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Data Scientist, Codex

OpenAI· Data Science
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San Francisco$230k - $385kFull-timePosted 11mo ago

About the role

Data Scientist role within OpenAI's Codex team focused on measuring and accelerating product-market fit for AI developer tools, defining developer productivity, and running experiments on coding models and UX to guide product direction.

Responsibilities

  • Embed with the Codex product team to discover opportunities that improve developer outcomes and growth
  • Design and interpret A/B tests and staged rollouts of new coding models and product features
  • Define and operationalize metrics such as suggestion acceptance, edit distance, compile/test pass rates, task completion, latency, and session productivity
  • Build dashboards and analyses that help the team self-serve answers to product questions (by language, framework, repo size, task type)
  • Diagnose failure modes and partner with Research on targeted improvements (model quality signals, user feedback, evals)

Qualifications

  • 5+ years in a quantitative role at a developer-facing or high-growth product
  • Fluency in SQL and Python; comfort with experiment design and causal inference
  • Experience defining product metrics tied to user value
  • Ability to communicate clearly with PM, Eng, and Design—and to influence product direction

Skills

Required:SQLPython

Benefits

  • 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 and safe time (1 hour per 30 hours worked)
  • Mental health and wellness support
  • Employer-paid basic life and disability coverage
  • Annual learning and development stipend
  • 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
Last updated Jul 16, 2026. Interested? Apply on the company site.

About OpenAI

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Company profileWebsite

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