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

Position: Senior Software Engineer

Type: Contractor

Compensation: $30–$100/hour

Location: RemoteAbout the Opportunity

Key Responsibilities: Create realistic and challenging coding tasks involving feature implementation and bug fixes. Implement deterministic verifiers that accept valid solutions and reject incorrect ones. Debug, test, optimize, and refactor existing codebases. Design and maintain automated tests and reliable testing strategies. Identify performance bottlenecks, bugs, and system issues. Review code and evaluate technical solutions for quality and correctness.

Required Qualifications: Strong backend experience with Java, Node.js, Go, Rust, TypeScript, Python, C++, or similar. Experience building scalable services and APIs. Strong skills in debugging, performance optimization, and automated testing. Solid code review and software engineering judgment. Experience with testing strategies, large test suites, flaky tests, or quality improvement is highly valued. Strong understanding of algorithms, data structures, and computer science fundamentals.

Preferred Qualifications: Proven experience delivering high-quality and performant backend systems. Experience resolving software bugs and system bottlenecks. Experience with codebase refactoring and complex feature implementation. Strong analytical, problem-solving, and technical communication skills.

Compensation: Output-based compensation of $30–$100/hour equivalent, paid per qualifying task. Independent contractor engagement. Approximately 15 hours/week with a flexible schedule. Approximately 300 positions available. Minimum weekly submission requirements apply.

Application Process: Submit your application and complete the screening questions. Complete an AI interview of approximately 30 minutes. Complete the technical assessment, if required. Complete hiring manager review and onboarding.