Convex

More About Convex

Convex is a managed backend platform (application backend platform) designed to handle data storage, server-side computation, and real-time synchronization for client applications without requiring teams to manage infrastructure components such as databases, Application Programming Interface (API) servers, or data sync layers.

The core data layer in Convex is a managed document database (database platform) that stores JSON-like records and exposes strongly consistent queries and mutations. Developers define queries and mutations as functions that run on the Convex infrastructure, which removes the need to provision and administer separate database clusters, connection pools, or Object–Relational Mapping (ORM) layers.

Convex provides server-side functions (application runtime) written in TypeScript or JavaScript that execute close to the data. These functions encapsulate business logic, transactional operations, and access rules, and can be invoked directly from client code via Convex client libraries. This model reduces the need for custom Representational State Transfer (REST) or GraphQL API layers and centralizes backend logic within the Convex project.

A central capability is real-time synchronization (real-time data platform). Convex queries are reactive: when underlying data changes on the backend, subscribed clients receive updates automatically. This enables collaborative interfaces, dashboards, and other interactive applications where UI state must track backend data without manual polling or custom WebSocket infrastructure.

Convex integrates with frontend and Node.js environments through SDKs (developer tools), primarily targeting JavaScript and TypeScript ecosystems. Client libraries handle authentication integration, function calls, and subscription management, so application code interacts with Convex as a logical backend rather than as a set of discrete network endpoints.

For identity and access control (identity and access), Convex provides hooks to connect to authentication providers and to apply authorization logic within server-side functions. This allows enterprises to model per-user or per-tenant access rules close to the data operations, without building separate policy enforcement layers.

In enterprise and product development contexts, Convex serves as an integrated alternative to assembling separate components for database, serverless compute, real-time messaging, and API orchestration. It fits within categories such as BaaS, real-time data platforms, and serverless application runtimes. Teams adopt Convex to reduce operational management of backend infrastructure while retaining programmatic control over data models and business logic.