According to the Bureau of Labor Statistics, job opportunities for web developers are expected to grow 13% from 2020 to 2030–much faster than average. Many frontend developers will also collaborate with a team of designers and other developers. Unit testing is the process of testing individual blocks of source code , and unit testing frameworks provide a specific how to become a front end developer method and structure for doing so . We use different gadgets like computers, phones, and tablets to look at web pages. The web pages adjust themselves to the device you’re using without any extra effort from your end. One major role of a front end developer is to understand the responsive design principles and how to implement them on the coding side.

• JavaScript is a programming language that allows you to make your web pages more interactive.
• If you’re angling for a developer job, getting up to speed with front-end development skills is a great place to start your journey.
• To interact with APIs in JavaScript, you’ll mostly use the browser’s Fetch API or the Axios library.
• When you start typing a search query into Google, the search engine will offer you auto-complete options.

Some of the highest-paid professionals in the world are front-end developers. They use their knowledge and talents to design appealing and user-friendly websites. Testing and Debugging are extremely important for delivering a positive user experience. You’ll need to know how to check for JavaScript errors and debug code. You should learn how to perform effective cross-browser compatibility testing.

Frontend development roadmap

If you’re considering becoming a freelance developer, you’re going to need this list of the… The HyperText Markup Language sets the framework of your product. Although launched almost 30 years ago, HTML is still the go-to web technology for front-end developers. Roadmap.sh, you can find roadmaps to many development careers where they sum up the most important technologies of any given field.

They need enough knowledge in accessibility and web standards to ensure your site works well on all devices and browsers. They should be able to suggest improvements without breaking anything. C++ is a popular programming language for competitive programming nowadays.

Ready to kick-start your career?

You can check out freeCodeCamp’s frontend libraries development certification course to learn more. As a professional frontend developer, you should be familiar with APIs and how to consume and manipulate them. This is critical for communicating with backend logics and databases. Then they’ll passes their design on to the front-end and back-end developers, who now work on the implementation so the app they’ve designed works on the web. The front-end developer will recreate the design by writing the program in HTML, CSS, and JavaScript. CSS and JavaScript frameworks are sets of files that take care of a lot of the heavy lifting for you by offering standard features. Instead of starting with a blank text page, you may start with a code file that already has a lot of JavaScript in it.