Datum is, from its Latin origin, a singular form of data, and may refer to a single item of data. 1 Singular data point.
Front-end developers are responsible for a websiteâs user-facing code and the architecture of its immersive user experiences. In order to execute those objectives, front-end devs must be adept at three main languages: HTML, CSS, and Javascript programming.
There are also several career tracks and disciplines a web developer can pursue based on their strengths and interests, which also can impact salary. 1  Some of the most common tracks are front end development, back end development and full stack development: 1  Front end developer: A front-end web developer focuses on the look and feel of the site and utilizes languages like HTML, CSS and JavaScript.