Jonas Jacobi is a J2EE technology evangelist at Oracle. A native of Sweden, he has worked in the software industry for more than fifteen years. Prior to joining Oracle, Jonas worked at several major Swedish software companies in management, consulting, development, and project management roles. For the past three years, he has been responsible for the product management of JavaServer Faces, Oracle ADF Faces, and Oracle ADF Faces Rich Client in the Oracle JDeveloper team.

Jonas writes frequently for magazines such as JavaDeveloper's Journal and JavaPro. Jonas is co-author of the book Pro JSF and Ajax: Building Rich Internet Components, Apress.