Staff Backend Engineer (AI), Verify at Gitlab

Gitlab

Remote, Canada; Remote, Ireland; Remote, Netherlands; Remote, United Kingdom; Remote, US·2h ago

LeadFull-timeRustRailsPostgreSQLCI/CDGitGoAIDevOps

Salary Range

$153,000 - $207,000 /year

Estimated

This salary is estimated based on similar roles. The actual salary may vary.

About the Role

We are looking for a Staff Backend Engineer (AI) to join GitLab's Verify stage team. In this role, you will help shape and scale the core infrastructure behind GitLab CI, playing a central role in integrating AI into CI/CD workflows. Your work will impact performance, reliability, and usability for users running millions of CI jobs.

Key Responsibilities

→Shape and scale GitLab CI backend infrastructure to improve performance, reliability, and usability for users running jobs at high volume
→Design and implement AI-powered features for Agentic CI, including agents, agentic flows, and LLM-backed tooling
→Define what success looks like for AI in CI before you build, including baselines, measurable outcomes, and clear signals
→Build the instrumentation and observability needed to make AI-assisted CI trustworthy in production
→Own and drive measurable performance improvements across CI systems by forming hypotheses, running experiments, and validating results
→Write secure, well-tested, maintainable Ruby on Rails code in a large monolith
→Lead cross-functional technical work with Product, UX, and Infrastructure
→Share standards, patterns, and learnings with other engineers

Requirements

✓Advanced proficiency with Ruby and Ruby on Rails
✓Strong PostgreSQL skills, including data modeling, query tuning
✓Hands-on experience building, running, and debugging high-traffic production systems
✓Practical experience designing and shipping AI-powered backend features
✓A data-driven approach to engineering
✓Familiarity with observability patterns and tools
✓Strong backend architecture and delivery practices
✓Clear written and verbal communication skills