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Synthires

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Senior Software Engineer (Remote | $30–$100/hr)

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Summary

Senior software engineers create challenging coding tasks (feature implementation, bug fixing) and build deterministic verifiers to help train next-generation AI systems, plus debug, test, optimize, and review code. Strong backend skills in languages like Java, Python, Go, Rust, or TypeScript are required; pay is $30-$100/hour, output-based.

Help train next-generation AI systems by creating challenging coding tasks and implementing deterministic verifiers that distinguish valid solutions from incorrect ones. No prior AI experience is required — your software engineering expertise is what matters.

Key Responsibilities

  • Create realistic coding tasks involving feature implementation and bug fixing.
  • Build deterministic verifiers that accept valid solutions and reject incorrect ones.
  • Debug, test, optimize, and refactor code.
  • Evaluate solutions using strong code review and testing practices.

Required Qualifications

  • Strong backend experience with Java, Node.js, Go, Rust, TypeScript, Python, C++, or similar.
  • Experience building scalable services and APIs.
  • Strong debugging, performance optimization, and automated testing skills.
  • Solid code review and software engineering judgment.

Preferred Qualifications

  • Experience with large-scale application development and refactoring.
  • Strong knowledge of algorithms, data structures, and computer science fundamentals.
  • Experience designing test strategies, maintaining large test suites, or diagnosing flaky tests.
  • Strong analytical, problem-solving, and technical communication skills.

Compensation

  • $30–$100/hour, output-based.
  • Approximately 100 positions available.
  • Minimum weekly task submissions apply.

Skills

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