Senior Backend Engineer (Ruby), AI Engineering DAP Repository Flows

The DAP Repository Flows team owns two areas within GitLab's Duo Agent Platform (DAP). The first is DAP onboarding, helping customers quickly set up a project so they can start using the Duo Agent Platform with minimal friction. The second is repository and background flows: autonomous and scheduled agents that work on a customer's codebase on their behalf.

This work is central to how GitLab delivers AI-powered automation on repositories. As a Senior Software Engineer, you will own features end to end, from design through delivery, building agentic experiences on top of the Duo Agent Platform.

What you'll do in this role

• Own the design and delivery of features end to end across DAP onboarding and repository/background flows.
• Build autonomous and scheduled agents that operate on customer codebases, building on top of the Duo Agent Platform.
• Improve the DAP onboarding experience so customers can get a project configured and productive quickly.
• Collaborate with engineers across the DAP organization on shared interfaces and patterns.
• Review designs and code, and contribute to the team's technical quality.
• Contribute to a culture of autonomy, ownership, high context sharing, and async-first collaboration., The DAP Repository Flows team is part of GitLab's broader Duo Agent Platform organization, within the AI/R&D group. The team is small and distributed, with plans to grow. We value autonomy, ownership, and high context sharing, and we work async-first through GitLab issues and Slack. Remote-Global

How GitLab Supports Full-Time Employees

• Benefits to support your health, finances, and well-being
• Flexible Paid Time Off
• Team Member Resource Groups
• Equity Compensation & Employee Stock Purchase Plan
• Growth and Development Fund
• Parental Leave

• Strong, hands-on experience with Ruby and Ruby on Rails in production systems.
• Experience integrating LLMs into products (product integration, not ML model training).
• Experience building agentic systems: autonomous or semi-autonomous agents that take actions on a user's behalf.
• A track record of designing and shipping features independently in a collaborative team.
• Strong written communication and the ability to operate effectively in a distributed, async-first environment.

GitLab is the most comprehensive AI-powered DevSecOps platform for software innovation. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security and compliance risk, and accelerate digital transformation. 

More than 50 million registered users and more than 50% of the Fortune 100 trust GitLab to ship better, more secure software faster.