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Senior Software Engineer, Identity Platform

United States, San Francisco 293000.00 - 405000.00 USD / Year · Job Posted February 21, 2026
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Job Description

As a Senior Software Engineer on the Identity team, you will build and evolve the foundational identity platform that serves all OpenAI users across our products. You’ll lead the design and implementation of core identity systems — including authentication, authorization, access control, and account management — enabling individuals, teams, and businesses to securely manage accounts at scale while keeping the user experience seamless. This role spans our entire product fleet, including ChatGPT, the API, Sora, Codex, and Atlas, and involves close collaboration with product and platform engineers who rely on identity as critical infrastructure.

Job Responsibility

  • Architect and build the next generation of Identity at OpenAI – including new use cases such as Agent identity and Sign In With ChatGPT
  • design and build our identity infrastructure for consumer internet scale, while also solving scalability bottlenecks as they arise
  • build powerful identity primitives, APIs, and internal tooling that enable product teams across OpenAI to integrate seamlessly with the account and access-control layer
  • collaborate closely with a broad set of stakeholders, including product, design, go-to-market, and other engineers
  • drive major architectural initiatives
  • mentor other engineers
  • make platform-level decisions where security, correctness, and reliability are paramount

Requirements

  • 7+ years of experience building and shipping production systems at product-driven technology companies
  • track record of owning meaningful technical scope
  • care deeply about reliability, safety, and performance in production environments
  • experience or interest in Authentication, Authorization, Federation, and Identity Management
  • naturally take ownership end-to-end
  • comfortable navigating unfamiliar systems
  • eager to learn whatever's needed to solve hard problems well
  • thrive in fast-moving environments
  • bringing structure to ambiguous problems
  • balancing competing priorities
  • making sound tradeoffs as the company and platform evolve

What we offer

  • Offers Equity
  • Medical, dental, and vision insurance for you and your family, with employer contributions to Health Savings Accounts
  • Pre-tax accounts for Health FSA, Dependent Care FSA, and commuter expenses (parking and transit)
  • 401(k) retirement plan with employer match
  • Paid parental leave (up to 24 weeks for birth parents and 20 weeks for non-birthing parents), plus paid medical and caregiver leave (up to 8 weeks)
  • Paid time off: flexible PTO for exempt employees and up to 15 days annually for non-exempt employees
  • 13+ paid company holidays, and multiple paid coordinated company office closures throughout the year for focus and recharge, plus paid sick or safe time (1 hour per 30 hours worked, or more, as required by applicable state or local law)
  • Mental health and wellness support
  • Employer-paid basic life and disability coverage
  • Annual learning and development stipend to fuel your professional growth
  • Daily meals in our offices, and meal delivery credits as eligible
  • Relocation support for eligible employees
  • Additional taxable fringe benefits, such as charitable donation matching and wellness stipends

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