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← Mercor

Software Engineer, Applied AI- Evals

Mercor · San Francisco

Applied AIonsite$220k–$250k
Apply on the lab’s site ↗

At a glance

Highlights

  • Build scorecards and failure reports that turn eval runs into decisions.
  • Run frontier models on APEX benchmarks and publish leaderboard results.
  • Help labs and enterprises decide which models and agents to trust.

What they offer

  • Bi-annual performance bonus structure
  • Generous equity grant vested over 4 years
  • Up to $15k relocation bonus
  • $10K housing bonus if within 0.5 miles of office
  • $1.5K monthly stipend for meals
  • Free Equinox membership
  • $200 monthly laundry reimbursement
  • $200 monthly personal wellness reimbursement
  • Health, dental, vision insurance

Ideal candidate

Product-minded builder who owns features end to end and thrives in ambiguity. You care about turning complex eval data into simple, trusted decisions for AI labs and enterprises.

Requirements

  • Bachelor's Degree in Computer Science or a related field
  • Strong full-stack skills in a modern backend language (Python, Go or TypeScript) and a frontend framework such as React
  • Track record of owning product features end to end, from idea to production
  • Strong product sense that starts from what the user needs
  • Experience building data-heavy products: data models, APIs and views over large volumes of results
  • Excellent written and verbal communication with engineers, researchers and customers
  • Comfort with ambiguity and a habit of shipping iteratively
  • Experience with LLM evals, benchmarks or AI developer tools is a plus
  • Startup experience or experience building B2B developer products is a plus
remote policy
In-person 5 days a week

Lab profile

About Mercor

AI data company organizing human expertise to train frontier models for the AI economy.

What they build

  • APEX benchmark family
  • Mercor Enterprise
  • Human expertise training data platform

Known for

  • Massive domain-expert network
  • Frontier model training infrastructure
  • Real-world professional work evaluation

Key facts

  • Millions of domain experts on platform
  • Pays over $4M per day to experts
More about Mercor →
Apply on the lab’s site ↗

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