Web development, which may include web design, web content development, client liaison, writing client-side/server-side, web server configuration and network security, and development of electornic commerce, is a general term for the work involved in developing a website on the Internet or an intranet. When it comes to web professionals, the web development refers to the main design aspects rather than web site creation: writing markup and coding.
For different sizes of organizations, the requirements are also different. Developmnet teams of large organizations and companies can consist of web services hundreds of people. Then for smaller organizations, they may only require a single permanent of contract assignment webmaster, or secondary jobs related to graphic design and / or technical information systems.