Alex is a Principal at Pivotal Labs, where he is a leader of the Ruby on Rails practice. A long-established expert in Java and Agile methodologies, Alex was a co-creator of both Gamelan ( http://www.gamelan.com), the official directory for the Java community, and JGuru (http://www.jguru.com), a popular Java developer resource site. Since 2000, Alex has been deeply involved in Agile Development and Extreme Programming (XP). He now spends most of his time coaching and coding with XP teams at companies large and small, including some of Silicon Valley's leading e-commerce and Internet companies.

• Session: The Challenge of Agile Development: Avoiding Half-Baked Design

See all sessions presented by Alex Chaffee.