Member of Technical Staff - Evaluations
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Summary
Conducts comparative analyses of LLM capabilities and builds evaluation systems that link data, evaluations, and model behavior at Reflection — developing generalizable frameworks for reasoning, alignment, and usefulness using synthetic evaluations, human feedback, and real-world interaction data, in close collaboration with research teams.
You will conduct comparative analyses of model capabilities and build evaluation systems that link data, evaluations, and model behavior. You will develop frameworks for reasoning, alignment, and usefulness, collaborate with research partners on model improvements, and expand measurement through synthetic evaluations, human feedback, and real-world interaction data.
Responsibilities
- Conduct comparative analysis of model capabilities
- Build and refine evaluation systems and processes
- Develop generalizable evaluation frameworks for reasoning alignment and usefulness
- Collaborate with research teams to translate insights into model improvements
- Develop measurements using synthetic evaluations human feedback and real-world interaction data
Requirements
- Statistical analysis
- Experimental design
- LLM evaluation methodology
- Static benchmark evaluation
- Human preference evaluation
- Agentic task evaluation
Benefits
- Stock options
- Medical insurance
- Dental insurance
- Vision insurance
- Life insurance
- Annual wellness allowance
- Daily office lunch and dinner
- 22 weeks of paid parental leave
- Unlimited paid time off in the U.S.
- 30 days of vacation in the U.K.
- Visa sponsorship
- Regular off-sites
- Happy hours
- Team celebrations