Member of Technical Staff - Evaluations is open at Reflectionai in San Francisco, CA. The posting gives no salary; similar roles in the United States advertise a median of $194K. Posted on Dec 17, 2025, and still on Reflectionai’s careers page when we last checked, on Nov 14, 2026.
About the role
Conduct critical comparative analysis to advance our understanding of model capabilities - Build and refine evaluation systems and processes that create tight feedback loops between data, evals, and model behavior - Develop generalizable evaluation frameworks that capture what matters for reasoning, alignment, and usefulness. - Collaborate closely with pre-training, post-training, and applied teams to translate…
The opening lines of the posting. The rest is on Reflectionai’s careers page.
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