How to Become a backend Developer | by Seth Amankwah | Backend Developers Hussein Nasser – Medium List: 後端工程師的第一堂課 | Curated by Johnliutw | Medium What is Backend Development? Backend development is under the software or web development umbrella and it is the development activities that are done at the back end of programs such as storing and analyzing data, as well as ensuring smooth application performance. Back-end development covers server-side web application logic and integration and activities, like writing APIs, creating libraries, and working with system components instead of frontend development, which focuses on customer-facing services and programs. The backend is normally termed server-side whereas the front-end. Is referred to as client-side. Q&A: web api is provided by backend engineer? Yes, Web APIs (Application Programming Interfaces) are typically provided by backend engineers or developers.