Senior Backend Developer modernizing mortgage and lending platforms for Recruit Action’s financial - services clients. Building Java, Camunda 8, Azure, and Kubernetes backend solutions.
About the role
- Backend Engineer building GitLab Duo Chat’s Python agentic runtime. Developing secure AI features and APIs for GitLab’s DevSecOps orchestration platform.
Responsibilities
- Build and maintain the engine behind GitLab Duo Chat, GitLab’s conversational AI experience
- Develop secure, well-tested, and performant features and improvements for GitLab Duo Chat
- Implement and extend agentic flows in Python using LangGraph, registered through the Flow Registry and served by the Duo Workflow Service
- Integrate Chat capabilities with the GitLab Rails monolith, including its GraphQL API
- Write maintainable code meeting internal standards for a high-scale environment, including tests with every merge request
- Review code according to Code Review Guidelines and respond to external contributions
- Identify technical debt and implement solutions improving team efficiency
- Collaborate with Product Management, User Experience, and Frontend teams on product quality, security, and performance
- Participate in Tier 2 or Tier 3 weekday, weekend, and occasional night on-call rotations
- Work asynchronously with backend, frontend, and AI specialists across time zones
Requirements
- Professional experience with Python, including building and testing production services
- Working proficiency with Ruby on Rails, or willingness to learn it
- Exposure to, or strong interest in, building on top of large language models, including prompting, tool or function calling, evaluation, and failure modes of non-deterministic systems
- Experience designing and building APIs, including diagnosing and optimizing performance issues
- Comfort working with well-documented third-party services
- Security-minded development approach applying secure coding guidelines early
- Clear and concise written communication about technical problems and iterative solutions
- Ability to manage work independently, organize priorities, and ask for help when needed
- Experience with LangGraph, LangChain, or a comparable agent orchestration framework
- Experience with GraphQL and RSpec
- Experience with the GitLab product as a user or contributor
- Experience working on a remote, globally distributed team
Benefits
- Benefits to support your health, finances, and well-being
- Flexible Paid Time Off
- Team Member Resource Groups
- Equity Compensation & Employee Stock Purchase Plan
- Growth and Development Fund
- Parental Leave
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