The JGym.IO Diamond Membership is the ultimate package.


Full access to all our Live classes, plus all our self-study classes. And monthly one-on-one coaching with Dr Heinz M. Kabutz.

Places are limited.

Limited availability (0/20)

Price excludes EU VAT.

This is our recommended path through the bundle:

Main Section:

  • Build Your Own CircularArrayList In Under 34 Minutes
  • Data Structures in Java
  • Data Structures in Java Quiz Walkthrough
  • Java Design Patterns Course
  • Bits and Bytes
  • Dynamic Proxies in Java
  • Transmogrifier: Java NIO and Non-Blocking IO
  • IntelliJ Wizardry with Heinz Kabutz
  • Refactoring to Java 8 Streams and Lambdas Online Self- Study Workshop
  • Mastering Threads
  • Thread Safety with Phaser
  • Extreme Java – Advanced Topics
  • Extreme Java – Concurrency Performance

Bonus Material:

  • Concurrency Specialist Course (includes live Q&A)
  • Juppies
  • Heinz’s Happy Hour Webinar Season 01
  • Heinz’s Happy Hour Webinar Season 02
  • Heinz’s Happy Hour Webinar Season 03
  • JavaSpecialists Tips and Tricks 2010-2017


  • Entrepreneurially
  • Helping “George” Get That Java Job
  • Helping “Alex” Get That PhD

Total: 186 hours and 18 minutes.

Price excludes EU VAT.