Chief of Staff

About this opportunity

This is a 5 day in office position in our downtown San Francisco office. ABOUT US Preference Model is building automated ML research engineering. Existing frontier models are brittle when applied to real-world ML tasks. The present bottleneck is the lack of high-quality RL training environments. Our first step is to build RL environments that reflect real-world complexity, with diverse tasks and robust reward functions.

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Collected from the employer's own careers site (Ashby). Posted 24 Aug 2026. TUNAI shows an excerpt and the facts it read from the advert; the employer's page has the full description and the application.