Destava

Member of Technical Staff - Research Engineer, Post-training

Preference Model is hiring for Member of Technical Staff - Research Engineer, Post-training in San Francisco. Staff level. First seen November 12, 2026, posted 3 times; open as of November 13, 2026. Jobs taken straight from company career pages — no aggregator in between.

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Company
Preference Model
Where
San Francisco
Level
Staff
First seen
November 12, 2026
Postings
3
Listed via
Ashby

What the posting says

We are looking for machine learning Research Engineers or Research Scientists to push the frontier of post-training on large language models in a role that blends research and engineering, requiring you to implement novel approaches and shape research directions. WHAT YOU WILL DO: - Train and evaluate models on our proprietary RL environments to validate data quality, surface gaps in task coverage, and close the feedback loop between environment design and model capability. - Architect and optimize our RL training infrastructure, from training abstractions to distributed experiment…

Read more and apply on Preference Model's site

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