How to Transfer Files and Data Between Angular Clients and Node.js Backends

Having a shared codebase for both the server-side and browser-side code of an Angular application aids the maintainability of a project. You can do that with Angular Universal and Node.js using the server-side rendering (SSR) concept. You can even use SSR to securely pass data, including files, between the application server (Node.js) and the Angular application running on it.