Front end
Asynchronous Programming with JavaScript
A Back End dev uses a set of Back End developer languages to bring the Front End language of a developer to life. While a Front End dev creates the user experience within a browser, the Back End dev is creating the logic that makes those requests a reality. In some ways, a Back End dev is creating the brains and logic of the website. Front end web designing Back end, front end, and full stack web development are three separate career paths that can sometimes feel muddied in the technology space. Put plainly, back end developers are focused on data, modeling, and the back end of a website. Front end developers help build what users interact with and see. A full stack developer does some or all of the above.
Front end in web development
Front-end developers are responsible for implementing designs and concepts on the web, meaning that their primary tools are HTML, CSS, and Javascript. HTML is used for laying out content and the structure of the document, while CSS is used for styling it before JS is applied where anything beyond basic interactivity is required. Oftentimes front-end development is very heavily Javascript-oriented, particularly when working on modern, highly-interactive, web applications. Thank You For Helping Us! There are many ways to learn the skills and code you need for front-end development. Try looking into what languages the companies you want to work for use, and reach out to any Front-End Developers and ask for insights. Then take a web development course to pick up the skills you need.

Web Browsers (most common)
JQuery is a feature-rich yet objective JavaScript library. It’s a feasible solution for event handling, HTML traversal, Ajax, document manipulation, and animations, among other things. The API of jQuery is also quite user-friendly, and it works well in a variety of browsers. The flexibility and breadth of capabilities of this front end programming language are well-known. Frontend VS Backend – What's the Difference? For a front-end developer to be efficient, all design elements, including HTML, CSS and JavaScript, must work together to bring the best user experience. As a front-end developer, you will need to be proficient in all three software tools.
Javascript for front end developer
Peer learning in the liberal arts—a community program for retired and semi-retired professionals. Front End Development UI Web Technologies : HTML/HTML5, CSS/CSS3, JavaScript, JQuery, DOM, AJAX, JSON, Angular.js/ Angular 2 / Angular 4, React.js, Bootstrap, LESS, SASS, Websockets, Node.js and Express.js.