Applied AI Engineer, Codex Core Agent
- Locations
- San Francisco, California, United States · New York, United States · Seattle, Washington, United States · London, Greater London, United Kingdom
- Department
- Applied AI
- Employment type
- Full-time
- Salary
- $230,000–$385,000 / year
- Posted
- 6 months ago (Mar 26, 2026)
About the TeamThe Codex Core Agent team builds the kernel of Codex. We own making the agent better, accelerating research, and making those improvements real in production for our users.That means working across the systems that make Codex actually function as an agent in the real world: the production performance envelope around tokens, latency, reliability, cost, and capacity; the core…