Senior Software Engineer

New
M
MercorAI Research
United StatesContractSenior
Salary90 - 110 USD per hour
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Job Details

Experience
6+ years
Required Skills
PythonJavaTypeScriptC#C++ReactRustData modeling

Requirements

  • 6+ years of professional experience building and shipping production software.
  • Deep production experience in at least one of Python, Java, Rust, C#, or C++.
  • Hands-on ownership across the stack: backend service and API design.
  • Experience with a modern front-end framework (React or equivalent).
  • Experience with data modeling and cloud deployment.
  • Ability to onboard onto an unfamiliar codebase and deliver working code quickly.
  • Strong written communication skills.

Responsibilities

  • Build and ship full-stack applications, services, and internal tools in Python, Java, Rust, C#, C++, or TypeScript to exercise frontier model capabilities.
  • Integrate pre-release model APIs into working software, including tool interfaces, evaluation harnesses, and telemetry.
  • Diagnose and document model and integration failure modes, translating engineering observations into clear written feedback for the research team.
  • Prototype quickly against shifting requirements, delivering working increments with limited up-front specification.
  • Collaborate with the engineering manager and other engineers to maintain consistency in code quality, architecture, and technical documentation.
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90 - 110 USD per hour
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