Software Engineer, CI/CD & ML Infrastructure

Job summary

Responsibilities

You will define and build the CI/CD systems that qualify frontier models and the software stack running on OpenAI’s custom AI accelerators. Your work will make correctness, performance, and stability measurable on every change, from individual commits through production releases.

• Define the model CI strategy for frontier models running on OpenAI custom silicon and integrated accelerator systems.
• Build production CI/CD pipelines for functional regression, performance benchmarking, software stability, and release qualification.
• Design representative test matrices across models, configurations, hardware generations, software components, and deployment environments.
• Create reliable performance baselines, regression detection, bisect and triage workflows, and clear ownership for failures.
• Establish GitOps practices for reproducible configuration, promotion, rollback, auditability, and environment consistency.

Tech stack

• Python
• Go
• Rust
• C++