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ML Engineer - Model Evaluation Expert

$60 - $90 per hour
Full-time

Mercor

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: Machine Learning Engineer — Model Evaluation & Experimentation

Type: Contract

Compensation: $60–$90/hour

Location: Remote

Commitment: 35 hours/week

Role Responsibilities

  • Design tasks by transforming real ML research ideas into well-defined, multi-step tasks.
  • Run experiments by implementing changes, executing training experiments, and analyzing results to define correct solutions.
  • Explore reinforcement learning concepts such as reward functions and training behavior in task development.
  • Evaluate frontier models' performance on tasks and identify areas of improvement.
  • Collaborate with researchers to ensure tasks are consistent, rigorous, and fair.

Qualifications

Must-Have

  • MSc or PhD in machine learning , computer science , or a related STEM field.
  • 1+ years in a research or research-engineering role.
  • Experience in training and evaluating ML models and conducting end-to-end experiments.
  • Proficiency in Python and Git .
  • Strong understanding of large language models and their evaluation.

Preferred

  • Basic knowledge of reinforcement learning .
  • Experience in AI training, model evaluation, or benchmark/task authoring.

Compensation & Legal

  • Hourly contractor
  • Paid weekly

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.

Vacancy posted 13 hours ago
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