Research Engineer, Post-Training
Cognition is hiring for Research Engineer, Post-Training in San Francisco. Senior level. First seen August 7, 2026; open as of November 10, 2026. Jobs taken straight from company career pages — no aggregator in between.
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- Company
- Cognition
- Where
- San Francisco
- Level
- Senior
- First seen
- August 7, 2026
- Listed via
- Ashby
What the posting says
You will shape how our agents learn by iterating on training recipes, evaluations, and alignment methods that directly determine what Devin and our future systems can do. This role blends deep research and hands-on engineering. We don't distinguish between the two. WHAT YOU'LL ACCOMPLISH - Post-Training Recipe Development: Iterate on the full stack of datasets, training stages, and hyperparameters that determine model behavior. Measure how choices compound across evals and production performance, not just isolated benchmarks. - Evaluation Design and Integrity: Build evals that actually…
Read more and apply on Cognition's site
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