Full-stack development refers to a client-server architecture model, or, as it's more commonly known, the frontend and backend. These are different in almost every single aspect. Backend development refers to writing code for the server side—handling data, providing APIs, managing security, deployment, and more. Frontend development refers to writing code for the client side—in our case, web clients running in users' browsers, working on the user interface, presentation logic, browser compatibility, performance, responsiveness, and more.
The backend and frontend parts do not usually share code; it might be written in entirely different programming languages, and run on different types of machines and in geographical ...
