Designing, building and maintaining web sites, using authoring and scripting languages,
Performing and directing web site updates,
Backing up files from web sites to local directories for instant recovery in case of problems,
Developing databases that support web applications and web sites,
Evaluating code to ensure that it is valid, is properly structured, meets industry standards and is compatible with browsers, devices, or operating systems,
Creating web models or prototypes that include physical, interface, logical, or data models.