How to Build Java Applications Today #63

Karsten Silz
2 min readMay 4, 2022


Welcome to my newsletter “How To Build Java Applications Today”! If you like it, then subscribe to it on Substack! Or read it on or Medium. Even better: Share it with people who may be interested.

Next Issue: Wednesday, June 1, 2022

My newsletter is published on the first Wednesday of every month.


My InfoQ article series on native Java started to show, I talked at JAX in Germany and will talk at QCon Plus & Devoxx UK.

Read Stand-Up

Technology Index

Popularity trends: React and React Native surge in job ad mentions while Kotlin lost 22$ of its mentions over the last two months, Flutter lost 15%, and Postgres lost 10%. Also, see my recommendations for a JVM language, a database, a back-end framework, a web framework, and a mobile app framework.

Read the Technology Index

Release Radar

Git, Quarkus, and IntelliJ had major releases in April 2022. OpenJDK 18/17/11/8, Spring Boot, Micronaut, and the Java support in VS Code had minor ones.

Read the Release Radar

New & Noteworthy

Spring Boot’s zero-day exploit gets worse, New Relic’s “State of Java” report, native Java makes Java in the cloud cheaper, and Eclipse IDE moving to web & cloud.

Read New & Noteworthy


Karsten Silz is the author of this newsletter. He is a full-stack web & mobile developer with 23 years of Java experience, author, speaker, and marathon runner. Karsten got a Master’s degree in Computer Science at the Dresden University of Technology (Germany) in 1996.

Karsten has worked in Europe and the US. He co-founded a software start-up in the US in 2004. Karsten led product development for 13 years and left after the company was sold successfully. He co-founded the UK SaaS start-up “ Your Home in Good Hands” as CTO in 2020. Since 2019, Karsten also works as a contractor in the UK.

Karsten has this newsletter, a developer website, and a contractor site. He’s on LinkedIn, Twitter, Xing, and GitHub. Karsten is also an author at InfoQ.

Originally published at on May 4, 2022.



Karsten Silz

Karsten Silz is a full-stack web & mobile developer with 23 years of Java experience, author, speaker, and contractor.