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As a Senior Fullstack Engineer on the AI Engineering: Editor Extensions – Multi-Platform team at GitLab, you’ll design and build tools that bring GitLab Duo into developers’ daily workflows. You’ll shape AI-assisted experiences across Duo CLI, JetBrains IDEs, the terminal, and other multi-platform interfaces. You’ll work mainly in TypeScript across the frontend and backend, and you’ll make key architectural decisions.
You’ll also contribute to Kotlin-based JetBrains plugins and shared UI systems that power our next-generation editor experiences. As a senior engineer, you’ll provide technical leadership by breaking down complex problems, aligning on long-term direction, and holding a high bar for code quality, performance, and reliability.
You’ll collaborate closely with engineers across AI Engineering to ship features that make GitLab Duo feel fast, intuitive, and deeply integrated. Your work will span the GitLab Duo CLI, the GitLab Language Server, and shared Vue-based components that provide consistent, intelligent behavior across platforms. This role combines senior-level fullstack engineering with AI-powered developer tooling at GitLab.
Some examples of our projects:
The Senior Fullstack Engineer role is part of GitLab’s AI Engineering group on the Editor Extensions – Multi-Platform team, focused on building editor experiences that bring GitLab Duo into developers’ daily workflows. The team designs and delivers multi-platform integrations across JetBrains IDEs, the terminal (GitLab Duo CLI), and shared components such as the GitLab Language Server and Vue-based UI systems, with an emphasis on consistent behavior, performance, and reliability. We’re fully remote and collaborate asynchronously, partnering closely with product, design, and other engineering teams across AI Engineering to align on long-term architecture and ship iterative improvements. The challenges are both technical and product-driven: building responsive, trustworthy AI-assisted tooling, maintaining high-quality integrations across multiple platforms, and evolving shared foundations that keep pace with developer expectations and a fast-moving ecosystem.
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Please note that we welcome interest from candidates with varying levels of experience; many successful candidates do not meet every single requirement. Additionally, studies have shown that people from underrepresented groups are less likely to apply to a job unless they meet every single qualification. If you’re excited about this role, please apply and allow our recruiters to assess your application.
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