Zak Ruvalcaba has been researching, designing, and developing for the Web since 1995. His expertise in developing Web applications led him to a position as Manager of Web Development at SkyDesk, Inc., where he developed Web solutions for such companies as Gateway, HP, Toshiba, IBM, Dell, Microsoft, and many more. He now works at Wireless Knowledge as a software engineer, developing custom wireless Web applications. He also teaches and holds design lectures on various topics including tools such as Dreamweaver and Flash for the San Diego Community College District and National University. His skill set includes technologies and languages from HTML, XHTML, XML, ASP, Visual Basic, JavaScript, CSS, and more recently, C#.