Korshub

  Introduction to Amazon Style Microservices If you’ve ever wondered how Amazon manages millions of transactions, delivers personalized recommendations, and ensures near-perfect uptime, the answer lies in microservices . Instead of running on a single, massive application, Amazon’s platform relies on thousands of small, independent services working together seamlessly. Microservices are like tiny puzzle pieces. Each piece has its own job, but when combined, they create the bigger picture. Amazon’s approach stands out because of its scale, resilience, and customer-first design . Core Principles of Amazon Style Microservices Loose Coupling: Services are independent, so if one fails, it doesn’t break the entire system. Independent Scalability: Each service can be scaled separately based on demand. API-First Design: Communication happens through APIs, making integrations smoother. Decentralized Data Management: Each service owns its data, avoiding bottlenecks. Th...

 Creating a full-stack e-commerce application is one of the best ways to master modern software development. Whether you’re aiming to become a full-stack Java developer or want to build your startup MVP, Spring Boot offers the perfect backend framework to handle robust, scalable business logic. In this comprehensive guide, we’ll walk you through building a full-stack e-commerce web app using Spring Boot (backend) and a front-end framework (React, Angular, or Vue). 🧱 What You’ll Build By the end of this tutorial, you'll have a fully functional e-commerce application with: ✅ Product listing and filtering ✅ User registration and login (with JWT) ✅ Shopping cart ✅ Checkout and payment integration ✅ Admin dashboard to manage inventory ⚙️ Technology Stack Backend (Java) Spring Boot 3.x Spring Data JPA Spring Security + JWT Hibernate MySQL/PostgreSQL Maven/Gradle Frontend React.js (or Angular/Vue) Axios for HTTP calls TailwindCSS / Bootstrap ...