JSON Evaluator - AI Trainer

Job Description

Job Description

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: JSON-fluent & Rubrics Expert
Type: Contract
Compensation: $50–$175/hour
Location: Remote
Commitment: 20–40 hours/week

Role Responsibilities

• Evaluate JSON-formatted AI model outputs against defined grading rubrics.
• Read and understand written task descriptions and rubrics.
• Parse, read, and assess JSON-based outputs, grading them against provided rubrics.
• Ensure attention to detail and consistency in applying rubric criteria.
• Work independently to meet tight deadlines within 12-24 hours .

Qualifications

Must-Have

• Available to start today, July 24 , running to July 27-28 .
• Comfortable reading and interpreting JSON files .
• Based in the US .
• Access to a desktop or laptop computer (no Chromebooks).

Preferred

• Prior Mercor experience, especially in applying detailed rubrics and evaluation criteria consistently.

Start Date

• Today, July 24

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:
• For any help or support, reach out to: View email address on ziprecruiter.com

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