MERN Stack

Kasun Weerasinghe
2 min readMar 28, 2023

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what is Mearn Stack?

Building full-stack online apps often uses the MERN stack, a prominent JavaScript-based technological stack. MongoDB, Express, React, and Node.js are referred to together as MERN. Building scalable and effective web apps requires a strong understanding of each MERN stack component.

A NoSQL database called MongoDB employs an adaptable JSON-like data schema. It is a well-liked option for online applications that need dynamic data since it is excellent for storing unstructured data. Running on top of Node.js is the quick and compact web framework known as Express.js. Offering a variety of practical features, like middleware, routing, and templating, makes the process of developing online applications easier.

User interfaces may be created using the potent front-end library React.js. It has a component-based design that makes it simple to develop reusable UI components. The efficiency and speed of React.js are well-known, making it a great option for developing online apps that run well.

A server-side JavaScript runtime called Node.js enables programmers to create web apps that are effective and scalable. Building real-time applications that need quick data transmission is made possible by its non-blocking I/O mechanism.

Developers may rapidly and simply create web apps utilizing the MERN stack. Whether you’re creating a basic or sophisticated web application, the MERN stack has all of the tools you need.

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Kasun Weerasinghe
Kasun Weerasinghe

Written by Kasun Weerasinghe

Hi there! 👋 I'm Kasun, Front-End Developer. With a deep love for technology and innovation.