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

2 hours, 52 minutes ago
Europe, Middle East, Asia, Oceania, Africa
Full-time
Senior
Backend Engineer
Software Development
ActiveRecord GraphQL PostgreSQL Redis Ruby 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 179

Description

  • Lead backend architecture for Wiki, Pages, Markdown, and text editor capabilities across GitLab.
  • Design and build AI agents for planning and knowledge management workflows.
  • Architect MCP integrations that connect GitLab GraphQL APIs with external AI tools and platforms.
  • Improve reliability and performance across application code, PostgreSQL queries, Redis usage, and background jobs.
  • Develop and evolve GraphQL APIs for frontend usability, maintainability, and scale.
  • Collaborate with frontend engineers, Product, UX, and Security to break down work into shippable iterations.
  • Mentor engineers through code review, technical discussions, and backend best practices.
  • Support incident response and production debugging, then drive lasting system improvements.
  • Work asynchronously with a distributed team and contribute to broader plan-stage backend initiatives.

Requirements

  • Strong experience building and maintaining backend applications with Ruby on Rails.
  • Experience with ActiveRecord and Redis.
  • Experience designing and supporting GraphQL APIs.
  • 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 API-to-tool integration patterns.
  • Ability to investigate production issues, debug complex systems, and improve reliability over time.
  • Experience leading technical decisions, mentoring engineers, and contributing to engineering standards.
  • Clear communication and cross-functional collaboration skills.
  • Open to candidates with transferable experience from adjacent backend or platform work.

Benefits

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

Interested in this position?

Apply directly on the company website

Apply Now

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