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Past Talks

A list of all my public presentations, including links to the events, slides, and videos (where available)

Past Talks

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▚Upcoming Presentations

In the coming months, I'll be at Devoxx Belgium and a few other conferences. If you're there as well, I'd love to meet you - I'm always up for a chat. 😁 Just flag me down when you see me. (This includes chat rooms.)

Fri, Oct 9th, 11:50 Europe/BrusselsJava Next
announcement
at Devoxx Belgium
Kinepolis, Antwerpen
Tue, Oct 13th, 11:15 Europe/BerlinStructured Concurrency in Action
program entry
at betterCode() Java
Online
Fri, Oct 30th, 15:00 Europe/MadridStructured Concurrency in Action
program entry
at J On the Beach
Palacio de Congresos de Torremolinos, Málaga
Wed, Nov 4th, 11:15 Europe/StockholmJava 27 - Better Language, Better APIs, Better Runtime
program entry
at Øredev
Malmömässan, Malmö; Protocol
Sat, Nov 7thJava 27 - Bessere Sprache, Bessere APIs, Bessere Laufzeit
program
at GDG DevFest Karlsruhe
Duale Hochschule Karlsruhe
Tue, Dec 8th, 09:00 Europe/BerlinJava 27 - bessere Sprache, bessere APIs, bessere Laufzeit
program entry
at IT-Tage
Kap Europa, Frankfurt
Tue, Dec 8th, 10:00 Europe/BerlinModern Java - Fragt mich, was Ihr wollt!
program entry
at IT-Tage
Kap Europa, Frankfurt

▚Past Presentations

I've been speaking at conferences for a few years now - prepare for a long list. 😉

▚2026

Mon, Oct 5th, 13:30 Europe/BrusselsModern Java in Practice - The Features That Matter
program entry
at Devoxx Belgium
Kinepolis, Antwerpen
Fri, Oct 2nd, 09:00 Europe/BerlinJava Next - Amber to Valhalla, Leyden to Babylon
slides
at JCP
SAP
Thu, Oct 1st, 18:30 Europe/BerlinValhalla, Now!
announcement
at JUG Darmstadt
Room S3, SAP SE, Building WDF05, Dietmar-Hopp-Allee 20, Walldorf
Thu, Oct 1st, 14:00 Europe/BerlinData-Oriented Programming - Version 1.1
announcementslides
at Hochschule KA
Gebäude B / Foyer, HKA
Sat, Sep 12th, 14:00 Asia/TaipeiStructured Concurrency in Action
announcementslides
at TWJUG
Piccollage Office, Taipei City
Fri, Sep 11th, 09:30 Asia/TaipeiValhalla, Now!
programslides
at JCConf
International Conference Centre of Taiwan University Hospital, Taipei City
Wed, Aug 19th, 19:00 Asia/TokyoValhalla, Now!
announcementslides
at Japan Java User Group
Microsoft Japan, Shinagawa Grand Central Tower, Tokyo
Thu, Jul 9th, 12:15 Europe/BerlinJava Next
program entryslides
at Java Forum Stuttgart
Stuttgart, Kultur- & Kongresszentrum Liederhalle, Track F
Tue, Jul 7th, 20:15 Europe/BerlinStructured Concurrency in Action
announcementslides
at JUG Bonn
cronn GmbH, Portlandweg 4
Tue, Jul 7th, 19:30 Europe/BerlinJava 26: Better Language, Better APIs, Better Runtime
announcementslides
at JUG Bonn
cronn GmbH, Portlandweg 4
Thu, Jun 18th, 14:35 Europe/WarsawStructured Concurrency in Action
program entry
at Devoxx Poland
Krakow, ICE Congress Centre, Room 3
Tue, Jun 9th, 13:30 Europe/BerlinStructured Concurrency in Action
program entryslides
at Karlsruher Entwicklertag
IHK Karlsruhe, Raum Baden
Tue, Jun 9th, 11:45 Europe/Berlin"Java für Anfänger" für Fortgeschrittene
program entryslides
at Karlsruher Entwicklertag
IHK Karlsruhe, Raum Baden
Thu, Jun 4th, 10:30 Europe/AmsterdamJava 26: Better Language, Better APIs, Better Runtime
programslidesvideo
at J-Spring
Kinepolis Jaarbeurs Utrecht, Room 12
Thu, Apr 9th, 18:30 America/ChicagoJava 26: Better Language, Better APIs, Better Runtime
announcementslides
at Austin JUG
11044 Research Blvd Suite C-120, Austin, TX
Wed, Apr 8th, 19:00 America/ChicagoData-Oriented Programming - Version 1.1
announcementslides
at Java MUG
5445 Legacy Dr, Suite 100, Plano, TX
Tue, Apr 7th, 17:30 America/ChicagoData-Oriented Programming - Version 1.1
announcementslides
at Kansas City JUG
1200 S Mahaffie Cir, Olathe, KS
Thu, Apr 2nd, 17:30 America/DenverStructured Concurrency in Action
announcementslides
at Denver JUG
Thrive Workplace, 9200 E Mineral Ave, Centennial, CO
Wed, Apr 1st, 17:30 America/DenverStructured Concurrency in Action
announcementslides
at Boulder JUG
Oracle Broomfield Office: Bldg 1. Conference Room 1+2; 500 Eldorado Blvd, Broomfield, Colorado
Wed, Mar 25th, 17:00 America/Los_AngelesStructured Concurrency in Action
announcementslides
at Sunnyvale JUG
Adobe, San Jose, California
Tue, Mar 24th, 18:00 America/Los_AngelesJava Next - From Amber to Valhalla, from Loom to Leyden, from Babylon to Panama
announcementslides
at San Francisco JUG
Workato, San Francisco, California
Tue, Mar 17th, 10:30 America/Los_AngelesJava 26: Better Language, Better APIs, Better Runtime
program entryslidesvideo
at JavaOne
Redwood Shores, Room 203
Tue, Mar 10th, 13:00 Europe/BerlinModern Java - Ask Me Anything
program entryslides
at JavaLand
Sanssouci, Europapark
Tue, Feb 3rd, 19:15 Europe/BerlinStructured Concurrency in Action
announcementslides
at JUG Karlsruhe
Disy, Zimmerstraße 3, Karlsruhe
Thu, Jan 22nd, 19:00 Europe/BerlinJava 25 - bessere Sprache, bessere APIs, bessere Laufzeit
announcementslides
at JUG Ostfalen
Cloudogu GmbH, Brabandtstraße 9-10, Braunschweig
Wed, Jan 21st, 18:30 Europe/BerlinJava 25 - bessere Sprache, bessere APIs, bessere Laufzeit
programslides
at JUG Paderborn
adesso SE, Lise-Meitner-Straße 1c
Tue, Jan 20th, 19:00 Europe/BerlinStructured Concurrency in Action
announcementslides
at JUG Hamburg
HBT, Stadthausbrücke 3, Hamburg

▚2025

Thu, Dec 11th, 15:00 Europe/BerlinModern Java - Fragt mich, was Ihr wollt!
program entryslides
at IT-Tage
Kristall, Kap Europa, Frankfurt
Thu, Dec 11th, 09:00 Europe/BerlinJava Next - von Amber zu Valhalla, von Loom zu Leyden, von Babylon zu Panama
program entryslides
at IT-Tage
Kristall, Kap Europa, Frankfurt
Wed, Dec 10th, 10:00 Europe/BerlinJava 25 - bessere Sprache, bessere APIs, bessere Laufzeit
program entryslides
at IT-Tage
Kristall, Kap Europa, Frankfurt
Thu, Nov 6th, 10:35 Europe/AmsterdamJava 21 to 25 - Better Language, Better APIs, Better Runtime
programslidesvideo
at J-Fall
Pathé Ede, Room 9
Thu, Oct 16th, 16:00 Europe/BerlinJava 25 💣💥
announcementslides
at JUG Karlsruhe
Disy, Zimmerstraße 3, Karlsruhe
Thu, Oct 9th, 17:40 Europe/BrusselsStructured Concurrency in Action
program entryslidesvideo
at Devoxx Belgium
Kinepolis, Antwerpen, Room 5
Wed, Oct 8th, 10:10 Europe/BrusselsJava 25 - "The Next LTS Version" [Keynote]
program entryvideo
at Devoxx Belgium
Kinepolis, Antwerpen, Room 8
Mon, Oct 6th, 09:30 Europe/BrusselsJava 21 to 25 - Better Language, Better APIs, Better Runtime
program entryslidesvideo
at Devoxx Belgium
Kinepolis, Antwerpen, Room 8
Wed, Sep 10th, 18:00 Europe/BerlinJava 25 - Better Language, Better APIs, Better Runtime
slidesvideo
at OpenValue Düsseldorf
OpenValue Düsseldorf, Am Wehrhahn 41
Thu, Sep 4th, 13:25 Europe/OsloStructured Concurrency in Action
program entryslidesvideo
at JavaZone
Nova Spektrum, Room I
Thu, Jul 10th, 17:30 Europe/BerlinData-Oriented Programming - Version 1.1
programslides
at WeAreDevelopers World Congress
Messe Berlin, South Entrance & CityCube, Stage 8
Tue, Jul 1st, 09:30 Europe/WarsawJava 25 - Better Language, Better APIs, Better Runtime
programslidesvideo
at Code Europe, Cracow
ICE Kraków, Cupertino
Mon, Jun 30th, 10:30 Europe/WarsawData-Oriented Programming - Version 1.1
programslidesvideo
at Code Europe, Cracow
ICE Kraków, Cupertino
Tue, Jun 3rd, 10:45 Europe/BerlinJava 25 - bessere Sprache, bessere APIs, bessere Runtime
program entryslides
at Karlsruher Entwicklertag
IHK Karlsruhe, Raum Baden
Wed, May 14th, 11:30 Europe/BerlinAdvanced "Java 101"
program entryslidesvideo
at JCON Europe
Cinedom, Cologne, Cinema BlackBox
Tue, May 13th, 14:30 Europe/BerlinModern Java - Ask Me Anything
program entryslidesvideo
at JCON Europe
Cinedom, Cologne, Cinema BlackBox
Tue, Mar 18th, 16:45 America/Los_AngelesJava 24 - Better Language, Better APIs, Better Runtime
program entryslides
at JavaOne
Redwood Shores, Auditorium
Wed, Feb 19th, 19:15 Europe/Berlin"Java für Anfänger" für Fortgeschrittene
announcementslides
at JUG Karlsruhe
Disy, Zimmerstraße 3, Karlsruhe
Wed, Feb 5th, 09:00 Europe/StockholmJava 24 - Better Language, Better APIs, Better Runtime
program entryslidesvideo
at Jfokus
Stockholm Waterfront, Room A1
Tue, Feb 4th, 19:00 Europe/StockholmJava Next - From Amber to Valhalla, from Loom to Leyden, from Babylon to Panama
announcementslides
at Jforum
Stockholm Waterfront
Wed, Jan 15th, 18:30 Europe/BerlinJava 23 - Better Language, Better APIs, Better Runtime
announcementslides
at JUG Bonn
Friedrich-Ebert-Allee 37-39

▚2024

Thu, Dec 12th, 13:00 Europe/BerlinJava 21 bis 23: New Features
program entryslides
at IT-Tage
Okzident, Kap Europa, Frankfurt
Thu, Nov 7th, 11:40 Europe/AmsterdamJava 23 - Better Language, Better APIs, Better Runtime
programslidesvideo
at J-Fall
Pathé Ede, Room 9
Tue, Oct 15th, 13:15 Europe/Berlin"Java für Anfänger" für Fortgeschrittene
program entryslides
at betterCode(Java)
online
Thu, Oct 10th, 15:00 Europe/BrusselsModern Java in Action
program entryslidesvideo
at Devoxx Belgium
Kinepolis, Antwerpen, Room 4
Mon, Oct 7th, 09:30 Europe/BrusselsJava 23 - Better Language, Better APIs, Better Runtime
program entryslidesvideo
at Devoxx Belgium
Kinepolis, Antwerpen, Room 6
Thu, Sep 5th, 10:20 Europe/OsloJava 23 - Better Language, Better APIs, Better Runtime
program entryslidesvideo
at JavaZone
Oslo Spektrum, Room 6
Wed, Aug 21st, 18:00 Europe/BerlinData-Oriented Programming in Java (22)
programslides
at JUG Stammtisch Göttingen
Prof. Schumann GmbH, Jutta-Limbach-Straße 1
Wed, Jul 31st, 12:15 Europe/BerlinModern Java - Ask Me Anything
program entryslides
at Java Forum Stuttgart
Stuttgart, Kultur- & Kongresszentrum Liederhalle, Mozart Saal
Thu, Jun 13th, 14:00 Europe/AmsterdamModern Java in Action
programslidesvideo
at J-Spring
Utrecht, Media Plaza, Progress
Wed, Jun 12th, 19:00 Europe/AmsterdamThe SolutionFactory To Java's Problems
announcementslides
at Utrecht JUG
VodafoneZiggo kantoor Utrecht
Tue, Jun 11th, 14:30 Europe/AmsterdamModern Java in Action
programslidesvideo
at GOTO Amsterdam
Amsterdam, Beurs van Berlage, Effectenbeurszaal
Tue, May 14th, 09:00 Europe/BerlinJava 22 - Better Language, Better APIs, Better Runtime
programslidesvideo
at JCON Europe
Cinedom, Cologne, Cinema BlackBox
Wed, Apr 10th, 14:00 Europe/BerlinThe SolutionFactory To Java's Problems
announcementslides
at JavaLand
Nürburgring, Bitburger Event-Center Teil A
Tue, Apr 9th, 11:00 Europe/BerlinModern Java in Action
programslides
at JavaLand
Nürburgring, ring°arena
Tue, Mar 12th, 13:45 Europe/LondonLive Coding with Java 21
program entryslides
at Oracle DevLive - JavaDay London
London
Thu, Mar 7th, 10:10 Europe/ZurichModern Java in Action
program entryslidesvideo
at Voxxed Days Zürich
Zürich, Arena Cinema Sihlcity, Room 3
Wed, Feb 7th, 13:00 Europe/StockholmModern Java in Action
programslidesvideo
at Jfokus
Stockholm Waterfront, Room A1
Mon, Feb 5th, 09:00 Europe/StockholmDeep-dive: Java 21 - Better Language, Better Scalability, Better APIs, Better Tools
program entryslides
at Jfokus
Stockholm Waterfront, Room C1
Tue, Jan 23rd, 15:05 Europe/ZurichData-Oriented Programming in Java (21)
program entryslidesvideo
at Voxxed Days CERN
CERN (yes, that one!)
Mon, Jan 15th, 19:00 Europe/BerlinJava 21 💣💥
announcementslides
at JUG München
München, Eden Hotel Wolff, Arnulfstraße 4
Wed, Jan 10th, 18:00 Europe/BerlinData-Oriented Programming in Java (21)
announcementslides
at JUG Bielefeld
Bielefeld, Otto-Brenner-Straße 247, 5. OG

▚2023

Wed, Dec 13th, 14:00 Europe/BerlinProject Amber - Die SolutionFactory für Javas Probleme
slides
at IT-Tage
Solar, Kap Europa, Frankfurt
Tue, Dec 12th, 15:00 Europe/BerlinVon der Idee zur IDE - wie Java-Features erwogen, designt und umgesetzt werden
program entryslides
at IT-Tage
Solar, Kap Europa, Frankfurt
Tue, Dec 12th, 14:00 Europe/BerlinEinfach Skalieren mit Virtuellen Threads
program entryslides
at IT-Tage
Solar, Kap Europa, Frankfurt
Thu, Nov 30th, 18:00 Europe/BerlinData-Oriented Programming in Java (21)
announcementslides
at JUG Hamburg
Techniker Krankenkasse, Bramfelder Straße 140
Wed, Nov 15th, 16:00 Europe/BerlinVon der Idee zur IDE - wie Java-Features erwogen, designt und umgesetzt werden
programslides
at InfoDays - Java 21 LTS
online
Tue, Nov 7th, 18:00 Europe/ViennaScaling Simply with Virtual Threads
announcementslides
at Enterprise JUG Austria
Raiffeisen Software Gmbh, Linz
Fri, Oct 27th, 12:10 Europe/LisbonData-Oriented Programming in Java (21)
programslidesvideo
at Porto Tech Hub
Porto Customs, Five9
Mon, Oct 16th, 14:00 Europe/BerlinFrom Idea to IDE
programslides
at Eclipse Con
Room 2, Forum am Schlosspark, Ludwigsburg
Wed, Oct 4th, 16:15 Europe/BerlinFrom Idea to IDE
program entryslides
at betterCode(Java)
online
Mon, Oct 2nd, 09:30 Europe/BrusselsJava 21 💣💥
program entryslidesvideo
at Devoxx Belgium
Kinepolis, Antwerpen, Room 8
Tue, Sep 19th, 19:00 Europe/BerlinJava 21 💣💥
announcementslides
at JUG Karlsruhe
Disy, Zimmerstraße 3, Karlsruhe
Tue, Sep 12th, 10:00 Europe/BerlinData-Oriented Programming in Java (21)
programslides
at Java Forum Nord
Hannover Congress Centrum, Niedersachsenhalle A
Wed, Sep 6th, 18:00 Europe/BerlinJava Next
announcementslides
at JUG Paderborn
adesso SE, Paderborn
Thu, Aug 31st, 18:00 Europe/ZurichJava Next
announcementslides
at JUG Switzerland - St. Gallen
Ostschweizer Fachhochschule, Campus St.Gallen, Seminarraum FZ 401
Wed, Aug 30th, 18:15 Europe/ZurichFrom Idea to IDE
announcementslides
at JUG Switzerland - Zürich
HWZ Hochschule für Wirtschaft, Raum 312
Tue, Aug 29th, 18:00 Europe/ZurichModern Java - Language, Runtime, LTS
announcementslides
at JUG Switzerland - Bern
vatter Business Center, Raum Frutiger
Wed, Jul 26th, 18:30 Europe/BerlinData-Oriented Programming in Java (21)
announcementslides
at JUG Frankfurt
Freifunk München
Thu, Jul 20th, 19:00 Europe/BerlinJava Next
announcementslides
at RheinJUG
Universität Düsseldorf, Hörsaal 5C, Gebäude 25.12
Tue, Jun 20th, 15:00 Europe/BerlinThe SolutionFactory To Java's Problems
program entryslidesvideo
at JCON Europe
Cinedom Multiplex Cinema 9, Cologne
Tue, Jun 20th, 11:00 Europe/BerlinFrom Idea to IDE
program entryslidesvideo
at JCON Europe
Cinedom Multiplex Cinema 5, Cologne
Wed, Jun 14th, 15:45 Europe/BerlinJava Next
program entryslides
at Karlsruher Entwicklertag
IHK Karlsruhe, Raum Baden
Wed, Jun 14th, 10:45 Europe/BerlinFrom Idea to IDE
program entryslides
at Karlsruher Entwicklertag
IHK Karlsruhe, Raum Fidelitas
Thu, May 25th, 19:00 Europe/BerlinData-Oriented Programming in Java
announcementslides
at JUG Mannheim
LivePerson Germany GmbH, P3 1-3
Wed, May 24th, 08:00 America/Los_AngelesScaling Simply with Virtual Threads
slides
at Oracle (Internal)
Online
Tue, May 23rd, 18:00 Europe/BerlinData-Oriented Programming in Java
announcementslides
at JUG Saar
eurodata AG, Saarbrücken
Thu, May 4th, 18:30 Europe/BerlinDie SolutionFactory für Javas Probleme
announcementslides
at JUG Stuttgart
Universität Stuttgart, Pfaffenwald 47, Raum 4.282
Fri, Mar 24th, 16:45 Europe/BucharestThe SolutionFactory To Java's Problems
program entryslidesvideo
at Voxxed Days Bucharest
Sheraton Bucharest Hotel, Track 1
Thu, Mar 23rd, 14:15 Europe/BucharestData-Oriented Programming in Java (20)
program entryslidesvideo
at Voxxed Days Bucharest
Sheraton Bucharest Hotel, Track 1
Thu, Mar 16th, 13:25 Europe/ZurichJava Next
program entryslidesvideo
at Voxxed Days Zürich
Zürich, Arena Cinema Sihlcity, Room 3
Tue, Feb 7th, 19:00 Europe/BerlinFrom Idea to IDE
announcementslides
at JUG Bonn
LeanIX, Friedrich-Ebert-Allee 37-39
Wed, Jan 11th, 20:00 Europe/IstanbulJava Next
announcementslidesvideo
at Turkey Java Community
on YouTube

▚2022

Tue, Dec 13th, 11:00 Europe/BerlinJava Next
program entryslides
at IT-Tage
Track 4
Wed, Dec 7th, 19:00 Europe/ParisData-Oriented Programming in Java
announcementslides
at ElsassJUG
Sfeir, 1 Av. de l'Europe, Schilitgheim
Thu, Nov 3rd, 11:40 Europe/AmsterdamJava Next
programslidesvideo
at J-Fall
Pathé Ede, Room 9
Thu, Oct 27th, 17:15 Europe/WarsawModern Java - Language, Runtime, LTS
programslides
at ByteMyCode
Manggha, Krakow
Tue, Oct 18th, 17:15 America/Los_AngelesJava Modules in Real Life
program entryslidesvideo
at JavaOne
Caesar's Forum, Room 211
Tue, Oct 18th, 16:00 America/Los_AngelesPattern Matching in Java (19)
program entryslides
at JavaOne
Caesar's Forum, Room 211
Tue, Oct 18th, 12:15 America/Los_AngelesJava After Eleven
program entryslides
at JavaOne
Caesar's Forum, Room 211
Tue, Oct 11th, 18:30 America/New_YorkJava Next
announcementslidesvideo
at Garden State JUG
Online
Tue, Oct 11th, 11:30 Europe/StockholmModern Java - Language, Runtime, LTS
slides
at Kvadrat
Online
Thu, Oct 6th, 13:20 Europe/WarsawPattern Matching in Java (19)
program entryslides
at infoshare
AmberExpo, Advanced Dev Red
Tue, Sep 27th, 19:15 Europe/BerlinData-Oriented Programming in Java
announcementslides
at Accento @ JUG Karlsruhe
Disy, Zimmerstraße 3, Karlsruhe
Thu, Sep 22nd, 18:30 Europe/BerlinJava Next
announcementslides
at JUG Darmstadt
Accso, Hilpertstraße 12
Tue, Sep 20th, 12:00 Europe/BerlinJava Next
program entryslidesvideo
at JCON Online 2022
Online
Tue, Aug 23rd, 20:00 Europe/BerlinJava Next
announcementslides
at JavaDay @ JUG Hamburg
Oracle, Kühnehöfe 5, Hamburg
Tue, Aug 23rdJava After Eleven
at Cloud Builders: Java Conf
Online
Tue, Aug 16th, 19:00 Europe/BerlinTo JUnit 5 And Beyond
announcementslides
at Software Testing Karsrluhe
Google Meet
Mon, Aug 15th, 20:00 Europe/BerlinNew in Java 19
at Persistence Hub Expert Session
Online
Wed, Jul 27th, 17:00 Europe/BerlinJava Modules in Real Life
slidesvideo
at IntelliJ IDEA LiveStream
YouTube
Tue, Jul 19th, 15:25 Europe/MadridJava Next
program entryslidesvideo
at JBCNConf
International Barcelona Convention Center, Room 1 'Grace Hopper'
Tue, Jun 7th, 19:00 Europe/AthensJava Next
announcementslides
at DevStaff
European Union Agency for Cybersecurity - ENISA, Heraklion, Greece
Sat, May 28th, 15:55 Europe/IstanbulJava Next
program entryslidesvideo
at Javaday Istanbul
Hilton Hotel Kozyatağı, Multi Room 3
Thu, May 26th, 14:05 Europe/SofiaJava Next
program entryslidesvideo
at JPrime
Tsarigradsko Shosse 115B, Sofia, Hall A
Wed, May 11th, 13:40 Europe/LondonJava Next
program entryslidesvideo
at Devoxx UK
Business Design Centre, Gallery Hall
Wed, May 4th, 14:00 Europe/StockholmJava Next
program entryslidesvideo
at Jfokus
Stockholm Waterfront, Room A1
Tue, Apr 26th, 20:00 Europe/BerlinJava Next
announcementslides
at JavaDay @ JUG Karlsruhe
Disy, Zimmerstraße 3, Karlsruhe
Thu, Apr 21st, 15:30 Europe/ParisJava Next
program entryslidesvideo
at Devoxx France
Paris, Palais des Congrès, Room 243
Fri, Apr 1st, 15:30 Europe/BerlinJava Next
announcement
at JUG Stuttgart
Optica, Marienstr. 10, 70178 Stuttgart
Tue, Mar 29th, 18:00 Europe/StockholmJava Modules in Real Life
announcementslides
at Stockholm JVM JUG
Online
Tue, Mar 15th, 15:00 Europe/BerlinJava Next
programslides
at JavaLand
Brühl, Phantasialand, Wintergarten
Sun, Jan 30th, 21:00 Asia/DhakaModern Java Interview
video
at JUG Bangladesh
on YouTube
Mon, Jan 17th, 20:00 Europe/BerlinNew in Modern Java
at Persistence Hub Expert Session
Online

▚2021

Thu, Dec 9th, 09:00 Europe/OsloJava After Eleven
program entryslides
at JavaZone
Oslo Spektrum
Wed, Dec 8th, 12:00 Europe/BerlinJava 17 Is Here!
program entryslides
at IT-Tage
Online
Thu, Dec 2nd, 19:05 Europe/KievFireside chat about Modern Java
at Build-up: Java Edition
register
Tue, Sep 14th, 10:40 America/Los_AngelesPattern Matching in Java (17)
announcementslidesvideo
at Oracle Developer Live Java Innovations
Online
Thu, Aug 26th, 18:00 Europe/BerlinJava 17 Is Coming!
announcementslidesvideo
at JUG Hessen
YouTube
Thu, Jul 29th, 19:30 Europe/BerlinJava After Eleven
announcementslides
at JUG Mannheim
Online
Thu, Jul 15th, 12:30 Europe/LondonWhy Don't They Just...?! The Deliberations Behind Evolving Java
announcementslidesvideo
at JUG Manchester
Online
Wed, Jul 14th, 18:00 Europe/ZurichJava After Eleven
announcementslides
at JUG Switzerland
Online
Wed, Jun 30th, 10:30 Europe/BerlinJava After Eleven
program entryslides
at Developer Week '21
Online
Wed, Jun 16th, 18:30 Europe/BerlinWhy Don't They Just...?! The Deliberations Behind Evolving Java
announcementslides
at JUG Frankfurt
Online
Tue, Jun 15th, 12:35 Europe/ZurichWhy Don't They Just...?! The Deliberations Behind Evolving Java
program entryslides
at Voxxed Days Zürich
Online
Wed, Jun 9th, 14:00 Europe/BucharestJava After Eleven
slides
at Devtalks Romania
Online
Wed, Jun 2nd, 19:00 Europe/BerlinWhy Don't They Just...?! The Deliberations Behind Evolving Java
announcementslides
at JUG Bonn
Online
Wed, Jun 2nd, 15:45 Europe/AmsterdamWhy Don't They Just...?! The Deliberations Behind Evolving Java
slidesvideo
at J-Spring Digital
Online
Wed, Mar 31st, 19:55 UTCTo Jupiter And Beyond
slides
at Global Summit for Java Devs
Online
Wed, Mar 31st, 12:00 UTCTo Jupiter And Beyond
slides
at Global Summit for Java Devs
Online
Fri, Mar 26th, 12:00 UTCJava After Eleven
announcementslidesvideo
at Modern JVM Bash
YouTube
Wed, Mar 17th, 14:00 Europe/BerlinJava After Eleven
program entryslides
at JavaLand
Online

▚2020

Sat, Dec 5th, 15:15 UTCJava 16 Is Coming!
program entryslidesvideo
at jLove
Room Joy
Tue, Sep 15th, 18:20 UTCJava After Eleven
announcementslidesvideo
at DevNation
crowdcast.io
Mon, Jun 15th, 20:15 Europe/BerlinJava After Eight
announcementslides
at CyberJUG
twitch.tv/nipafx
Wed, Apr 15th, 17:00 UTCJava After Eight
programslides
at AllTheTalks
allthetalks.org
Tue, Mar 17th, 11:00 Europe/BerlinJava After Eight
programslidesvideo
at CyberLand
bigmarker.com
Wed, Mar 4th, 19:15 Europe/BerlinJava After Eight
announcementslides
at JUG Karlsruhe
Disy Informationssysteme, Ludwig-Erhard-Allee 6
Wed, Feb 5th, 19:15 Europe/StockholmJava After Eight
program entryslidesvideo
at Jfokus
Stockholm Waterfront, Room A1

▚2019

Wed, Nov 27th, 18:30 Europe/BerlinJava Next
announcementslides
at JUG Frankfurt
Deutsche Nationalbibliothek, Adickesallee 1, Frankfurt
Sat, Nov 9th, 13:30 Europe/BerlinJUnit 5
programslides
at GDG DevFest Karlsruhe
Karlsruhe, Duale Hochschule, Erzbergerstraße 121
Thu, Oct 31st, 18:00 Europe/BerlinJava Next
announcementslidesvideo
at JUG Hessen
Kassel, Ing.-Schule Universität, Raum HS 0315, Wilhelmshöher Allee 73
Tue, Sep 24th, 13:00 Europe/BerlinComment Your &*☠# Code!
program entryslidesvideo
at Accento
Südwerk, Henriette-Obermüller-Straße 10, Karlsruhe
Tue, Sep 24th, 11:30 Europe/BerlinBest Practices Considered Harmful
programslides
at Accento
Südwerk, Henriette-Obermüller-Straße 10, Karlsruhe
Thu, Aug 22nd, 16:00 UTCJava Next
announcementslidesvideo
at Virtual JUG
virtualjug.com/#live
Wed, Aug 14th, 17:30 Europe/OsloJava Next
announcementslidesvideo
at javaBin Oslo
Teknologihuset, Pilestredet 56, Oslo
Wed, Jul 10th, 19:00 Europe/BerlinFun with var
announcementslides
at JUG Darmstadt
TU Darmstadt, S2|02 (Robert-Piloty-Geb.), Raum C110, Hochschulstr. 10
Wed, Jul 10th, 18:30 Europe/BerlinTo JAR Hell And Back
announcementslides
at JUG Darmstadt
TU Darmstadt, S2|02 (Robert-Piloty-Geb.), Raum C110, Hochschulstr. 10
Thu, Jul 4th, 19:00 Europe/BerlinJava Next
announcementslides
at JUG Mannheim
Universität Mannheim A5, 6 im Raum C013
Wed, Jul 3rd, 18:00 Europe/ParisTo JAR Hell And Back
announcementslides
at ElsassJUG
Epitech, 4 rue du Dome, Strasbourg
Mon, Jun 3rd, 19:00 Europe/BerlinBest Practices Considered Harmful
slides
at Webmontag Karlsruhe
Pizzahaus, Rintheimer Straße 2, Karlsruhe
Fri, May 24th, 14:10 Europe/StockholmExpert Java 8
program entryslides
at DevSum 2019
Stockholm, Folkets Hus, Room 201
Thu, May 23rd, 14:10 Europe/StockholmTo JAR Hell And Back
program entryslides
at DevSum 2019
Stockholm, Folkets Hus, Room 307
Mon, Apr 29th, 18:00 Europe/BerlinThe Java 9 Module System
announcementslides
at JUG Nürnberg
DATEV eg - Kegelbahn, Südliche Früher Straße 18-20, Nürnberg
Fri, Apr 26th, 14:00 Europe/KievJava Next
program entryslidesvideo
at JEEConf
Kiev, Mercure Congress Hall, Track A
Fri, Apr 26th, 11:05 Europe/KievFun With var
program entryslidesvideo
at JEEConf
Kiev, Mercure Congress Hall, Track D
Tue, Mar 19th, 16:00 Europe/BerlinComment Your &*☠# Code!
program entryslidesvideo
at JavaLand
Brühl, Phantasialand, Silverado Theater
Wed, Feb 27th, 18:00 Asia/Ho_Chi_MinhJava Next
announcementslides
at Java Saigon
Ho Chi Minh City, Quận Tân Bình, 364 Cộng Hòa, e.town 1 Building, Unit 7.10

▚2018

Thu, Dec 13th, 22:00 Asia/DhakaJava Next
announcementslides
at JUG Bangladesh
Online
Wed, Dec 12th, 17:00 UTCFun with var in Java 10
announcementslidesvideo
at Virtual JUG
virtualjug.com/#live
Wed, Nov 14th, 12:00 Europe/BrusselsTo JAR Hell And Back
program entryslidesvideo
at Devoxx Belgium
Antwerpen, Kinepolis, Room 8
Thu, Nov 8th, 16:50 Europe/AmsterdamFun with var in Java 10
program entryslidesvideo
at J-Fall
Pathé Ede, Zaal 1
Mon, Oct 22nd, 10:15 Europe/OsloJava Next
programslides
at Trondheim Developer Conference
Trondheim, Clarion Congress
Fri, Oct 19th, 12:00 Europe/MoscowJava 11 Is Here!
program entryslides
at Jokerconf
Saint Petersburg, Expoforum, Track 1
Tue, Oct 2nd, 19:30 Europe/BerlinComment That Damn Code!
announcementslides
at Softwerkskammer Karlsruhe
Karlsruhe, diva-e Platforms GmbH, Ludwig-Erhard-Allee 20
Tue, Sep 25th, 14:30 Europe/StockholmJava Next
programslides
at jDays
Gothenburg, Clarion Hotel Post, Brevsalen 1
Tue, Sep 25th, 10:45 Europe/StockholmJava 11 Is Here!
programslides
at jDays
Gothenburg, Clarion Hotel Post, Brevsalen 1
Thu, Sep 13th, 17:00 Europe/OsloJava Next
program entryslidesvideo
at JavaZone
Oslo Spektrum, Room 6
Wed, Sep 12th, 18:20 Europe/OsloComment That Damn Code!
program entryslidesvideo
at JavaZone
Oslo Spektrum, Room 7
Fri, Sep 7th, 10:20 Europe/BerlinJava Next
programslides
at Berlin Expert Days
Urania Berlin, Humboldtsaal
Mon, Jul 9th, 18:30 Europe/BerlinComment That Damn Code!
announcementslides
at Write the Docs Karlsruhe
Karlsruhe, connyun GmbH, Alter Schlachthof 51
Tue, Jun 26th, 18:00 Europe/BerlinTo JAR Hell And Back
announcementslides
at inovex Meetup
Karlsruhe, inovex office, Ludwig-Erhard-Allee 6
Fri, Jun 8th, 11:30 Europe/TallinnTo JAR Hell And Back
program entryslidesvideo
at GeekOut
Tallinn, Kultuurikatel, Room 1
Thu, Jun 7th, 13:30 Europe/TallinnJava Next - New Releases, Valhalla, Amber, and More Goodies
program entryslidesvideo
at GeekOut
Tallinn, Kultuurikatel, Room 1
Wed, May 30th, 12:00 Europe/RigaJava Next - New Releases, Valhalla, Amber, and More Goodies
program entryslides
at Riga DevDays
Riga, Kino Citadele, Room 3
Fri, May 11th, 09:00 Europe/LondonTo JAR Hell And Back
program entryslidesvideo
at Devoxx UK
London Islington, Business Design Centre, 52 Upper Street
Fri, Mar 30th, 17:00 Asia/Ho_Chi_MinhThe Java 9 Module System
announcementslidesvideo
at Java Saigon
Ho Chi Minh City, CirCO, 1st Floor, H3 Building, 384 Hoàng Diệu, phường 6, Quận 4
Tue, Mar 13th, 17:00 Europe/BerlinThe Java 9 Module System
program entryslides
at JavaLand
Brühl, Phantasialand, Silverado Theater
Thu, Mar 8th, 11:20 Europe/ZurichThe Java 9 Module System
announcementslidesvideo
at Voxxed Days Zürich
Zürich, Arena Cinema Sihlcity, Room 3
Tue, Feb 6th, 11:00 Europe/StockholmTo JAR Hell And Back
program entryslidesvideo
at Jfokus
Stockholm Waterfront, Room A1
Mon, Feb 5th, 09:00 Europe/StockholmThe Java 9 Module System
program entryslides
at Jfokus
Stockholm Waterfront, Room 22
Sat, Jan 27th, 14:30 Europe/SofiaTo JAR Hell And Back
announcementslides
at jProfessionals: Winter Edition
Sofia, Capital Fort

▚2017

Wed, Dec 13th, 14:20 Europe/WarsawJava 9 Is Here!
program entryslidesvideo
at Code Europe, Wroclaw
Wroclaw, Hala Stulecia, Room Redmond
Mon, Dec 4th, 19:00 Europe/BerlinJava 9 Is Here!
announcementslides
at Gesellschaft für Informatik, Dortmund
Mercure Hotel Dortmund, Olpe 2
Sun, Nov 5th, 14:00 Europe/KievTo JAR Hell And Back
program entryslidesvideo
at JavaDay
Kiev, Convention Center “Parkovy”, Parkova road 16a, Track 1
Sat, Nov 4th, 16:10 Europe/KievThe Java 9 Module System
program entryslidesvideo
at JavaDay
Kiev, Convention Center “Parkovy”, Parkova road 16a, Track 1
Thu, Oct 19th, 11:30 Europe/ZurichThe Java 9 Module System
programslides
at BaselOne
Basel, Markthalle Basel, Viaduktstrasse 10
Tue, Sep 26th, 18:30 Europe/BerlinJava 9 Is Here!
announcementslides
at Objektforum Frankfurt
Frankfurt, Saalbau Gutleut, Rottweiler Straße 32
Mon, Sep 18th, 18:30 Europe/BerlinExpert Java 8
announcementslides
at ObjektForum Stuttgart
Stuttgart, SODEXO, Wankelstraße 12
Wed, Sep 13th, 13:00 Europe/OsloTo JAR Hell And Back
program entryslidesvideoimpressionsvisual notes
at JavaZone
Oslo
Tue, Sep 12th, 13:00 Europe/BerlinJava 9 Is Here!
program entryslides
at Java Forum Nord
Hannover, Hotel Dormero, Saal 1
Tue, Jul 25th, 16:00 UTCTo JAR Hell And Back
announcementslidesvideo
at Virtual JUG
virtualjug.com/#live
Tue, Jul 11th, 19:00 Europe/BerlinJava 9 Is Coming!
announcementslides
at JUG Dortmund
Dortmund, adesso AG, Stockholmer Allee 20
Wed, Jun 21st, 18:30 Europe/BerlinJava 9 Is Coming!
announcementslides
at JUG Bremen
Bremen, team neusta, Konsul-Smidt-Straße 24
Thu, May 18th, 19:00 Europe/BerlinJava 9 Is Coming!
announcementslidesvideo
at JUG Ostfalen
Braunschweig, CKC Group, Am Alten Bahnhof 13
Tue, May 16th, 15:45 Europe/RigaJUnit 5
program entryslidesvideo
at Riga DevDays
Riga, Kino Citadele, Room 6
Mon, Apr 3rd, 18:30 Europe/BerlinExpert Java 8
announcementslides
at Objektforum Karlsruhe
Karlsruhe, Technologiepark Casino, Albert-Nestler-Str.10
Tue, Mar 28th, 13:00 Europe/BerlinJUnit 5
program entryslidesNightHacking session exploring JUnit 5's parameterized tests
at JavaLand
Brühl, Phantasialand, Eventhalle
Mon, Mar 6th, 19:30 Europe/BerlinJava 9 Is Coming!
announcementslides
at JUG Freiburg
Freiburg, Munzinger Straße 9, Haufe-Lexware
Thu, Feb 23rd, 13:30 Europe/ZurichJava 9 Is Coming!
announcementslidesvideo
at Voxxed Days Zürich
Zürich, Arena Cinema Sihlcity, Room 2
Thu, Feb 16th, 11:40 Europe/BerlinJUnit 5
announcementslides
at Frankfurter Entwicklertag
Frankfurt, Goethe-Universität - Casino Gebäude, Seminarraum 1.812
Thu, Feb 9th, 10:20 Europe/HelsinkiJUnit 5
program entryslides
at European Testing Conference
Helsinki, Wanha Satama
Tue, Feb 7th, 11:00 Europe/StockholmExpert Java 8
program entryslidesvideo
at Jfokus
Stockholm Waterfront, Room A1
Wed, Jan 25th, 18:00 Europe/BerlinJUnit 5
announcementslidesworkshop sources
at JUG Karlsruhe
Citrix - GetGo Germany GmbH, Alter Schlachthof 51
Thu, Jan 19th, 18:30 Europe/BerlinJUnit 5
announcementslides
at JUG Darmstadt
TU Darmstadt, S2|02 Raum C110
Thu, Jan 12th, 19:00 Europe/BerlinJUnit 5
announcementslides
at JUG Mannheim
University of Mannheim A5, 6; Room C013

▚2016

Mon, Nov 21st, 11:45 Europe/BerlinThe Java 9 Module System In Action
programslides
at GDG DevFest Karlsruhe
Karlsruhe, Schauburg, Bambi
Tue, Nov 15th, 11:45 Europe/BerlinThe Java 9 Module System In Action
programslidesvideo
at ModConf
Darmstadt, Science and Congress Centre
Thu, Nov 10th, 18:00 Europe/StockholmJUnit 5
slides
at JVM Group Stockholm

Stockholm, Regeringsgatan 20
Tue, Nov 8th, 18:15 Europe/BrusselsJUnit 5
program entryslidesvideoInterview On JUnit 5 - Rewrite, Architecture, Extensions
at Devoxx Belgium
Antwerpen, Kinepolis, Room 8
Tue, Nov 1st, 18:00 Europe/OsloThe Java Module System In Action
announcementslides
at javaBin Trondheim
Trondheim, DIGS, Olav Tryggvasonsgt. 30
Mon, Oct 31st, 11:45 Europe/OsloJUnit 5
programslidesvideo
at Trondheim Developer Conference
Trondheim, Clarion Trondheim, Sal 3
Thu, Oct 20th, 16:00 Europe/BerlinThe Java Module System
programslides
at Java Forum Nord
Hannover, Hotel Dormero
Wed, Oct 12th, 16:30 Europe/LondonJUnit 5
program entryslides
at JAX London
London Islington, Business Design Centre
Mon, Sep 26th, 18:15 Europe/ZurichThe Java 9 Module System In Action
announcementslides
at JUG Switzerland
Zürich (26.09.), Bern (27.09.), Luzern (28.09.), St.Gallen (29.09.)
Thu, Sep 8th, 15:40 Europe/OsloJUnit 5
program entryslidesvideo
at JavaZone
Oslo, Oslo Spektrum, Room 1
Tue, Jul 19th, 16:00 UTCJUnit 5
announcementslidesvideoRebellabs created a writeup of my talk
at Virtual JUG
virtualjug.com/#live
Mon, Jul 4th, 18:30 Europe/BerlinThe Java Module System
announcementslides
at Objektforum Karlsruhe
Karlsruhe, Technologiepark Casino, Albert-Nestler-Str.10
Fri, Jun 24th, 10:20 Europe/WarsawComment Your &*☠# Code!
program entryslidesvideo
at Devoxx Poland
Krakow, ICE Congress Centre, Room 3
Fri, Jun 24th, 09:00 Europe/WarsawJUnit 5
program entryslidesvideo
at Devoxx Poland
Krakow, ICE Congress Centre, Room 1
Fri, May 20th, 15:30 Europe/KievThe Java Module System In Action
program entryslidesvideo
at JEEConf
Kiew, Parkovyi Convention Center, Track A
Fri, May 20th, 12:00 Europe/KievJUnit 5
program entryslidesvideo
at JEEConf
Kiew, Parkovyi Convention Center, Track E
Thu, May 12th, 19:00 Europe/BerlinJigsaw Walkthrough
announcementslides
at JUG Mannheim
University of Mannheim A5, 6; Room C013
Thu, Apr 14th, 18:30 Europe/BerlinJigsaw Walkthrough
announcementslides
at JUG Stuttgart
Stuttgart, Alte Scheuer Degerloch, Agnes-Kneher-Platz
Wed, Mar 16th, 19:15 Europe/BerlinJigsaw Walkthrough
announcementslidesvideohelt with Florian Troßbach
at JUG Karlsruhe
Karlsruhe, Disy Informationssysteme, Ludwig-Erhard-Allee 6