Hands-On Introduction to Backend Development with NestJS

Ready to dive into backend development? This hands-on introduction to NestJS is perfect for beginners and experienced developers alike! Learn to build robust and scalable applications using Node.js and the powerful NestJS framework.

I'm Lucas, a tech lead, and I've created this course to provide a practical, no-fluff learning experience focused on clean, hands-on coding. Forget lengthy slides – we'll build a real RESTful API from scratch!

Here's what you'll learn:

• NestJS Project Setup: Get your development environment ready and understand the fundamentals of a new NestJS project.
• Modules, Controllers & Services: Master the core building blocks of a NestJS application. We'll walk through creating these essential components step-by-step.
• CRUD API Development: Build a fully functional CRUD API (Create, Read, Update, Delete) using in-memory data. You'll gain practical experience with data manipulation.
• Parameter & Query String Handling: Learn how to effectively handle parameters and query strings in your API endpoints.
• Data Validation with DTOs: Implement robust data validation using Data Transfer Objects (DTOs) to ensure data integrity.
• Global Validation Pipes: Apply validation rules consistently across your application with global validation pipes.
• Custom Middleware: Create custom middleware to implement request logging and other cross-cutting concerns.
• Route Protection with Guards: Secure your API routes using guards, including a basic API key authentication example.
• .env File Configuration: Manage your application's configuration securely using .env files.
• NestJS Logger: Utilize the built-in NestJS logger for comprehensive application monitoring.
• Automated Testing: Leverage the built-in testing tools and automatically generated tests for reliable code.

Whether you're transitioning from Express.js or starting your backend development journey, this course will equip you with the skills and confidence to succeed with NestJS. Start building powerful APIs today!