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JavaScript is becoming a popular choice for backend application development

JavaScript has several critical advantages and benefits that make it a great choice for backend development:

Familiarity:

JavaScript is the most widely-used programming language in the world, and many developers are already familiar with it, which makes it easy to find developers who can work on backend projects.

Full-Stack Development:

JavaScript can be used for both front-end and backend development, which allows for easy communication and collaboration between the front-end and backend teams.

Flexibility:

JavaScript can be run on both the client and server-side, which allows for the creation of flexible and dynamic web applications that can update and change in real-time.

Node.js: 

Node.js is a JavaScript runtime built on Chrome’s V8 JavaScript engine that allows developers to use JavaScript to build server-side applications. Node.js is very popular in the backend development community and has a large number of useful libraries and frameworks.

Scalability: 

JavaScript is highly scalable and can handle a large number of concurrent connections and users, making it suitable for building large and complex web applications.

Third-Party Modules:

JavaScript has a large and active community that has created a wide variety of libraries and frameworks that can be used to simplify and speed up backend development.

Cross-platform compatibility:

Node.js allows the same code to run on different operating systems, making it easy to run and deploy code on different platforms.

Easy to learn:

JavaScript is a relatively simple language to learn and has a large number of resources available for developers to learn from.

Most popular JavaScript backend development frameworks are:

Node.js

A JavaScript runtime built on Chrome's V8 JavaScript engine for building server-side applications

Express.js

A minimal and flexible Node.js web application framework that provides a wide range of features for web and mobile applications.

Nest.js

A progressive Node.js framework for building efficient and scalable server-side applications.

Koa.js 

A lightweight framework for building web applications and APIs

Meteor.js

A full-stack JavaScript framework for building real-time web and mobile applications

Loopback 

 A highly-extensible, open-source Node.js framework for building APIs and easily connecting to back-end data sources

AdonisJs

A Node.js web framework with a robust set of features for web and mobile applications

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