Backend development, also known as server-side development, is the process of creating the underlying logic and functionality of a web application. Backend developers are responsible for implementing the business logic and data access layer of a web application, which provides the application with access to data sources, such as databases and APIs, and enables it to perform its intended functions.
One of the key tools used by backend developers is a programming language, such as Python, Java, or Ruby. Backend developers use these languages to write the code that defines the business logic and data access layer of the web application. This code is typically executed on a web server, and is responsible for handling requests from the frontend of the application, processing the data, and returning a response to the frontend.
Another key tool used by backend developers is a web framework, such as Django, Spring, or Rails. A web framework is a collection of libraries and tools that provide backend developers with a set of pre-built components and features that they can use to build web applications more quickly and easily. Web frameworks typically provide features such as routing, request handling, data access, and security, which are commonly needed by web applications, and can save backend developers from having to write this functionality from scratch.
Overall, Backend Development is the process of creating the underlying logic and functionality of a web application. Backend developers use programming languages and web frameworks to implement the business logic and data access layer of the web application, providing it with the capabilities it needs to perform its intended functions.