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Software Engineer - Ruby

$40-60/hrRemoteFreelanceCODING

About the Role

What if your Ruby expertise could directly influence how AI understands and writes production-grade software for developers around the world? We're looking for experienced Ruby Software Engineers to help design, evaluate, and improve real-world software systems used in AI training and data-driven workflows.

This is a fully remote, flexible contract role built for working engineers who want to do meaningful, high-impact work on their own schedule — no office, no commute, no rigid hours.

  • Organization: Alignerr
  • Type: Hourly Contract
  • Location: Remote
  • Commitment: 10–40 hours/week

What You'll Do

  • Develop and maintain backend services and APIs using Ruby and Ruby-based frameworks
  • Review, analyze, and improve existing codebases for correctness, performance, and maintainability
  • Evaluate realistic software engineering scenarios to help create and validate high-quality technical datasets
  • Collaborate asynchronously with researchers and engineers to support AI training and evaluation efforts
  • Apply production-grade engineering thinking to real-world backend and API problems

Who You Are

  • 2+ years of professional software engineering experience
  • Strong proficiency in Ruby and backend development concepts
  • Comfortable working with production codebases, RESTful APIs, and data-driven systems
  • Detail-oriented and analytical — you can clearly explain your technical decisions in writing
  • Self-motivated and dependable when working independently without close supervision

Nice to Have

  • Experience with Ruby on Rails or other Ruby-based frameworks
  • Familiarity with AI tools, data pipelines, or technical evaluation workflows
  • Background in code review, system design, or software architecture
  • Exposure to testing frameworks, debugging practices, or performance profiling

Why Join Us

  • Work on cutting-edge AI projects alongside leading research labs
  • Fully remote and flexible — work when and where it suits you
  • Freelance autonomy with the structure of meaningful, task-based work
  • Make a direct, tangible impact on how AI understands and generates real-world code
  • Potential for ongoing work and contract extension as new projects launch