Web development refers to the creating, building, and maintaining of websites. It includes aspects such as web design, web publishing, web programming, and database management.
A WordPress developer is a professional who specializes in creating and customizing websites using the WordPress platform.
Search engine optimization (SEO) is the process of improving the quality and quantity of website traffic to a website or a web page from search engines.
Digital marketing, also called online marketing, is the promotion of brands to connect with potential customers using the internet and other forms of digital communication.