Convex is a reactive backend platform that is open-source and allows developers to create full-stack applications solely using TypeScript. This platform features a document-relational database that employs TypeScript for writing queries and mutations, thereby promoting type safety and fostering smooth integration with frontend components. With Convex, real-time synchronization is automatically managed between the frontend, backend, and database states, removing the need for developers to handle state management, cache invalidation, or WebSockets manually. Additionally, it provides in-built functionalities such as cloud functions, scheduling, authentication, file storage, and an array of components that can be easily integrated using a simple npm install command. Developers have the capability to define their entire backend through code, encompassing database schemas, queries, and APIs, all of which benefit from type-checking and autocompletion, while AI can assist in generating code with remarkable precision. The architecture of Convex guarantees that all transactions are serializable, ensuring strong consistency and effectively eliminating race conditions. Overall, this platform simplifies backend development while enhancing developer productivity through its comprehensive TypeScript support.