Staff Backend Engineer (Ruby on Rails/AI), Verify

Overview

As a Staff Backend Engineer (AI) in the Verify stage at GitLab, you will help shape and scale the core infrastructure behind GitLab CI. Your work focuses on integrating AI into CI/CD workflows, impacting performance, reliability, and usability for users running millions of CI jobs.

Responsibilities

• Shape and scale GitLab CI backend infrastructure to improve performance, reliability, and usability for high‑volume users.
• Design and implement AI‑powered features for Agentic CI, including agents, agentic flows, and LLM‑backed tooling that integrates with GitLab’s Duo Agent Platform.
• Define success metrics for AI in CI before building, including baselines, measurable outcomes, and clear signals for learning.
• Build instrumentation and observability to make AI‑assisted CI trustworthy in production, producing feature behavior metrics, dashboards, and safeguards.
• Own and drive measurable performance improvements ac...