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Research Engineer, Real Environments

Mercor· Engineering
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San Francisco$160k - $500kFull-timePosted 2mo ago

About the role

Role focused on building and automating high-fidelity RL environments and evals for real-world enterprise data, enabling capability evaluations and training datasets for frontier labs.

Responsibilities

  • Ship models for workflow extraction, classification, and grading.
  • Engineer autonomous task refinement processes which distill data taste into pipelines.
  • Deliver data to customers and deploy into real engagements.
  • Help define the future of agentic transformation for enterprises around the world.
  • Deeply learn about the intricacies of enterprises through building evaluations for all aspects of work.
  • Build end-to-end environments for labs & enterprises by platformizing sandbox app clones, load real data into the sandboxes, build prompts from real workflows, and write verifiers leveraging enterprise expertise & golden outputs.
  • Systematize the production of environments to scale throughput while maintaining high-quality worlds and verifiers.

Qualifications

  • Prior experience shipping environments – you’ve contributed to an OSS framework, built environments at previous companies, or worked on agentic evaluations.
  • Strong full-stack engineering skills – you’ll be responsible for everything from infrastructure to app code to analytics
  • Bias to action – this team is focused on shipping evals, not just philosophizing about them.
  • Curiosity – being biased towards understanding and digging deep into model behavior and actually looking at the data.
  • Sweat the details that make a simulation indistinguishable from the real thing and have systems-level thinking skills that allow you to scale up quality.

Skills

Required:Environment shipping and deploymentFull-stack engineeringProductivity and executionCuriosity and data-driven analysisSystems thinking and scalability of simulations

Benefits

  • Semi-annual performance bonus structure
  • Generous equity grant vested over 4 years
  • Up to $15k Relocation bonus
  • $10K housing bonus (if you live within 0.5 miles of our office)
  • $1.5K monthly stipend for meals
  • Free Equinox membership
  • $200 monthly laundry reimbursement
  • $200 monthly personal wellness reimbursement
  • Health, Dental, Vision insurance
Last updated Sep 16, 2026. Interested? Apply on the company site.

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