You’ll work across the full technical stack to build intuitive self-serve workflows for small and mid-sized advertisers, as well as scalable APIs and integrations for large enterprise advertisers, agencies, and ad-tech partners who manage campaigns through their own buying platforms or intermediary systems. This includes building advertiser-facing APIs and tooling for campaign management, conversion APIs, pixels, measurement, and insights. You will collaborate deeply with Product, Design, Research, and Go-To-Market teams to define the future of advertiser experiences while ensuring these systems meet OpenAI’s highest standards for safety, privacy, reliability, and policy alignment.
In this role, you will
Design, build, and scale Ads Manager, the core UI platform for advertisers to create, manage, measure, and optimize campaigns.
Develop advertiser-facing APIs and tools that enable programmatic campaign creation, management, targeting, delivery, measurement, and optimization.
Build conversion APIs, pixels, insights, and measurement tooling that help advertisers understand and improve campaign performance.
Create self-serve workflows that help small and mid-sized advertisers launch and optimize campaigns with clarity and confidence.
Build enterprise-grade integrations for large advertisers, agencies, and external ad-tech platforms that manage and serve campaigns at scale.
Architect distributed systems and services with strong reliability, usability, privacy, and performance guarantees.
Partner closely with Product, Design, Research, and Go-To-Market teams to translate advertiser needs into high-quality technical solutions.
Drive 0→1 product development through rapid prototyping, experimentation, and iterative deployment.
Contribute to technical strategy, propose new directions, and help shape the roadmap for OpenAI’s advertiser platform.
Maintain high engineering rigor through strong testing, documentation, observability, and operational best practices.
Uphold the highest levels of safety, privacy, fairness, and policy compliance across all advertiser-facing systems.
You might thrive in this role if you
Have 7+ years of experience building high-scale consumer, enterprise, marketplace, or ads-related systems.
Have a track record of architecting and delivering complex distributed systems, APIs, or advertiser-facing platforms.
Have experience building in Python / FastAPI and TypeScript / React.
Are excited by building both intuitive UI workflows and robust backend systems for external customers.
Have strong product intuition and enjoy translating advertiser needs into clear, reliable, and scalable product experiences.
Are comfortable navigating ambiguous product spaces and contributing to technical roadmaps and long-term direction.
Thrive in 0→1 environments where systems, architecture, and user experiences must be defined from scratch.
Communicate clearly, think holistically, and make decisions rooted in both user needs and long-term sustainability.
Are motivated by building privacy-preserving, safe, and user-first monetization systems.
Bonus: Have experience with ads managers, campaign management systems, advertiser APIs, conversion APIs, pixels, measurement systems, marketplaces, or enterprise ad-tech integrations.
Location
This role is exclusively based in our Seattle office. We offer relocation assistance to new employees.
About OpenAI
OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity. We push the boundaries of the capabilities of AI systems and seek to safely deploy them to the world through our products. AI is an extremely powerful tool that must be created with safety and human needs at its core, and to achieve our mission, we must encompass and value the many different perspectives, voices, and experiences that form the full spectrum of humanity.
We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic.
For additional information, please see OpenAI’s Affirmative Action and Equal Employment Opportunity Policy Statement https://cdn.openai.com/policies/eeo-policy-statement.pdf.
Background checks for applicants will be administered in accordance with applicable law, and qualified applicants with arrest or conviction records will be considered for employment consistent with those laws, including the San Francisco Fair Chance Ordinance, the Los Angeles County Fair Chance Ordinance for Employers, and the California Fair Chance Act, for US-based candidates. For unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. In addition, job duties require access to secure and protected information technology systems and related data security obligations.
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At OpenAI, we believe artificial intelligence has the potential to help people solve immense global challenges, and we want the upside of AI to be widely shared. Join us in shaping the future of technology.
