About the authors

Rhuan Rocha is from Brazil and has experience with development using the Java language and Java EE. Currently, he works as senior Middleware consultant in a partnership between Red Hat and FábricaDS, and he applies Red Hat solutions using Red Hat Middlewares. Furthermore, he has 8 years, experience with Java development and Java EE development, developing enterprise applications and government applications.

Jo?o Purifica??o is an electronic engineer from Brazil with a master's in systems engineering. He started working with software development as a C and C ++ programmer. He has worked on the analysis, development, and architecture of Java-based enterprise applications. As a Java/JavaEE consultant, he has participated in the development and architecture of applications for private and government companies. He currently works as a senior architect at Resource IT, a company based in S?o Paulo.