The following are the essential skills and knowledge required for web development:
HTML: This is the markup language that is used to create the structure of a website.
CSS: This is the style sheet language that is used to control the look and feel of a website.
JavaScript: This is the programming language that is used to add interactivity to a website.
A server-side language: This is the language that is used to create the logic that powers a website.
Databases: This is where the data for a website is stored.
Development tools: This includes text editors, Integrated Development Environments (IDEs), and debugging tools.
SEO: This is the process of optimizing a website for search engines.