Research Chemist

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey.

Position:
Chemistry AI Evaluator

Type:
Contract

Compensation: $73/hour

Location:

Remote

Base pay range: $73.29/hr - $73.29/hr

• Write and refine prompts to guide model behavior in chemistry contexts.
• Evaluate LLM-generated responses to chemistry-related queries for scientific accuracy and mechanistic correctness.
• Conduct fact-checking using authoritative public sources and domain knowledge.
• Annotate model responses by identifying strengths, areas of improvement, and factual or conceptual inaccuracies.
• Assess clarity, structure, and appropriateness of explanations for different audiences.
• Apply consistent evaluation standards by following clear taxonomies, benchmarks, and detailed evaluation guidelines.

• PhD in Chemistry or a closely related field
• Deep expertise in Organic & Biological Chemistry, Inorganic & Materials Chemistry, Physical & Theoretical Chemistry, or Analytical & Instrumental Chemistry
• Significant experience using large language models (LLMs)
• Excellent writing skills and strong attention to detail
• Experience reviewing or editing technical or academic writing

• Prior experience with RLHF, model evaluation, or data annotation work
• Experience teaching, mentoring, or explaining chemistry concepts to non-expert audiences
• Familiarity with evaluation rubrics, benchmarks, or structured review frameworks

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