Backend Software Engineer, Applied Foundations
OpenAI - San Francisco, California, United States
Posted May 7, 2026
Benefits
- Parental leave
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- Non-birth-parent leave
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- Family-building benefits
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- Fertility benefits: Not verified
- Adoption assistance: Not verified
- Surrogacy assistance: Not verified
- Mental health support
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- Relocation assistance
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- Childcare support
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- Learning budget
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- Salary
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- 401(k) match
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Schedule
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- Weekend work
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Application
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- Assessment
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- Deadline
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Where they hire
State eligibility is not yet verified.
About this role
Backend Software Engineer, Applied Foundations San Francisco, California, United States About the Team OpenAI's Applications Engineering organization builds and operates the products (such as ChatGPT & Codex) that bring our cutting-edge research to millions of users and developers worldwide. The Applied Foundations team owns the core product and platform layers that make those experiences possible - from identity & access, to safety to payments & commerce across all of our apps. Our teams span product engineering, infrastructure, and safety, working together to deliver technology that is reliable, secure, and trusted at global scale. About the Role We're hiring Backend Software Engineers to design and implement safe services and infrastructure that power our core products. What You'll Do - Architect, build, and improve scalable backend systems and APIs. - Drive performance, reliability, and safety across distributed services. - Implement data storage, retrieval, compute, and integration solutions. - Participate in long-term architectural planning and technical design reviews. - Collaborate with cross-functional teams to design solutions that protect against and mitigate adversarial attacks without compromising user experience. You Might Thrive Here If You: - Have strong experience with distributed systems, APIs, and backend languages (e.g., Go, Python, Rust, C++). - Have experience setting up and maintaining production backend services and data pipelines. - Have a humble attitude, an eagerness to help your colleagues, and a desire to do whatever it takes to make the team succeed. - Enjoy building resilient services that handle large scale and complexity. - Are self-directed and enjoy figuring
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