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Mercor

Marketing Expert — AI Grading & Evaluation

Location: RemoteContract type: ContractPosted: July 28, 2026

About the Role

Mercor is partnering with a leading AI research organization to engage experienced marketing professionals for a project focused on evaluating how well AI systems perform real-world marketing work. Rather than producing deliverables yourself, you will define what excellent work looks like: designing task-specific grading criteria and scoring completed work samples with rigorous, well-reasoned written justifications.

What You'll Do

  • Design precise, task-specific grading criteria for real-world marketing deliverables (creative briefs, campaign concepts and decks, brand positioning and messaging frameworks, ad copy and scripts, integrated campaign plans, client-ready presentations)
  • Score AI-generated and human work samples against those criteria, with detailed written justifications for every score
  • Apply consistent, evidence-based judgment so that scores are reproducible and defensible
  • Incorporate structured feedback from senior reviewers and iterate quickly on your work

Requirements

  • 5+ years of professional experience in marketing or advertising
  • Background as a creative director, account lead, or brand strategist at top-tier global creative agencies, or in senior brand marketing roles at leading consumer companies
  • Deep fluency in creative briefs, campaign development across channels, brand positioning and messaging, and judging creative work against a brief and a business objective
  • Exceptionally strong written communication, with the ability to explain exactly why a piece of work does or does not meet the bar
  • Detail-oriented, consistent, and comfortable having your judgment reviewed and calibrated against peers
  • Prior experience with AI training, evaluation, or human-data projects is a strong plus (no specialized media-planning or measurement background required)

Compensation & Logistics

  • Type: Independent Contractor
  • Compensation: Confirmed in offer, paid weekly via Stripe or Wise
  • Location: Remote
  • Commitment: Flexible, own schedule
  • Application process: submit your resume or relevant professional background; qualified applicants may be asked to complete a brief assessment
  • Note: Mercor is unable to support H1-B or STEM OPT candidates at this time