Senior Backend Engineer (Python), Agent Developer: Flow Components at GitLab

Confirmed open

GitLab is hiring a senior backend engineer (python), agent developer: flow components focused on Python backend components for AI agents.

GitLab

Location: Remote
Work arrangement: remote
Technologies: Python, JavaScript

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Role overview

GitLab is the intelligent orchestration platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security and compliance risk, and accelerate digital transformation. More than 50 million registered users and more than 50% of the Fortune 100* trust GitLab to ship better, more secure software faster.

The same principles built into our products are reflected in how our team works: we embrace AI as a core productivity multiplier, with all team members expected to incorporate AI into their daily workflows to drive efficiency, innovation, and impact. GitLab is where careers accelerate, innovation flourishes, and every voice is valued. Our high-performance culture is driven by our values and continuous knowledge exchange, enabling our team members to reach their full potential while collaborating with industry leaders to solve complex problems. Co-create the future with us as we build technology that transforms how the world develops software.

Fortune 500® is a registered trademark of Fortune Media IP Limited, used under license. Claim based on GitLab data. Fortune 100 refers to the top 20% ranked companies in the 2025 Fortune 500 list, published in June 2025. Fortune and Fortune Media IP Limited are not affiliated with, and do not endorse products or services of GitLab.

As a Senior Backend Engineer on the Flow Components functional team , you'll help build GitLab's Flow Registry, which provides reusable primitives for agentic flows built on the GitLab Duo Agent Platform. Your primary focus will be backend engineering in Python, using LangChain and LangGraph to develop secure, reliable, and scalable capabilities across the Duo Workflow Service and the GitLab monolith. You'll also work across the stack when needed, bringing familiarity with JavaScript and frontend development to support the official GitLab Duo Agent Platform client, Duo CLI, and advocate for a strong user experience.

GitLab is proud to be an equal opportunity workplace and is an affirmative action employer. GitLab’s policies and practices relating to recruitment, employment, career development and advancement, promotion, and retirement are based solely on merit, regardless of race, color, religion, ancestry, sex (including pregnancy, lactation, sexual orientation, gender identity, or gender expression), national origin, age, citizenship, marital status, mental or physical disability, genetic information (including family medical history), discharge status from the military, protected veteran status (which includes disabled veterans, recently separated veterans, active duty wartime or campaign badge veterans, and Armed Forces service medal veterans), or any other basis protected by law. GitLab will not tolerate discrimination or harassment based on any of these characteristics. See also GitLab’s EEO Policy and EEO is the Law . If you have a disability or special need that requires accommodation , please let us know during the recruiting process .

Responsibilities

Lead or deliver technical work for Python backend components for AI agents.
Collaborate with product, engineering, services and customer teams.
Improve reliability, performance, testing, automation and documentation.
Translate requirements into maintainable software and operational outcomes.

Qualifications

Design, implement, and review GraphQL and REST application programming interfaces, related backend logic, and clear contracts with frontend clients.
Improve automated testing with RSpec and other frameworks to strengthen quality, reliability, and developer feedback loops.
Share standards, patterns, and lessons with other engineers to support responsible artificial intelligence integration and evidence-driven engineering.
Participate in Tier 2 on-call rotations, troubleshoot production issues, contribute to root cause analysis, and improve observability and resiliency.
Monitor the competitive landscape and help keep GitLab's Flow Registry primitives and capabilities competitive within the agentic platform market.
Proficiency in designing or extending REST and GraphQL application programming interfaces with attention to scalability, maintainability, and backward compatibility.
Strong SQL skills and familiarity with relational databases such as PostgreSQL, including efficient queries and data modeling.
Comfort working across the stack in a mature codebase and addressing performance bottlenecks at the application and, when relevant, infrastructure layers.
Openness to learning and applying transferable skills from related technologies or domains.
How GitLab Supports Full-Time Employees
Country Hiring Guidelines: GitLab hires new team members in countries around the world. All of our roles are remote, however some roles may carry specific location-based eligibility requirements. Our Talent Acquisition team can help answer any questions about location after starting the recruiting process.

Technology in this role

Python: Your primary focus will be backend engineering in Python, using LangChain and LangGraph to develop secure, reliable, and scalable capabilities across the Duo Workflow Service and the GitLab .
JavaScript: You'll also work across the stack when needed, bringing familiarity with JavaScript and frontend development to support the official GitLab Duo Agent Platform client, Duo CLI, and advocate for a strong user .
SQL: Strong SQL skills and familiarity with relational databases such as PostgreSQL, including efficient queries and data .
PostgreSQL: Strong SQL skills and familiarity with relational databases such as PostgreSQL, including efficient queries and data .
LangChain: Your primary focus will be backend engineering in Python, using LangChain and LangGraph to develop secure, reliable, and scalable capabilities across the Duo Workflow Service and the GitLab .
CAN: Our Talent Acquisition team can help answer any questions about location after starting the recruiting .
GraphQL: Design, implement, and review GraphQL and REST application programming interfaces, related backend logic, and clear contracts with frontend .

Benefits

Equity Compensation & Employee Stock Purchase Plan

About GitLab

We work across backend, frontend, User Experience, Product Management, and artificial intelligence disciplines to improve capabilities such as Memory and Duo Developer and support clients including Duo CLI. We collaborate in GitLab's remote, asynchronous environment to build reliable components that help people create and use agentic workflows.

How GitLab Supports Full-Time Employees

Employer website

How to apply

Review the original posting and apply through the employer’s careers page.

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Source checked: 2026-10-13

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