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 October 21, 2026, posted 2 times; open as of November 8, 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
- October 21, 2026
- Postings
- 2
- 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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