Performance & Systems Engineer, Codex
Optimizes performance across Codex AI system's stack including LLM inference, cloud orchestration, and agent behavior to reduce latency and costs. Collaborates with researchers and engineers on high-impact improvements in a high-ownership role.
Responsibilities
- Hunt down and address inefficiencies across the Codex system stack, from agent behavior to LLM inference to container orchestration, and beyond.
- Build tooling to measure, profile, and optimize system performance at scale.
- Collaborate with researchers and engineers to land high-ROI changes that improve latency and cost.
Requirements
- Experience operating across both ML systems and cloud infrastructure.
- Enjoy diving into messy, ambiguous problems and emerging with clear wins.
- Think holistically about performance, balancing speed, cost, and user experience.
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