This document summarizes careers in JavaScript and Ajax programming. It discusses how JavaScript powers dynamic web page behaviors through Ajax, which allows asynchronous data retrieval to make pages more interactive. Today, JavaScript is essential for web developers and has made web apps resemble desktop apps. The document then provides examples of how Ajax is used and what can be learned in JavaScript and Ajax programming courses, including basic and advanced concepts. It promotes a learning program from Learning Catalyst for those interested in web marketing and technology.