OpenAI
Software Engineer, Plugin Developer Platform
$185K–$490K
San Francisco · Hybrid · Full-time · Posted Aug 18, 2026
About the job
Builds APIs, SDKs, services, and tools that help developers create and run plugins and interactive apps for ChatGPT and Codex.
What you'll do
- Design and ship developer-facing APIs, SDKs, and services; improve plugin creation, testing, publishing, updating, and sharing.
- Improve compatibility across ChatGPT and Codex and contribute to MCP and other open standards.
- Work with developers and internal teams to shape platform features, documentation, permissions, and safe, reliable execution.
Nice to have
- Experience building software used by developers, such as an open-source project, API or SDK, developer platform, internal tools, or devtools.
- Comfort working across web interfaces and backend systems.
Pay
$185K – $490K USD base salary
Tools
APIs, SDKs, MCP
AI focus
Help define how developers build software for AI agents, including plugins and interactive apps for ChatGPT and Codex.
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