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Backend Software Engineer, API Multicloud

San Francisco💼 Full-time🗓 2026-06-10 → 2026-07-31

Core

Building backend services, APIs, SDK integrations, and cloud infrastructure to extend OpenAI's API platform into cloud-native environments like AWS, enabling developers to use OpenAI capabilities within their existing cloud setups.

Role type

Senior IC backend software engineer (API & cloud infrastructure)

Builds

Cloud-hosted Codex experiences, stateful agentic platform runtimes, and production-ready API extensions for AWS and other clouds.

Domain

AI infrastructure, cloud-native development, developer platforms

Deliverable

production ML models | product features | infrastructure

Required skills

Backend development (Python, Go, Rust, Typescript), distributed systems, cloud infrastructure primitives, production service ownership, architecting for multi-cloud deployment, building developer tools

Preferred skills

Experience with AI-powered tools, cross-functional collaboration with research/safety teams, navigating ambiguous technical problems

Technologies

AWS, Python, Go, Rust, Typescript

Responsibilities

Design and ship cloud-contained products for customer use, stand up cloud-hosted Codex experiences, build runtime abstractions for agentic platforms, partner with external cloud partners and internal teams, improve service reliability and scalability, shape technical direction for a growing team

Seniority

Senior, hands-on IC

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