What programming languages does Linear use?

Public signals support TypeScript, React, Node.js, GraphQL, and PostgreSQL.

Does Linear use AWS, GCP, or Azure?

Linear’s exact cloud vendor is not fully disclosed in the sources used, so this profile does not assert AWS/GCP/Azure ownership.

How is Linear's tech stack detected?

This stack is directional, based on public engineering posts, developer docs, job descriptions, and vendor documentation. It should be validated in discovery before treating a tool as installed across the company.

Linear

What tech stack does Linear use?

Linear’s stack is detected from official API docs, developer materials, and careers pages. Public signals support React, TypeScript, Node, GraphQL, PostgreSQL, webhooks, OAuth, and a strong GitHub/Slack integration surface.

Frontend: React + TypeScript
Backend: Node, GraphQL resolvers
Cloud: Not fully disclosed
Data: PostgreSQL signal from jobs
Developer API: GraphQL API + TypeScript SDK
Critical path: Speed, sync, integrations

Linear's detected tech stack

Official Linear docs and job posts point to React, TypeScript, Node, GraphQL, PostgreSQL, OAuth, webhooks, and developer workflow integrations.

React· Frontend
TypeScript· Frontend / SDK
Node.js· Backend
GraphQL· API
PostgreSQL· Data
OAuth 2.0· Auth
Webhooks· Integration
GitHub integration· Developer workflow
Slack integration· Collaboration

Sources:Linear developers Linear API and webhooks

What does Linear use on the backend and infrastructure?

Linear’s public API is GraphQL, and official developer materials say it is the same API used internally. Careers postings cite database models, GraphQL resolvers, Node, and PostgreSQL, which are strong public signals for backend architecture.

What does Linear use on the frontend, data, or GTM tooling?

Linear’s frontend hiring signals emphasize React and TypeScript. GTM and workflow integrations include GitHub, Slack, customer request channels, API/webhooks, and AI agent workflows.

What Linear's stack means if you sell to them

Linear will be a demanding integration buyer. Vendor pitches should emphasize API quality, latency, security posture, developer experience, and whether the product preserves Linear’s fast workflow rather than adding administrative overhead.

As of June 2026.Sources:Linear developers Linear API and webhooks

Linear — frequently asked questions

Read the full Linear profile