Senior Fullstack Engineer, TypeScript – AI Engineering, Editor Extensions

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About the role

  • Senior Fullstack Engineer designing and building AI-assisted tools for GitLab Duo's multi-platform integration. Collaborating with a remote team to enhance developer workflows across various interfaces.

Responsibilities

  • Lead the design and implementation of multi-platform editor extensions that bring GitLab Duo into developers' daily workflows, from discovery through rollout and iteration.
  • Design, build, and operate TypeScript and Node.js services for the GitLab Duo CLI, including rich interactive terminal experiences with strong reliability, observability, and performance.
  • Develop and enhance our JetBrains IDE plugin in Kotlin using the IntelliJ Platform SDK, guiding architectural decisions to keep it performant and maintainable.
  • Implement and evolve features in our GitLab Language Server to deliver consistent AI-assisted workflows across editors and platforms.
  • Build modern, accessible UI components using Vue 3, shadcn-style component libraries, and Tailwind-based theming for our editor experiences.
  • Shape our multi-platform architecture, identify and reduce technical debt, and drive improvements to scalability and developer experience.
  • Collaborate with product, design, and engineers across AI Engineering to align technical decisions with our broader multi-platform strategy and deliver iterative improvements.
  • Champion product quality, security, performance, and developer experience through high-quality reviews, mentorship, and shared standards across TypeScript and Kotlin codebases.

Requirements

  • Strong proficiency with TypeScript across frontend and backend, including building and operating production Node.js services.
  • Experience building developer tooling, such as command-line applications and rich interactive terminal experiences.
  • Experience with IDE extension ecosystems (for example, JetBrains IDEs), including plugin architecture, lifecycle, and development workflows.
  • Working knowledge of Kotlin (or modern Java) and interest in contributing to Kotlin-based JetBrains plugins using the IntelliJ Platform SDK.
  • Understanding of the Language Server Protocol (LSP) and practical experience with language servers and editor integrations.
  • A track record of owning large technical problems end to end, making sound architectural trade-offs, and mentoring other engineers through code reviews and guidance.
  • Comfort working in a fully remote, largely asynchronous environment, with clear written and spoken English communication and alignment with GitLab's values and inclusive culture.

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
  • Home office support

Job type

Full Time

Experience level

Senior

Salary

Not specified

Degree requirement

Bachelor's Degree

Tech skills

JavaJavaScriptKotlinNode.jsTypeScriptVue.js

Location requirements

RemoteCanada

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