Logo der Java User Group Karlsruhe. Auf dem Bild ist der Java Duke zu sehen und im Hintergrund die Fächerstadt Karlsruhe.


Johannes Bechberger

Johannes Bechberger is a JVM developer working on profilers and their underlying technology in the SapMachine team at SAP. This includes improvements to async-profiler and its ecosystem, a website to view the different JFR event types, and improvements to the FirefoxProfiler, making it usable in the Java world. He started at SAP in 2022 after two years of research studies at the KIT in the field of Java security analyses. His work today is comprised of many open-source contributions and his blog, where he writes regularly on in-depth profiling and debugging topics, and of working on his JEP Candidate 435 to add a new profiling API to the OpenJDK.

2025

JavaDay
Sound of Scheduling: Writing Schedulers in Java with eBPF

2023

Debugging Unveiled: Exploring Debugger Internals to Make You a Better Developer

2022

Profiling Tools für Java
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