Web development is the work involved in developing a website for the Internet or Intranet i.e it can be for world wide web or for private network. Web development can involve developing a single page to a complex web application site, or social networking site. A programmer who is involved in the development of a web application is called a web developer. A web developer should have a knowledege of HTML , CSS and JavaScript. Web developer is more specified to the the functionality of the website, Creates the inner working of the website.
Chart created by GitHub user Kamranahmedse
Web design is focused on the look and feel of the website. The designer is the one who maintains the balance between the entire layout of the website. A person involved in web design is called a web designer. It also looks for which part of the website should be emphasized more then rest others. Web designer use design programs such as Adobe Photoshop to create the layout of the website.