backend

A comprehensive 6-week roadmap to master C# fundamentals, object-oriented programming, and core .NET APIs. Perfect for developers preparing for ASP.NET Core development.

Learn to build your first REST API with ASP.NET Core. Covers .NET SDK installation, project structure, controllers, routing, model binding, validation, Swagger/OpenAPI, and configuration management.

A comprehensive roadmap to master ASP.NET Core and build production-ready Web APIs with C#. Covers REST APIs, Entity Framework Core, authentication, testing, and deployment.

Learn how the BFF (Backend for Frontend) pattern eliminates token theft risk by keeping JWT refresh tokens out of the browser entirely — stored in HttpOnly cookies managed by the server, never accessible to JavaScript.

Learn the Backend for Frontend (BFF) pattern — what it is, why it exists, how it solves over-fetching and coupling between APIs and UIs, and how Next.js naturally implements BFF with Server Components and Route Handlers.

A comprehensive guide to layered (N-tier) architecture: presentation, business logic, and data access layers, strict vs relaxed layering, dependency direction, common mistakes, and when layered architecture breaks down.

Understand the core differences between processes and threads, how they use memory, communicate, and when to use each. Includes real examples in Python, Go, and Java with diagrams.

A deep dive into monolithic architecture: what it is, when it's the right choice, how to structure a well-organized monolith, scaling strategies, common anti-patterns, and when to consider breaking it apart.

A deep dive into Redis source code to understand how RDB snapshots and AOF logging keep your data safe. Learn about fork(), copy-on-write, fsync strategies, and the AOF rewrite dual-buffer trick.

Master Express.js middleware patterns. Learn to create custom middleware, use popular third-party middleware like morgan, cors, and helmet, and implement robust error handling with complete code examples.