System Design Foundations for Developers | APIs, Databases, Caching & Scaling Basics

In this session, we covered the foundation concepts every developer should understand before designing real software systems. Topics covered: What is system design? Client-server architecture APIs and API communication REST API, GraphQL, WebSocket, Polling, and SSE API security basics Authentication and authorization Request validation and rate limiting Databases and how to choose the right one SQL vs NoSQL ACID, indexing, backup, and database security Caching with CDN and Redis Load balancer basics Scaling fundamentals Stateless vs stateful systems This session is beginner-friendly and designed to help developers understand how real systems work behind the scenes. #SystemDesign #BackendDevelopment #SoftwareEngineering #APIs #Databases #ArdaykaabAcademy