Today the Java EE is a de-facto standard architecture for any kind of enterprise systems in the world, and realized as ease of development on its specification. But especially for the huge enterprise systems, not small or mediocre, there are still many issue for designing, developing, and operating. You can learn the overview and some details of the huge enterprise system design, with referring latest Java EE specifications on this session.
Slide Deck
https://www.slideshare.net/secret/5nSwXtIpbxnrr0