Senior Backend Engineer (Ruby), Plan: Spec-Driven Development

Stack

Responsibilities

• ▹Lead backend features from concept to release
• ▹Build flows, APIs, and data models for agent-generated work items
• ▹Develop evaluation and benchmarking systems for quality and cost
• ▹Use Ruby on Rails and Python to build reliable production systems
• ▹Collaborate with product, design, and users to shape scope
• ▹Mentor other engineers and shape technical direction

Requirements

• ▹Experience with Ruby on Rails and Python
• ▹Knowledge of PostgreSQL and GraphQL
• ▹Experience with LLM APIs and AI gateways
• ▹Experience designing agentic workflows

Soft skills

About the company

GitLab is the intelligent orchestration platform for DevSecOps, used by more than 50 million registered users and over half of the Fortune 100.