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Language Model Expert – Remote

Mercorabout 11 hours ago
Remote
Greater Montreal Metropolitan Area
Senior Level
Part-Time

About the 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: $36/hour Location: Geography restricted to Europe, Canada (Quebec), 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 French
  • 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
  • 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

PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity. ,

About Mercor

Software Development
51-200

We use AI to understand human ability and match talent with the opportunities they're best suited for.