Sebastian Daschner is a freelancer working as an IT Consultant and is enthusiastic about programming and Java (EE). He is participating in the JCP, serving in the JSR 370 Expert Group and hacking on various open source projects. He is a Java Champion and has been working with Java for more than 7 years.
What's more, Sebastian is also using Linux and container technologies like Docker, evangelizing computer science practices on his blog and traveling the world -- either by plane or by motorbike.
English session - Intermediate
A long time ago J2EE and especially application servers were considered to be too bloated and "heavyweight". It could be quite tedious and discouraging for developers to use that technology for developing applications. But since the name change to Java EE that assumption is not true anymore.
This session shows the benefits of developing against a well-established standard and why Java EE is one of the most lightweight and productive solutions.
English session - Beginner
Everybody is doing REST -- at least everybody claims they are. But mostly web APIs are built without Hypermedia, what would allow the client to follow related resources and autonomously navigate through the API without prior implicit logic of the application.
This sessions shows the concept and benefits of a Hypermedia driven REST API and how to implement this using JavaEE 7 with JAX-RS.