Design and build infrastructure platforms for ChatGPT, focusing on scalability, reliability, and developer productivity. Requires experience with large-scale distributed systems, performance optimization, and creating reusable abstractions for engineering teams.
255k – 405k/yr
On-siteBackend Engineering
About the role
Where You Can Have Impact
Platform foundations & frameworks: core libraries, service frameworks, and shared components.
Develops high-performance APIs and real-time video processing pipelines for massive-scale infrastructure handling 3TB/second data. Requires 4+ years systems software experience, customer empathy, and ability to independently own features in a fast-growing startup.
235k – 235k/yr
On-site4+ YOEBackend Engineering
Software Engineer, Codex -Enterprise Controls
OpenAISan Francisco, CA
Build and operate the enterprise control plane for OpenAI's Codex AI software engineer, focusing on security, governance, identity, access controls, encryption, and policy enforcement systems for large organizations.
230k – 385k/yr
Hybrid5+ YOEBackend Engineering
Software Engineer, Private Computing
OpenAISan Francisco, CA
Design, build, and scale privacy features and infrastructure for ChatGPT, API, and consumer devices using confidential computing and encryption. Requires 5+ years of software engineering experience and production experience with trusted execution environments.
230k – 385k/yr
Hybrid5+ YOEBackend Engineering
Software Engineer, Enterprise AI Platform
OpenAISan Francisco, CA
Build internal AI-native apps, MCP connectors, multi-agent workflows, and reusable platform components for enterprise operations across Finance, People, and GTM. Strong Python, system design, enterprise integrations, and applied AI experience required.
230k – 385k/yr
On-siteBackend Engineering
Software Engineer, Codex Core Agents
OpenAISan Francisco, CA +2
Builds infrastructure for AI agents in production, focusing on sandboxed code execution, orchestration, stateful workflows, and optimization for tokens, latency, reliability, and cost at scale. Requires strong distributed systems and infrastructure engineering experience.