Frontier AI Benchmark Architect

AfterQuery; San Francisco, Northern (CA, KY); Hybrid; USD 150,000 - 230,000; Full time

Benefits offered by this job

Health Insurance: Medical, Vision, and

401(k) with Employer Match

Daily Meals: UberEats stipend

Monthly Wellness Stipend

Commute Covered

Job summary

AfterQuery is hiring Research Scientists to design and publish rigorous evaluations for frontier AI systems. The role spans agentic, coding, and safety evaluations, as well as expert-domain evaluations involving healthcare, STEM, finance, and related fields.

You will own evaluation development end to end and collaborate across disciplines to turn important capability gaps into rigorous public research. Join a fast-growing AI research lab based in San Francisco, backed by top investors, and help

Qualifications

• Publish benchmarks or research papers.
• Strong scientific writing skills.
• Commitment to experimental rigor with baselines and statistics.
• Ability to scoping and release reproducible evaluations.
• Depth in agentic, coding, and safety evaluations or applied ML in an expert domain.

Responsibilities

• Lead end-to-end design, validation, launch, and improvement of frontier AI benchmarks.
• Collaborate with researchers to develop evaluations around model failures and high-priority domains.
• Analyze model capabilities and failure modes using rigorous experimental design and statistics.
• Build reproducible evaluation systems, including harnesses, graders, and infrastructure.
• Collaborate to post-train models and measure performance gains.
• Communicate results through benchmark reports, technical articles, and research papers.

Skills

Benchmarks publications

Technical writing

Experimental design

Statistical methods

Education

PhD preferred

Tools

Benchmark tooling

Job description

AfterQuery is hiring Research Scientists to design and publish rigorous evaluations for frontier AI systems. The role spans agentic, coding, and safety evaluations, as well as expert-domain evaluations involving healthcare, STEM, finance, and related fields.

You will own evaluation development end to end and collaborate across disciplines to turn important capability gaps into rigorous public research. Join a fast-growing AI research lab based in San Francisco, backed by top investors, and help