Senior Backend Engineer , AI Catalog: External Agents
Senior backend engineer building secure integrations between GitLab agents and external tools, including AI coding solutions. The role requires Ruby on Rails, API design, SQL/PostgreSQL, AI backend integration, performance optimization, and production support experience.
About the job
Responsibilities
- Develop, ship, and maintain secure, well-tested, performant external agent integrations across the GitLab monolith backend.
- Collaborate with Product Management, UX, frontend, backend, and AI specialists to refine requirements and deliver iterative improvements.
- Design, implement, and review GraphQL and REST APIs and related backend logic, with clear contracts for frontend clients.
- Improve automated testing, including RSpec and other frameworks.
- Share engineering standards, patterns, and lessons to support responsible AI integration.
- Participate in Tier 2 on-call rotations, troubleshoot production issues, perform root cause analysis, and improve observability and resiliency.
- Assess the competitive landscape and help develop AI integrations as agentic technology evolves.
Requirements
- Experience building and maintaining production applications with Ruby on Rails, including background jobs, APIs, and data models.
- Comfort working across the stack in a mature codebase.
- Proficiency designing or extending REST or GraphQL APIs with attention to scalability, maintainability, and backward compatibility.
- Practical experience designing and shipping AI-powered backend features or integrations.
- Strong SQL skills and familiarity with relational databases such as PostgreSQL, including efficient queries and data modeling.
- Experience identifying and addressing performance bottlenecks at the application and, where relevant, infrastructure layers.
- Ability to collaborate asynchronously in a distributed team and learn related technologies or domains.
Nice to Have
- Familiarity with Python backends.
- Familiarity with Vue frontends.
Benefits
- Flexible paid time off.
- Team member resource groups.
- Equity compensation and employee stock purchase plan.
- Growth and development fund.
- Parental leave.
Skills
Ruby, Ruby on Rails, REST APIs, GraphQL, Rspec, SQL, Postgres, Ai Integrations, Background Jobs, Vue, Python
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