About the role
Software Engineer – Ruby (AI Training) 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 evaluate, refine, and build the technical datasets that shape the next generation of AI coding tools. This is a fully remote, flexible contract role. You'll work asynchronously — on your own schedule — contributing deep engineering knowledge to real-world AI training and evaluation projects. Organization: AlignerrType: Hourly ContractLocation: RemoteCommitment: 10–40 hours/week What You'll Do Develop and maintain backend services and APIs using Ruby and Ruby-based frameworksReview and analyze AI-generated Ruby code for correctness, performance, and maintainabilityEvaluate realistic software engineering scenarios and provide structured, expert-level feedbackHelp create and validate technical datasets used in AI training and evaluation workflowsCollaborate asynchronously with researchers and engineers to improve how AI reasons about codeIdentify bugs, edge cases, and suboptimal patterns in AI-produced codebases Who You Are 2+ years of professional software engineering experienceStrong proficiency in Ruby and backend development — you're comfortable in production environmentsSolid understanding of APIs, data-driven systems, and software architecture principlesDetail-oriented and analytical — you can clearly explain why code works or doesn'tSelf-directed and reliable when working independently without hand-holdingAble to articulate technical decisions in writing with precision and clarity Nice to Have Experience with Ruby on Rails or other Ruby-based frameworksFamiliarity with AI tools, code evaluation workflows, or technical dataset creationBackground in code review, engineering mentorship, or technical writingExposure to testing frameworks, CI/CD pipelines, or software quality processes Why Join Us Work on cutting-edge AI projects alongside leading research labsFully remote and flexible — work when and where it suits youFreelance autonomy with the structure of meaningful, task-based engineering workMake a direct, tangible impact on how AI understands and generates Ruby codePotential for ongoing work and contract extension as new projects launch
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