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Applied AI Engineer, Codex Core Agent
Summary by AIEngineer.careers
Applied AI Engineer, Codex Core Agent is a AI Agent Engineer role (full-time). with OpenAI. in SEATTLE, US. Compensation shown: $230K–$385K. Imported listing (source: linkedin.com). Apply on the employer's site (linkedin.com).
Imported listing (source: linkedin.com) · Apply on linkedin.com
SEATTLE · US
$230K–$385K
Full-time
SENIOR
The sections below reproduce the third-party job description for reference. AIEngineer.careers does not write or control this text.
Imported job description
Sourced from linkedin.com
OpenAI's Codex Core Agent team is hiring an Applied AI Engineer to improve Codex agents from demos to dependable tools. You will design and iterate on agent behaviors, build evals, and improve performance via prompting, tool-use, and context construction. This role works closely with research, infrastructure, and product teams to ship measurable gains in solve rate and real-world usefulness.
Responsibilities
- Design and iterate on agent behaviors across real-world coding tasks and long-horizon workflows.
- Develop and run evals to measure agent performance, regressions, failure modes, and edge cases.
- Improve performance through prompting, tool-use strategies, context construction, and model-facing experimentation.
- Analyze production failures and systematically improve robustness and reliability.
- Build feedback loops and data systems that get better real-task data into evaluation and research.
- Partner with product teams to shape user-facing agent experiences and interfaces.
Requirements
- Experience building or shipping machine learning or LLM-powered products.
- Strong Python skills and comfort with modern ML tooling.
- Experience with model evaluation, fine-tuning, or prompt design.
OpenAI
San Francisco · US · 7850+ employees
OpenAI is an AI research and deployment company that develops large-scale artificial intelligence models and safety systems. It focuses on advancing artificial general intelligence through research, product development, and collaborative partnerships.
