# Kotlin Development Guidelines

> Objective: Define standards for idiomatic, safe, and maintainable Kotlin code across Android, backend (Spring, Ktor), and Kotlin Multiplatform projects.

::: tip Source File
View the full rule: [`.agent/rules/kotlin.md`](https://github.com/snowdreamtech/template/blob/main/.agent/rules/kotlin.md)
:::

## Sections

- 1. Idiomatic Kotlin
- 1. Null Safety
- 1. Coroutines & Asynchrony
- 1. Collections & Functional Style
- 1. Testing & Tooling
