Agent Native Systems Jobs in San Francisco, CA

About the Team The Agent Platform team at OpenAI builds the production systems that bring useful AI agents to users around the world.

…months, you'll ship multiple production agents with our health system partners, build the eval suite every agent change must pass before it ships

…will engineer harnesses across our agent systems, including tool-use loops, evidence-driven learning systems, replay and simulation infrastructure, evaluation

of frontier agentic systems.

…the platform behind our AI agent — the systems that

…and internal teams to improve agent quality — especially in voice, one of our fastest growing channels — and build the systems

Become AI-native You’re bringing accountants into the AI era.

Extensive hands-on experience developing autonomous agent applications, tool-calling systems, prompt loops, or systems designed explicitly for machine

Understand modern AI systems, frontier LLM models, agentic applications, model evaluation, retrieval, or enterprise AI workflows.

Midstream is an AI-native financial operating system for health systems, founded by experienced entrepreneurs and backed by top-tier investors

Set up an AI-native development workflow: an agent-friendly repo, automated test generation, AI-assisted review, and tooling that lets coding