System Design Concepts: A Beginner's Guide Have you ever thought how websites like Facebook handle millions of users at once, or how Netflix streams videos without constant buffering? The secret lies in solid system design. System design is the art and science of building software that can grow, adapt, and survive in the real world. It's about making smart choices when deciding how different parts of a system should work together. Whether you are creating a simple app or the next big social platform, good system design makes the difference between success and failure. I remember when I first tackled system design. It seemed like an overwhelming mix of technical jargon and abstract concepts. But breaking it down into fundamental principles makes it