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Senior Backend Engineer (Ruby on Rails), Plan: Knowledge

1 month, 1 week ago
Europe, Middle East, Asia, Oceania, Africa
Full-time
Senior
AI Engineer
Software Development
ActiveRecord GraphQL PostgreSQL Redis Ruby on Rails
Apply Now
GitLab

GitLab

GitLab: The comprehensive DevOps platform revolutionizing software development with automation, AI workflows, and essential tools for efficient collaboration.

Internet Software & Services
1K-5K
Founded 2014
View All Jobs 163

Description

  • Lead backend architecture for Wiki, Pages, Markdown, and text editor capabilities used across GitLab.
  • Design and build AI agents that support planning and knowledge management workflows.
  • Architect MCP integrations that connect GitLab GraphQL APIs with external AI platforms and tools.
  • Improve reliability and performance across application code, PostgreSQL queries, Redis usage, and background jobs.
  • Develop and evolve GraphQL APIs that are usable for frontend engineers and support scalable product experiences.
  • Collaborate with frontend engineers, Product, UX, and Security to break complex work into shippable iterations.
  • Mentor engineers through code reviews, technical discussions, and backend best practices.
  • Support incident response and production debugging, then turn learnings into durable system improvements.

Requirements

  • Strong experience building and maintaining backend applications with Ruby on Rails, including ActiveRecord and Redis.
  • Experience designing and supporting GraphQL APIs with attention to usability, maintainability, and performance.
  • Knowledge of PostgreSQL query design, optimization, and scaling in high-traffic production systems.
  • Experience building or integrating AI agents, intelligent workflows, or related platform capabilities.
  • Familiarity with Model Context Protocol (MCP) or similar patterns for connecting APIs to external tools and platforms.
  • Ability to investigate production issues, debug complex systems, and improve reliability over time.
  • Experience leading technical decisions, mentoring engineers, and contributing to engineering standards across a team.
  • Clear communication and cross-functional collaboration skills, with transferable backend or platform experience also considered.
  • All roles are remote, with some roles potentially subject to location-based eligibility requirements.

Benefits

  • Flexible Paid Time Off.
  • Benefits to support health, finances, and well-being.
  • Equity compensation and an Employee Stock Purchase Plan.
  • Growth and Development Fund.
  • Parental leave.
  • Home office support.
  • Team Member Resource Groups.

Interested in this position?

Apply directly on the company website

Apply Now

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