Senior Backend Engineer, Architecture Engineering: Nonlinear Productivity at GitLab

Confirmed open

GitLab is hiring a remote Senior Backend Engineer, Architecture Engineering: Nonlinear Productivity to build reliable backend and AI-powered engineering systems. The official posting lists Remote, Canada; Remote, United States.

GitLab

Location: Remote, Canada; Remote, United States
Work arrangement: remote
Technologies: Python, Go

Role overview

GitLab builds an intelligent orchestration platform for DevSecOps. This senior backend role works on AI-powered engineering systems inside GitLab’s distributed, remote organisation.

The first role focuses on Duo Chat’s Chat Engine and agentic workflows. The second focuses on finding software-development friction and building reliable AI automation across GitLab’s codebase.

Responsibilities

Design and ship production backend services and AI-powered workflows using Python and related platform services.
Build agentic flows, tool integrations, safety checks and evaluation systems that measure correctness, constraints, reliability and cost.
Integrate APIs, permissions, data models and asynchronous workloads while preserving scalable, maintainable and backward-compatible contracts.
Diagnose performance, reliability and concurrency problems in distributed systems and improve observability and test coverage.
Collaborate asynchronously with product, UX, frontend and AI specialists, document patterns, and share reusable tooling.
Participate in production support or on-call work and contribute to root-cause analysis and resilience improvements.

Qualifications

Significant experience building and maintaining production Python backends, APIs, data models and long-running workloads.
Hands-on experience with LLM-backed or agentic systems, tool or function calling, multi-step orchestration and production safety patterns.
Strong distributed-systems judgment, including coordination, consistency, idempotency, rate limiting and degradation under load.
Proficiency with Python and willingness to work across Ruby on Rails, Go or other languages used by the relevant GitLab team.
Experience designing REST or GraphQL APIs, using SQL and relational databases such as PostgreSQL, and diagnosing reliability issues at scale.
Ability to work autonomously in unfamiliar codebases and communicate effectively in an async-first, globally distributed team.

Benefits

Remote work under the country and hiring restrictions shown in the official listing.
Benefits supporting health, finances and wellbeing, plus flexible paid time off.
Parental leave, team member resource groups, equity compensation and an employee stock purchase plan.
A growth and development fund and opportunities to learn with distributed engineering teams.

About GitLab

GitLab is a remote-first DevSecOps platform company. Its AI Engineering teams build generative and agentic capabilities embedded across the software-development lifecycle.