AI Model Evaluator
Mercor
Job Overview
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Job Description
About the Role: AI Model Evaluator
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.
As an AI Model Evaluator, you will be performing full-time or part-time contract work, evaluating large language model-generated responses. This role is compensated at $36/hour and is geographically restricted to South Korea and the USA.
Role Responsibilities
- Evaluate LLM-generated responses on their ability to effectively answer 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 Korean
- Significant experience using large language models (LLMs)
- Excellent writing skills
- Strong attention to detail
- Adaptable and comfortable moving across topics, domains, and customer requirements
- Background or experience in domains requiring structured analytical thinking (e.g., research, policy, analytics, linguistics, engineering)
- Excellent college-level mathematics skills
Preferred
- Prior 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
Application Process (Takes 20–30 mins to complete)
- Upload resume
- AI interview based on your resume
- Submit form
Resources & Support
For details about the interview process and platform information, please check: https://talent.docs.mercor.com/welcome/welcome
For any help or support, reach out to: support@mercor.com
PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.
Key skills/competency
- LLM evaluation
- Data annotation
- Fact-checking
- Analytical thinking
- Korean language
- Content review
- Quality assurance
- Critical thinking
- Attention to detail
- Natural Language Processing
How to Get Hired at Mercor
- Research Mercor's mission: Study their focus on connecting talent with AI labs, investor background, and company values on LinkedIn.
- Tailor your resume: Highlight extensive LLM experience, strong analytical thinking, and native/primary fluency in Korean.
- Prepare for AI interview: Practice articulating your experience in content evaluation, fact-checking, and data annotation with specific examples.
- Showcase analytical skills: Emphasize any background in research, linguistics, or engineering that demonstrates structured thinking.
- Demonstrate adaptability: Be ready to discuss how you handle new topics, domains, and detailed evaluation guidelines effectively.
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