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Senior AI Researcher

Company: Mercor

Location: Toronto, London

Posted: March 23, 2026

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Position Details

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: Researcher and Technical Expert
Type: Contract
Compensation: $50–$100/hour
Commitment: 30+ hours/week

Role Responsibilities

  • Design challenging, real-world STEM problems to evaluate model reasoning and problem-solving.
  • Implement tasks using Python in an agentic development environment.
  • Analyze model/agent behavior to diagnose reasoning gaps and improve per...