Web development is divided into two categories: front-end and back-end. Front-end developers possess different skills than back-end developers. Are you interested in front-end website programming but don’t know where to start, what skills are needed? Read the article on the necessary skills to become a front-end developer below!

What is front end website programming

?So what does front-end mean? If translated into English, it can be called “front”. When accessing a website, you will see the website interface, website content, buttons, banners, graphics, etc. Simply put, front-end means everything that you – the website visitor – see on a website. That’s called the front-end.

Watching: What is the front end

When we talk about programmers, we often think of people who sit all day at a computer typing code. But CEO Khanh Hung at website programming company Mona Media shared the fact that the phrase “front-end programmer” actually covers many different specific fields. Every website programming business has front-end programmers who perform different areas for a website. Here are some areas of front-end programming:

Website Designer

The duties of a web designer are quite broad. Maybe they just need to know graphic design tools like Photoshop or Sketch without touching any lines of code. Elsewhere, a web designer might do all the design comps in Photoshop, then be responsible for generating all the HTML and CSS (sometimes JavaScript) to design the interface. website interface.

UI Designer / User Interface Designer

A user interface (UI) designer is basically a visual designer and usually focuses on design. They are not usually involved in website programming, but they may know about HTML and CSS so that they can communicate their ideas more effectively to front-end developers.

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A user interface (UI) designer is basically a visual interface designer for a website. They simply draw the designs, they are not involved in the creation of the website. But they might know a little bit of HTML and CSS so they can communicate their ideas more effectively to front-end developers. User Experience (UX) designers work on the front-end, researching research and study how people use websites. Then they make the change through a lot of testing.

UX Designer / User Experience Designer

User Experience (UX) designers work on the front end of websites, studying how people use websites. Then they make the change through a lot of testing.

Front-End Developer or Designer can create a website without any back-end development. The website they create doesn’t need to be a static back-end. A static website is something like a website for a restaurant or hair salon. It does not require any information to be stored in the database. Pages will almost always stay the same, unless redesigned. A front-end developer may be required to know how to test websites, as well as be proficient in HTML, CSS, and JavaScript. People who work with specific front-end languages ​​like JavaScript Developers are also considered front-end developers.

Read more about UI/UX design here

Necessary skills of a front end developer

As mentioned above, depending on which front-end direction is right for you, you will need similar skills.

HTML/CSS Front End Programming

HyperText Markup Language (HTML) is the standard markup language used to create web pages. This is the most important component of a website interface. CSS (Cascading Style Sheets) is the language used to present documents you create in HTML.

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HTML is used to create the foundation of your page. Meanwhile, CSS is used to create the layout of the page, colors, fonts, and themes. These are the 2 basic languages ​​to become a front-end developer.

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Another important tool for front end developers is JavaScript (JS). If you are trying to implement interactive features in your website like audio and video, games, scrolling, page animations, then JS is the tool you need.

JavaScript includes libraries like jQuery. It is a set of plugins and extensions that make it faster and easier to use JS on your website. jQuery takes common tasks that require multiple lines of JS code and compresses them into a format that can be executed with a single line.


Testing is an important part of any project to keep your website error-free for users. Therefore, a user interface developer must be skilled and ability to test and debug code. There are different testing methods for web development. Functional testing looks at a particular piece of functionality on your site and makes sure it does everything in code.

Unit testing is another method to test the smallest bit of code and test it individually for correct operation. Testing is a big part of the user interface development process. Programs like Mocha and Jasmine are designed to speed up and simplify your testing process.

Frameworks CSS/JavaScript

CSS and Javascript frameworks are collections of CSS or JS files that perform different tasks by providing common functionality. Instead of starting with a blank text document, you start with a code file that has a lot of existing JavaScript in it.

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Each framework has their own strengths and weaknesses, so it’s important to choose the best framework for each type of website you build. For example, some JS frameworks are great for building complex user interfaces, while others excel at rendering all the content on your website.

Responsive Design

We users will use a lot of different electronic devices such as computers, phones and tablets to view web pages. A responsive website can adapt itself to the user’s device. A key role of a front end developer is to understand responsive design principles and how to implement them on the coding side.

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It is an intrinsic part of CSS frameworks like Bootstrap. These skills are all interconnected and so when you learn one skill, you will often make progress in the other skills at the same time.

Through this article, perhaps you have also briefly grasped some front-end concepts, front-end-related professions as well as some necessary skills of front-end programmers.