🌎 Software Engineer (GitHub Contributor), Remote- Contract
- $50–100/hr
- Remote-friendly · fits your timezone
- Posted yesterday · via Himalayas
Build reproducible reinforcement learning environments for AI coding tasks
You will build reproducible reinforcement learning environments that test an AI model's ability to fix code, add features, refactor, and optimize performance. This includes creating deterministic verifiers that accept reasonable valid solutions and reject everything else. Your work will shape how models learn, reason, and perform through high-quality, real-world input.
Why This Role?
Experts who complete the AI interview move through the process significantly faster
Key Responsibilities
- Build reproducible reinforcement learning environments for AI coding tasks
- Create deterministic verifiers that accept valid solutions and reject invalid ones
- Implement coding tasks involving feature implementation and bug fixes for AI to solve
- Optimize performance and refactor code within the environments
- Ensure environments include a golden reference solution for each problem
Requirements
- Strong backend experience in Java, Node.js, Go, Rust, Typescript, Python, C++ or similar
- Track record building scalable services and APIs
- Comfort with debugging, performance work and automated testing
- Solid code review instincts
- Clear open source contributions and a profile to showcase them, such as GitHub
Required Skills
Indonesia Context
- Working Hours Overlap:
- Flexible — work your own hours
View Original Description from HimalayasShow more
Original description from Himalayas
Role Title: Software Engineer (GitHub Contributor) Role Type: Contract Location: Anywhere in the world, remote Required Skills:• Python3 • JAVA • Rust • Algorithms • Basics C++ • Typescript • codebase refactoring • GitHub • Bug Fixing • Feature Implementation • Performance Optimization • Logical Thinking Opportunity Snapshot:• Pay: $50–100/hour • Time per task: ~15 hours per run • Onboarding: As soon as you’re selected, Talent Ops will send you everything you need to get started • You’ll need: clear open source contributions and a profile to showcase them, such as GitHub (preferably with C++, Python, Java, Go, TypeScript, or Rust). Role Title: Software Engineer (GitHub Contributor) Role Type: Contract Location: Anywhere in the world, remote Required Skills: Python3 JAVA Rust Algorithms Basics C++ Typescript codebase refactoring GitHub Bug Fixing Feature Implementation Performance Optimization Logical Thinking Opportunity Snapshot: Pay: $50–100/hour Time per task: ~15 hours per run Onboarding: As soon as you’re selected, Talent Ops will send you everything you need to get started You’ll need: clear open source contributions and a profile to showcase them, such as GitHub (preferably with C++, Python, Java, Go, TypeScript, or Rust). If you don’t, you’ll be assessed through a HackerRank assessment instead. Your tasks: Build reproducible Reinforcement Learning Environments that test an AI model’s ability to fix code, add features, refactor, and optimize performance - including a golden reference solution for each problem Bonus: experts who complete the AI interview for this specific role move through the process significantly faster. Job Description: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required - your domain knowledge is what matters. You'll create realistic, interesting and challenging coding tasks for AI to solve involving feature implementation and bug fixes, and implement deterministic verifiers that accept reasonable valid solutions and reject everything else. What we're looking for: Strong backend experience in Java, Node.js, Go, Rust, Typescript, Python, C++ or similar A track record building scalable services and APIs Comfort with debugging, performance work and automated testing Solid code review instincts Preferred Qualifications: Proven experience in backend development, with a track record of delivering high-quality and performant projects. Demonstrated success in identifying and resolving software bugs and system bottlenecks. Experience with codebase refactoring and implementing complex features in large-scale applications. Strong understanding of algorithms, data structures, and foundational computer science concepts. Excellent analytical, problem-solving, and technical communication skills. Scope of Work: Contribute expert-level code samples, debugging strategies, and development insights in Python3, Java, Rust, Go, C++, or TypeScript. Analyze, troubleshoot, and resolve complex software defects and performance bottlenecks in diverse codebases. Implement robust new features, ensuring scalability, maintainability, and adherence to software best practices. Refactor and optimize legacy code to improve clarity, efficiency, and long-term reliability. Document technical reasoning, solution approaches, and code decisions to enhance AI training data quality. Review and validate peer-contributed code and technical submissions for accuracy and clarity. Preferred Qualifications: Significant hands-on expertise in at least one of the following: Python3, Java, Rust, Go, C++, or TypeScript. Deep understanding of algorithms, data structures, and software engineering principles. Proven ability to debug complex systems, resolve bugs, and deliver effective optimizations. Experience with large codebase refactoring and legacy system modernization. Track record of d
Salary Context
Similar Engineering roles on LokerDollar pay around $160k/yr (range $1k–1000k/yr, n=592 active listings).
Hiring at Xperteez Technology
Xperteez Technology has 69 other active roles on LokerDollar and has been hiring here since Oct 8, 2026 — across Engineering, AI, Data & Analytics.
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Market context
- VERIFIEDStated pay is 2% below the role median of $160,000/year (n=592 pay-disclosing listings).
- VERIFIEDXperteez Technology: 70 postings in the last 3 months, 70 all-time on LokerDollar.
- VERIFIEDCompany first seen Oct 8, 2026.
- VERIFIEDThis listing first seen Oct 18, 2026.
- VERIFIEDLast verified live Oct 18, 2026.
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Frequently asked questions
- Is 🌎 Software Engineer (GitHub Contributor), Remote- Contract at Xperteez Technology a remote job?
- Yes. 🌎 Software Engineer (GitHub Contributor), Remote- Contract at Xperteez Technology is a fully remote role open to candidates worldwide.
- What is the salary for 🌎 Software Engineer (GitHub Contributor), Remote- Contract at Xperteez Technology?
- The listed pay range for this role is $50–100/hr.
- What type of employment is 🌎 Software Engineer (GitHub Contributor), Remote- Contract at Xperteez Technology?
- This is a full time position.
- How do I apply?
- Click the "Apply" button on this page to go to the official application at Xperteez Technology.
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