Alignerr
Software Engineer - Ruby
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Software Engineer - Ruby
Software Engineer – Ruby (AI Training)
About The Role
What if your Ruby expertise could directly influence how AI writes and understands backend code for developers around the world? We're seeking experienced Ruby Software Engineers to contribute to real-world software systems that underpin data-driven and AI-supported workflows—reviewing, building, and evaluating production-grade code that aids in training the next generation of AI models.
This is a fully remote, flexible contract role, offering:
- Asynchronous work on your own schedule
- 10–40 hours/week commitment, self-directed
- A chance to shape how AI reasons about software engineering
Organization: Alignerr Type: Hourly Contract / Task-Based Location: Remote
What You’ll Do
- Develop and maintain backend services and APIs using Ruby and Ruby-based frameworks
- Review and analyze existing codebases for correctness, performance, and maintainability
- Evaluate realistic software engineering scenarios to help create and validate technical datasets
- Reason through production-grade backend systems and clearly document technical decisions
- Collaborate asynchronously with researchers and engineers supporting AI training and evaluation efforts
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Who You Are
Requirements
- 2+ years of professional software engineering experience
- Strong proficiency in Ruby and backend development concepts
- Comfortable working with:
- Production codebases
- APIs
- Data-driven systems
- Detail-oriented and analytical—able to identify subtle bugs and explain their impact
- Clear communicator who can articulate technical reasoning in writing
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Nice-to-Have
- Experience with Ruby on Rails or other Ruby-based frameworks
- Background in:
- Code review
- Technical writing
- Software quality evaluation
- Familiarity with AI tools or data annotation workflows
- Exposure to:
- Distributed systems
- REST APIs
- Backend architecture design
Why Join Us
- Contribute to cutting-edge AI projects alongside leading research labs
- Fully remote and flexible—set your own schedule
- Enjoy freelance autonomy with structured, 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 emerge
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Jessica, London
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