APIs and Middleware: Building Connected Systems
APIs and Middleware: Building Connected Systems APIs are the language that lets apps talk to each other. Middleware acts as the bridge, sitting between clients and services to steer requests, enforce rules, and collect data. When designed well, APIs and middleware reduce coupling between teams and make systems easier to evolve. In practice, middleware handles authentication, routing, data transformation, policy enforcement, and observability. It keeps business logic in services and lets developers add features without rewriting every connection. A solid setup improves reliability, speeds up delivery, and makes changes safer. ...