Senior Fullstack Engineer (TypeScript), AI Engineering: Editor Extensions

Role overview

Senior Fullstack Engineer for AI Engineering: Editor Extensions (Multi-Platform) at GitLab. You will design and build tools that bring GitLab Duo into developers’ daily workflows across Duo CLI, JetBrains IDEs, the terminal, and other editor interfaces.

Responsibilities

• Lead design and implementation of multi-platform editor extensions from discovery through rollout and iteration.
• Build and operate TypeScript/Node.js services for the GitLab Duo CLI, including interactive terminal experiences with strong reliability, observability, and performance.
• Develop and evolve the JetBrains IDE plugin in Kotlin using the IntelliJ Platform SDK, making architectural decisions for maintainability and performance.
• Implement and improve features in the GitLab Language Server to deliver consistent AI-assisted workflows across editors/platforms.
• Build modern, accessible UI components using Vue 3, shadcn-style component patterns/libraries, and Tailwind-based theming.
• Shape multi-platform architecture, reduce technical debt, and improve scalability and developer experience.
• Partner with product/design/engineering to align technical decisions with the broader multi-platform strategy.
• Ensure high standards for quality, security, performance, and developer experience via reviews, mentorship, and shared standards across TypeScript and Kotlin.

Required / what you’ll bring (inferred from the excerpt)

• Strong TypeScript proficiency.

Nice to have / additional skills (not fully visible in provided text)

• Experience with multi-platform editor extensions, IDE plugins, language servers, and UI component systems (implied by responsibilities).