Machine Learning Engineer, Core Experimentation

Company

OpenAI

Where

Seattle

Level

Mid

First seen

September 25, 2026

Listed via

Ashby

What the posting says

You will build production systems that learn from privacy-protected product and experimentation data to generate evidence-backed insights and support decision-making, and help teams decide which ideas are worth testing live. This is an end-to-end, 0-to-1 role. You will work across ML modeling, retrieval and LLM systems, statistical methods, simulation, data and training pipelines, backend services, and user- and agent-facing product experiences. The hard part is not merely producing a plausible answer. It is making each insight and prediction traceable, calibrated, useful, and safe enough to…

Read more and apply on OpenAI's site

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