Software Engineer – Backend – Remote

RemoteJobsOne; Atlanta (GA); Remote; USD 41,000 - 138,000; Part time

Job summary

RemoteJobsOne is seeking experts to help train next-generation AI systems. You'll apply your backend expertise to shape how models learn, reason, and perform through high-quality real-world input.

This fully remote contractor role (~15 hrs/week) offers flexible hours and pay from $30 to $100 per hour, open to candidates in 55 countries including the United States, United Kingdom, Canada, Germany, and more. Required skills include backend experience in Java, Node.js, Go, Rust, TypeScript, Python,

Qualifications

• Extensive backend development experience in Java, Node.js, Go, Rust, TypeScript, Python, or C++.
• Proven ability to build scalable services and APIs.
• Comfort with debugging, performance work and automated testing.
• Solid code review instincts.

Responsibilities

• Train next-generation AI systems by shaping model inputs and evaluation criteria.
• Create realistic, interesting coding tasks for AI to solve, including feature implementation and bug fixes.
• Implement deterministic verifiers that accept valid solutions and reject others.

Skills

Backend development

Scalable services

APIs

Debugging

Performance

Automated testing

Code review

Tools

Java

Node.js

Go

Rust

TypeScript

Python

C++

Job description

This is a fully remote position, open to candidates based in 55 countries, including United States, United Kingdom, Canada, Germany, India, France, Netherlands, Singapore.

Pay: $30–$100/hr

Job Type: Contractor (~15 hrs a week)

Location: Remote

Schedule: Flexible, you pick the hours and days (including weekends if desired)

Job Summary: 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.

A note on the process: our interview and assessment stages are designed to see how you think, so we ask that you complete them without outside assistance. The same applies once you're on the project — the value of the work comes from your own judgment.

Compensation Structure

Compensation is output-based; experts are paid per task that meets the project specifications. The time required to complete work may vary depending on the expert’s experience and workflow. Minimum submission requirements apply. Experts must submit a minimum of tasks per week.

Start Timeline & Availability

We typically fill roles within 48 hours and are looking for experts ready to jump in right away. If selected, we expect you to start your first tasks within 24–48 hours of completing onboarding.