Backend Development – APIs, Authentication & Scalable Servers

Step behind the scenes of modern web applications and learn how the backend powers everything. This book walks you through the essentials of building secure, scalable, and professional-grade server systems using Node.js, Express, and more.

You’ll discover how to design APIs, protect routes with authentication, connect to databases, and optimize your apps for real users. This isn’t just theory — you’ll code along with mini-projects that prepare you for real-world jobs and freelance opportunities.

What you’ll learn:

• Node.js & Express fundamentals
• REST APIs vs GraphQL explained
• Authentication & authorization (JWT, OAuth)
• Middleware & route protection
• Database connections & CRUD APIs
• Security practices (bcrypt, Helmet, rate limiting)
• Backend architecture (MVC, services, controllers)
• Scaling with caching & deployment
• Mini projects (Blog API, Auth system, CRUD APIs)
• Price: $29

By the end, you’ll know how to design and deploy production-ready backend systems that can scale with millions of users.