Build better NestJS apps with expert best practices. This guide covers architecture, security, and performance. Use it when writing or reviewing NestJS code. It helps developers create production-ready applications.
The rules are organized by priority from critical to lower impact. You get clear guidance on dependency injection, error handling, and testing. Follow these patterns to avoid common mistakes and keep your code clean.
Whether you are building a new module or refactoring old code, these best practices save time and reduce bugs. They work for microservices, APIs, and database layers. Any developer working with NestJS will benefit from this skill.
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