Senior Backend Engineer (Ruby on Rails), Verify: Pipeline Execution

This position will allow you to help shape and scale the core of GitLab CI.

• Improve large, complex Ruby on Rails monolith.
• Optimize high-throughput background processing.
• Reduce technical debt.

Responsibilities include writing high-quality, efficient, and maintainable Ruby on Rails code to power GitLab’s Continuous Integration (CI) pipelines.

• Lead improvements to the reliability, performance, and scalability of our CI pipeline execution domain.
• Design, build, and iterate on features like merge trains, pipeline schedules, review apps, browser testing, and related CI capabilities.
• Analyze and resolve complex production issues in a large, high-traffic monolith.

Requirements include extensive experience building, running, and debugging backend services in high-traffic production environments.

• Advanced proficiency with Ruby and Ruby on Rails.
• Deep, hands-on experience with relational databases, especially PostgreSQL.
• Understanding of secure, scalable, and supportable architecture and deployment practices.