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Merlin Bögershausen

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Enable Digital Sovereignty by Tech Stack LiquidityJCON EUROPE 20262026-04-20
Claims a concrete migration path: OpenRewrite recipes perform semantic, testable code transforms (examples: JUnit4→5, logging stacks) and the platform runs…
Talk on
More Action, More Overview – From 4k to 1M ThreadsJfokus 20262026-02-02
Claims that Java 21 virtual threads let a process spawn ~1,000,000 threads (1KB each vs 1MB for platform threads), creating them in microseconds and running…
Talk on
Spoiled For Choice: Limit Your OptionsJCON EUROPE 20252025-05-12
Argues that consolidating libraries cuts security and maintenance pain by applying OpenRewrite migration recipes to real code bases, not slides. Shows…
Talk on
Open Rewrite – Dive in Automated RefactoringJCON EUROPE 20242024-05-13
Automated refactorings with Open Rewrite apply repeatable, behavior-preserving changes using a catalog of YAML declarative recipes, reaster templates and full…
Talk on
Identity Card – the Alternative to Username and PasswordJCON Europe 20232023-06-20
Explains how to integrate Germany’s electronic ID (eID) and the online ID function of the national identity card into applications so developers and architects…
Talk in German on
Accessibility on the WebJCON Europe 20232023-06-20
This talk explains how to make websites accessible by following the W3C Web Content Accessibility Guidelines (WCAG). It covers accessibility needs of people…
Talk in German on
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