Home of The JavaSpecialists' Newsletter

Helping Make Better Java and Making Java Better...

From expert level specialists articles, to inhouse concurrency courses to emergency consulting - if it's at the bleeding edge of Java - you're in the right place.

demo

Java Champion, author of the Java Specialists Newsletter, conference speaking regular... About Heinz

badge

The JavaSpecialist Newsletter: Celebrating 18 years of publication, enjoyed in over 145 countries by 70,000 of the world's top Java programmers and spanning over 250 specialist Java articles.

Subscribers...

  • "Amazing technical knowledge and a deep care about people. When you read each post, you know you are getting the best information, that really help you in your project and your career." Bruno Souza

  • "Insane! I got mentioned in Dr. @heinzkabutz 's JSN! I've been reading it for 10yrs at least ! (HT @BruceEckel)" Josh Long (@starbuxman)

  • "JavaSpecialists newsletter uncovers the deepest darkest corners of JDK. There’s something to learn in every article." Anton Arhipov

  • "Heinz's newsletter is the Java version of the classic Sunday Times crossword puzzle that demands attention and time, because no matter your level, you will always get something from it." Alan Williamson

Java Training

We deliver relevant courses, by top Java developers to produce more resourceful and efficient programmers within their organisations.

Java Consulting

We can help make your Java application run faster and trouble-shoot concurrency and performance bugs...

Java Emergency?

If your system is down, we will review it for 15 minutes and give you our findings for just 1 € without any obligation.