Software Engineer - Ruby

Alignerr; France; A distancia; EUR 34.000 - 83.000; A tiempo parcial

Descripción de la vacante

Alignerr is seeking an experienced Ruby Software Engineer (AI Training) for a fully remote, hourly contract. You will design, review, and improve real-world coding scenarios that teach AI systems how backend engineering works, and collaborate with researchers asynchronously.

You’ll evaluate Ruby-based services and contribute to AI training data and evaluation workflows, while maintaining production-grade code quality and scalability.

Formación

• 2+ years of professional software engineering experience.
• Strong proficiency in Ruby and backend development.
• Solid understanding of APIs, data-driven systems, and software engineering best practices.
• Detail oriented and analytical with ability to articulate reasoning.
• Clear written communicator able to explain technical decisions without jargon.
• Comfortable working independently in an async, remote environment.

Responsabilidades

• Develop, review, and evaluate backend services and APIs written in Ruby and Ruby-based frameworks.
• Analyze codebases for correctness, performance, and maintainability and explain reasoning.
• Support creation and validation of realistic AI training scenarios for software engineering.
• Assess AI-generated Ruby code for quality and production-readiness.
• Collaborate asynchronously with researchers and engineers on cutting-edge AI development.
• Complete task-based assignments independently on your schedule.

Conocimientos

Ruby

Backend development

APIs

Communication

Herramientas

Ruby on Rails

Descripción del empleo

What if your Ruby skills 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 the real-world coding scenarios that teach AI systems how great backend engineering actually works.

Software Engineer – Ruby (AI Training)

About The Role

What if your Ruby skills 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 the real-world coding scenarios that teach AI systems how great backend engineering actually works.

This is a fully remote, flexible contract role. You'll bring your professional engineering experience to meaningful technical work — reviewing code, reasoning through system design, and helping shape AI that genuinely understands software at a production level.

• Organization: Alignerr


• Type: Hourly Contract


• Location: Remote


• Commitment: 10–40 hours/week

What You'll Do

• Develop, review, and evaluate backend services and APIs written in Ruby and Ruby-based frameworks


• Analyze existing codebases for correctness, performance, and maintainability — and clearly explain your reasoning


• Help create and validate realistic software engineering scenarios used in AI training and evaluation datasets


• Assess AI-generated Ruby code for quality, accuracy, and production-readiness


• Collaborate asynchronously with researchers and engineers supporting cutting-edge AI development


• Complete task-based assignments independently on your own schedule

Who You Are

• 2+ years of professional software engineering experience


• Strong proficiency in Ruby and backend development — you're comfortable in production codebases


• Solid understanding of APIs, data-driven systems, and software engineering best practices


• Detail-oriented and analytical — you notice what's wrong and can articulate why


• Clear written communicator who can explain technical decisions without jargon


• Comfortable working independently in an async, remote environment

Nice to Have

• Experience with Ruby on Rails or other Ruby-based frameworks


• Background in code review, technical writing, or engineering mentorship


• Familiarity with AI tools or software evaluation workflows


• Exposure to data pipelines, machine learning systems, or AI‑adjacent infrastructure

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 engineering 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