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MercorMercor

Member of Technical Staff

Build production-grade training environments and infrastructure that enable AI agents to perform realistic, multi-step work. The role requires strong Python skills, broad engineering range across application and infrastructure layers, and ownership of technically substantial projects.

About the job

Responsibilities

  • Build high-fidelity applications that reproduce professional software behavior and workflows.
  • Build tool APIs, MCP servers, containerized computer-use systems, and infrastructure connecting environments to AI agents.
  • Design realistic tasks, analyze rollouts, tune difficulty, and diagnose whether failures originate in the model, task, or environment.
  • Build schemas, large corpora, anonymization pipelines, and fast search and loading systems.
  • Improve shared engineering infrastructure, including automation, QA systems, deployment tooling, and team workflows.
  • Own production software from initial specification through implementation, testing, and delivery.

Requirements

  • Strong Python skills with breadth across backend, frontend, data, and infrastructure.
  • Experience owning technically substantial projects from early stage through production.
  • Clear, structured technical communication.
  • Strong understanding of system architecture, component interactions, failure modes, testing, reliability, tradeoffs, and scope.
  • Ability to work with changing requirements, tight deadlines, and unfamiliar problem spaces.
  • Remote availability with time overlap with New York.

Compensation

  • $80,000–$150,000 USD
  • Equity and benefits

Skills

Python, Backend Development, Frontend Development, Data Engineering, Infrastructure, Mcp Servers, Containerization, Computer Use, Automation, Quality Assurance, Deployment Tooling, System Architecture, Testing, Reliability

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