When it comes to web development, the backend plays a key role in making the magic happen behind the scenes. It is responsible for data processing, processing requests, and ensuring the smooth functioning of websites and their web applications. The backend framework simplifies the development process by providing a set of tools, libraries, and configurations that facilitate the creation of robust and scalable applications. In this article, I will introduce her 7 most popular backend web development frameworks.    Backend Framework A backend framework is a collection of tools and technologies developers use to create the server side of web applications. It provides a framework for organizing code, processing requests, managing databases, and other tasks. Choosing the correct backend framework is critical to a project's success since it influences performance,…