What web developer should know?

• HTML, CSS, and JavaScript knowledge are prerequisites for working as a web developer. Learning about CSS and CSS frameworks is also advised. Your ability to communicate with programming languages will be based on your ability to build these core web development skills.

You need to be familiar with HTML, CSS, and JavaScript to work as a web developer. It's also advised to become familiar with CSS and CSS frameworks. You can communicate with computer languages by developing these core web development abilities, which will provide the framework and reasoning for doing so.