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7 Programming Languages a web developer must know in 2021

The field of web development has developed rapidly in recent years. Nowadays websites are not only built with HTML/CSS, but also with advanced JavaScript
. And while most web developers rely on the basic framework of
HTML/CSS, many are switching to languages like
ReactJS to build new websites because they offer new features. In this article
, I share with you the top 7 programming languages that you need to know as a web developer in 2021
to stay at the forefront of your field.

Keep up to date with …..

Web Development Zone in 2021 :

In today’s world, most customers begin their
journey by searching online for products or services. And that’s why a digital presence is absolutely essential if you want to run a successful business today. And your potential customers will judge you or your
service by the appearance of your brand website. To make a good impression, you
need a good website, and you need the best web developer to create it.

Therefore, the development of the web offers enormous opportunities. To participate in
– web development, you need to be aware of the latest trends. For example
, no one needs a static, non-interactive site today. Everyone wants
users to interact with the site using the latest technologies such as
chatbots, inventory panels, etc. And if you see yourself as a
web developer, learning only HTML and CSS, you’ll find it hard to stick with
for long.

Most web development programs offered by institutions have different programming languages. These
programs are often referred to as full web development programs.
And if you want to become a web developer, you can talk to them. There are a number of
institutions that offer programs such as SOAL.

Here are 7
programming languages you should know by 2021:


Javascript is one of the most popular programming languages for the final development of the
website. The reason it is so famous is its ability to create dynamic and responsive
websites that add great value to your

For example, a chatbot is more than necessary to help your
users make decisions about your product. It also solves basic questions for
users. Javascript makes it possible to develop tools that can respond to user input according to

So if you are or want to become a web developer, javascript should be at the top of your list to learn.

Known websites that use Javascript :


CSS stands for Cascading Style Sheets. CSS essentially describes how
your HTML elements should appear on a web page.

CSS is important, because without it, your HTML page will look like a piece of
text with no design. And sites like this may have worked in the 1990s
but not anymore. For this reason, CSS is a must for you to become a
web developer.

CSS helps web developers in many ways: First, it’s super
, easy to code and understand. With
-CSS you can customize all aspects of your
website, such as colors, background, images, headings, etc.

Famous websites that use CSS :

  • Angry Bird Room
  • Publicis90


NodeJS is primarily an internal programming language.

Node.js is an open source JavaScript runtime environment on Chrome V8,
that allows you to effortlessly develop fast and scalable web applications. It uses a non-blocking, event-driven I/O model, making it lightweight, efficient and perfect for resource-intensive real-time applications running on today’s devices.

Just like Javascript, it allows you to create various
dynamic elements, such as chatbots.  But the execution speed of
is much faster than that of javascript, making it more efficient.

Due to the huge competition, page speed has become a very important factor
when it comes to conversions. And therefore, a
programming language like NodeJS will be very useful for you as a web developer to make your
site more efficient.

Famous websites using NodeJS :

4. Reply to SJ

React JS is used for web development.

Although this language seems relatively new, it was published by Facebook in 2013 and is still evolving.

ReactJS uses a different method for rendering pages, making your
website extremely fast and responsive.
That is why this language is becoming more and more popular nowadays
. Moreover, unlike languages like HTML/CSS, you can create a fully functional and aesthetic
website using only React, which is also a big advantage of using

Popular websites using ReactJS :

5. mongoDB

MongoDB is a database management system that is slightly different from SQL
. SQL stores the data in tables, while Mongo DB uses a structure like the
document to store the data.

This small change allows MongoDB to run much faster than SQL databases, which explains its growing popularity.

Popular websites using MongoDB :


Express.js, or simply Express, is a web
framework application for Node.js, published as free and open source software under the MIT
license. It is designed for creating web applications and APIs. It’s called
, the de facto standard server framework for Node.js.

Popular websites using ExpressJS :


Python is one of the simplest
programming languages. Web development uses Python
to build server-side web applications.

Although we use Python for web development, it does not work in
browsers. But programs like pyjs
can compile from Python to JavaScript.

It is known among web developers for its simplicity and flexibility.

Popular websites using Python :

Among the available web development languages, it is the top 7
, which we believe will have the greatest reach in 2021 because it offers

Department of BONUSA :

Once you start coding, a tool called GitHub
helps you, as a web developer, quickly track your progress.

With this tool you can host websites completely free of charge. This way, once you start working in
, you can show your work in your Github account and share
with others. You can also collaborate with one person so that several
people can work on a project at the same time.

Consult the tool here.

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