Data Labeling Analyst

About this role

About The Job
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:
AI Model Evaluator


Type:
Full-time or Part-time Contract Work
Compensation:
$41/hour
Location:
Geography restricted to Israel, USA
Role Responsibilities

• Evaluate LLM-generated responses for effectiveness in answering user queries.
• Conduct fact-checking using trusted public sources and external tools.
• Generate high-quality human evaluation data by annotating response strengths, areas for improvement, and factual inaccuracies.
• Assess reasoning quality, clarity, tone, and completeness of responses.
• Ensure model responses align with expected conversational behavior and system guidelines.
• Apply consistent annotations by following clear taxonomies, benchmarks, and detailed evaluation guidelines.

Qualifications
Must-Have

• Bachelor’s degree
• Native speaker or ILR 5/primary fluency (C2 on the CEFR scale) in Hebrew
• Significant experience using large language models (LLMs)
• Excellent writing skills
• Strong attention to detail
• Adaptable across topics, domains, and customer requirements
• Background in domains requiring structured analytical thinking
• Excellent college-level mathematics skills

Preferred

• Experience with RLHF, model evaluation, or data annotation work
• Experience writing or editing high-quality written content
• Experience comparing multiple outputs and making fine-grained qualitative judgments
• Familiarity with evaluation rubrics, benchmarks, or quality scoring systems

Compensation & Legal

• Hourly contractor
• Paid weekly via Stripe Connect

Application Process (Takes 20–30 mins to complete)

• Upload resume
• AI interview based on your resume
• Submit form

Resources & Support

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