspiring for every employee. In an effort to provide greater transparency, we are sharing the base salary range for this position. The position is also eligible for equity. Final salary is based on a number of factors including location, travel, relevant prior experience, or particular skills and expertise. Information regarding the culture at Pinterest and benefits available for this position can be found here . US based applicants only $208,592 — $429,454 USD Our Commitment to Inclusion: Pinterest is an equal opportunity employer and makes employment decisions on the basis of merit. We want to have the best qualified people in every job. All qualified applicants will receive consideration for employment without regard to race, color, ancestry, national origin, religion or religious creed, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, age, marital status, status as a protected veteran, physical or mental disability, medical condition, genetic information or characteristics (or those of a family member) or any other consideration made unlawful by applicable federal, state or local laws. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you require a medical or religious accommodation during the job application process, please complete this form for support. By submitting this application, I certify that all information submitted in my application and throughout the hiring process is true, accurate, and complete to the best of my knowledge. I understand that any false statement, omission, or misrepresentation may disqualify me from employment consideration or result in termination if discovered after hire.