Web developers design and build websites. They are typically responsible for the appearance, of the site and technical aspects, such as site speed and how much traffic the site can handle. Web developers may also create site content that requires technical features.
A PHP Developer is responsible for creating and implementing an array of Web-based products using PHP, MySQL, Ajax, and JavaScript. You develop back-end components, connect the application with other web services, and assist front-end developers by ensuring their work integrates with the application.
WordPress developers design and implement websites for companies using the WordPress creation tool. They are responsible for both front-end and back-end development, including the implementation of themes and plugins. Their goal is to create attractive and user-friendly websites according to client specifications.