Senior Ruby on Rails Developer - Rspec/Sidekiq
First seen by Alion on Nov 14, 2026.
Work on real production codebases with global AI labs. LearnTube.ai, backed by Google. Remote, open to full-time or project-based.
What you will do :
Key Responsibilities :
- Build, review and improve production Rails applications for projects with global AI labs.
- Work across models, APIs, background jobs and test suites in mature codebases.
- Solve real engineering challenges and clearly explain your reasoning during code reviews.
Required Skills :
- 3+ years of hands-on Ruby on Rails in production
- Strong with ActiveRecord, RSpec, Sidekiq and PostgreSQL
- Experience on a codebase with several contributors and a long commit history
Nice to have :
- Hotwire or React front ends
- Rails upgrades on large apps, open-source gems.
Skills
Ruby on Rails, Ruby Programming, Backend Architecture, Rspec, Sidekiq, PostgreSQL