GitLab
Backend Engineer (Ruby), AI Engineering: Agent Foundations
Canada, UK +1
UTC-8 to UTC+1 Full time
Mid level
- Where you can live
- Remote, Canada; Remote, Poland; Remote, United Kingdom
- Working hours
- Overlap with UTC-8 to UTC+1
- Salary
- Not published
- Posted
- July 8, 2026
Summary from the posting
- Develop, ship and maintain features for the Duo Agent Platform in the GitLab monolith (Ruby) and, where needed, the AI Gateway (Python). Keep them secure, well-tested and performant.
- Work with Product Management, UX, frontend, backend and AI specialists to refine requirements and ship improvements in small iterations.
- Design, implement and review GraphQL and REST APIs and the backend logic behind them, with reliable, scalable and clear contracts for clients.
- Improve and extend automated testing (RSpec and other frameworks) to strengthen quality and give developers faster feedback.
This is a short summary. The full description, requirements and the application form are on GitLab's own career page.