# Source: https://juno.build/docs/reference/functions.md

# Source: https://juno.build/docs/examples/functions.md

# Functions

Write serverless backend logic for your app using TypeScript or Rust. These examples show how to use hooks, assertions, and common function patterns on Juno.

[## ðï¸ Rust

4 items](/docs/examples/functions/rust.md)

[## ðï¸ TypeScript

3 items](/docs/examples/functions/typescript.md)