Senior UI/UX Design Expert

Mercor
New York, NY
Job Description
Role Overview

As a UI/UX Design Expert, you will design precise grading criteria for digital product and UX deliverables, score AI-generated and human work samples, and provide consistent, evidence-based judgment to ensure reproducible and defensible scores. You will work independently and asynchronously to meet deadlines and improve AI model performance.

What You Will Do

Your main responsibilities will include designing grading criteria, scoring work samples, and incorporating feedback from senior reviewers. You will also work on iterating quickly on your work to meet deadlines and improve AI model performance.

Why It Might Be a Fit

This role requires exceptional written communication skills, detail-oriented judgment, and experience in product design, UI/UX, or design systems. Prior experience with AI training, evaluation, or human-data projects is a plus.

Requirements

  • 5+ years of professional experience in product design, UI/UX, or design systems
  • Background at leading digital-product and UX studios or in-house product-design teams
  • Experience in Product, UI, Design Systems Designer, or UX Lead roles
  • Deep fluency in interaction and visual design, design systems, and responsive layouts
  • Exceptionally strong written communication skills
  • Detail-oriented and comfortable with peer-reviewed judgment
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