Backend Engineer (Ruby) - Rails, GraphQL & AI Agents

GitLab; United States; Remote; USD 120,000 - 160,000; Full time

Job summary

GitLab is seeking a Backend Engineer for Change Record in the Source Code stage. You will build trusted change records for code written by humans and AI agents, shaping how changes are tracked across the platform.

You’ll develop features with Ruby on Rails, GraphQL, and backend services, while keeping critical systems reliable through performance tuning and observability. Collaboration with product, design, and security teams is central.

Qualifications

• Experience with Ruby, GraphQL, SQL, and full-stack development.
• Ability to write tests and review code.
• Experience using AI agents effectively.

Responsibilities

• Develop features with Ruby on Rails, GraphQL, and backend services.
• Keep critical systems reliable through performance tuning and observability.
• Collaborate with product, design, and security teams.

Skills

Ruby on Rails

GraphQL

SQL

Full-stack

Testing

Code review

AI agents

Job description

GitLab is seeking a Backend Engineer for Change Record in the Source Code stage. You will build trusted change records for code written by humans and AI agents, shaping how changes are tracked across the platform.

You’ll develop features with Ruby on Rails, GraphQL, and backend services, while keeping critical systems reliable through performance tuning and observability. Collaboration with product, design, and security teams is central.