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JavaLand 2027: Agenda

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Dome

 760

09:30 - 10:00
Begrüßung
 
fully occupied
high occupancy

10:00 - 10:40
Keynote
 
fully occupied
high occupancy

11:00 - 11:40
Don't Go Breaking My Code
Samuel Nitsche, Lena Nyström
fully occupied
high occupancy

12:00 - 12:40
Nur auf Sand gebaut? Sandboxing-Technologien im Vergleich
Christoph Iserlohn
fully occupied
high occupancy

13:00 - 13:40
Don’t Panic! A Hitchhiker’s Guide to AI Agents and Next-Gen Gateways
Mario-Leander Reimer
fully occupied
high occupancy

14:00 - 14:40
Java First, Standards Always: Spec-Driven Development Without Markdown
Adam Bien
fully occupied
high occupancy

15:00 - 15:40
Frischer Wind im Persistenz-Stack
Thorben Janssen
fully occupied
high occupancy

16:00 - 16:40
Skill issue: Teaching Robots to Play Counter-Strike with Imitation Learning
Thomas Endres, Jonas Mayer
fully occupied
high occupancy

17:00 - 17:40
Don't Vibe, Specify! SDD mit OpenSpec und Coding Agents in der Praxis
Marcus Fihlon
fully occupied
high occupancy

Das Studio

 512

08:30 - 09:10
Der PullRequest vor dem ersten Kaffee
Merlin Bögershausen
fully occupied
high occupancy

11:00 - 11:40
Zwei Jahre KI-gestützte Modernisierung: Ein Erfahrungsbericht
Simon Martinelli
fully occupied
high occupancy

12:00 - 12:40
All The JUnit Features!
Hanno Embregts
fully occupied
high occupancy

13:00 - 13:40
Du bist nicht Netflix: Wartbare Architektur ohne Microservice-Overkill
Peter Kranz
fully occupied
high occupancy

14:00 - 14:40
Build Tools in the Age of Agents
Frederik Pietzko
fully occupied
high occupancy

15:00 - 15:40
IaC in the Wild: Helm and Ansible Patterns That Survive Production
Ram Mohan Rao Chukka
fully occupied
high occupancy

16:00 - 16:40
Don't Just Flip the Switch: Measure What Happens Next
Lukas Reining
fully occupied
high occupancy

17:00 - 17:40
Zehn goldene Regeln, um dein Softwareprojekt zuverlässig zu ruinieren
Andreas Monschau
fully occupied
high occupancy

Bellevue

 200

08:30 - 09:10
Dependency-Updates mit Renovate automatisieren
Michael Vitz
fully occupied
high occupancy

11:00 - 11:40
Backend-Performance in Hochlast Systemen: Lösungsansätze aus dem DataEngineering
Martin Stoller
fully occupied
high occupancy

12:00 - 12:40
Effective Java, revisited for Java 25+
Frederieke Scheper
fully occupied
high occupancy

13:00 - 13:40
Data Modeling for Software Engineers
Scott Sosna
fully occupied
high occupancy

14:00 - 14:40
Software-Denkmäler - Architektur-Lektionen von einflussreichen IT-Systemen
Tobias Voß
fully occupied
high occupancy

15:00 - 15:40
Frösche zum Frühstück – Erprobte Methoden zur Selbstorganisation
Lisa Maria Schäfer, Benjamin Wolf
fully occupied
high occupancy

16:00 - 16:40
"Wir haben doch keine Zeit!" – Oder?
Benjamin Wolf
fully occupied
high occupancy

Sanssouci

 200

08:30 - 09:10
Von Silos zu Synergie: Echte Teamarbeit über Unternehmensgrenzen
Melissa Bauer, Dr. Marco Bungart
fully occupied
high occupancy

11:00 - 12:40
Microservices ohne Spring: 30 Services, hochperformant und erstaunlich wenig Fra
Thomas Ruhroth
fully occupied
high occupancy

13:00 - 13:40
Example Mapping für Agentic Coding Workflows
Marco Emrich
fully occupied
high occupancy

14:00 - 14:40
Liebe auf den ersten Klick: UX-Grundlagen, die Entwickler:innen kennen sollten
Michael Landreh, Lena Tangelder
fully occupied
high occupancy

15:00 - 16:40
Vom Spec zum Feature: Spec-Driven Agentic Coding mit semantischen Ankern
Ralf Müller
fully occupied
high occupancy

17:00 - 17:40
Hinzufügen ist leicht, Streichen ist harte Architekturarbeit
Stefan Hildebrandt
fully occupied
high occupancy

CircusCelebration

 100

08:30 - 09:10
Docs-as-Code war erst der Anfang
Daniel Kocot
fully occupied
high occupancy

11:00 - 11:40
Final heißt final: Warum 2 + 2 bald nicht mehr 5 ergeben darf
Sven Woltmann
fully occupied
high occupancy

13:00 - 13:40
Who Controls the Kill Switch? - AI, Vulnerabilities, und Europas fehlender Ersat
Christoph Menzel
fully occupied
high occupancy

14:00 - 14:40
How we ddd-id it: Rich Domain Model innerhalb von Hexagonal Architecture
Sebastian Sprenger
fully occupied
high occupancy

15:00 - 15:40
Your Architecture Is Your Organization: Escaping Accidental Complexity
Anyul Led Rivas Oropeza
fully occupied
high occupancy

16:00 - 16:40
Alles ist API
Roland Weisleder
fully occupied
high occupancy

17:00 - 17:40
Programming Without Callback Hell - Virtual Threads vs. Coroutines
Richard Gross
fully occupied
high occupancy

Versailles

 110

08:30 - 09:10
It works on my machine, und jetzt? Dev-Setup pragmatisch automatisieren
Alexander Blaschko-Schänzer
fully occupied
high occupancy

11:00 - 11:40
7 Magic Tricks with Hibernate
Niklas Enns
fully occupied
high occupancy

12:00 - 12:40
Simple Sabotage Field Manuel für IT-Projekte
Lars Böhmer
fully occupied
high occupancy

13:00 - 13:40
404 – Women Not Found
Dr. Jennifer Sünder
fully occupied
high occupancy

14:00 - 14:40
Java trifft Word: Was Apache POI in der Praxis wirklich kann
Hassan Alhalabi
fully occupied
high occupancy

17:00 - 17:40
Der Agent ist kein Service-Account - Autorisierung von LLM-Tool-Calls
Tobias Spilleman, Pia Vollmer
fully occupied
high occupancy

Magic Cinema

 400

08:30 - 09:10
One Stack to Observe Them All: Open Source Observability with OpenSearch
Dotan Horovits
fully occupied
high occupancy

11:00 - 11:40
Taming Agentic Glue Code: DDD Patterns for AI Agents in Java Systems
Dr. Nikita Golovko
fully occupied
high occupancy

12:00 - 12:40
Post Quantum Kryptographie (PQC) - Es ist Zeit zu handeln!
Sebastian Hempel
fully occupied
high occupancy

13:00 - 13:40
Wie sich Java durch Value Objects weiterentwickeln wird
Falk Sippach
fully occupied
high occupancy

14:00 - 14:40
Erfahrungen aus 10 Jahren Team-Programming: Gute, weniger gute – und unerwartete
Thomas Much
fully occupied
high occupancy

15:00 - 15:40
Was siehst du, wenn du die Augen zumachst?
Joshua Töpfer
fully occupied
high occupancy

16:00 - 16:40
Distributed Monoliths - Wenn Microservices zum Albtraum werden
Dagmar de Haan
fully occupied
high occupancy

17:00 - 17:40
Learning outer space, one event at a time
Olena Kutsenko
fully occupied
high occupancy

Jeanne d'Arc

 88

08:30 - 09:10
Hey Mr. TamboU(r)Ine man, create a TUI for me
Frederik Hahne
fully occupied
high occupancy

11:00 - 11:40
PR, CR, VAR - was Softwareteams von Fußballschiedsrichtern lernen können
Andrej Lustin
fully occupied
high occupancy

12:00 - 12:40
Make Testing Fun Again: From Flaky Failures to Fast Feedback
Jaap Coomans
fully occupied
high occupancy

13:00 - 14:40
Pimp Dein LLM! – Model Context Protocol mit Spring AI
Kai Tödter
fully occupied
high occupancy

15:00 - 15:40
Woher kam das Secret nochmal? Deklarativ Secrets managen lokal bis in Produktion
Sascha Engmann
fully occupied
high occupancy

16:00 - 16:40
Conquest, time travel and explosions using Git
Alexander Chatzizacharias
fully occupied
high occupancy

17:00 - 17:40
Der Klang der Privatsphäre – was deine Spotify-Daten über dich verraten
Dr. Dennis Schulz, Thomas Hugle
fully occupied
high occupancy

Salle Petit Paris

 120

08:30 - 09:10
Hot Swap mit Nebenwirkungen: Eine Reise in die Tiefen der JVM
Marco Sussitz
fully occupied
high occupancy

11:00 - 11:40
Es war zweimal - Eine Live Bug Jagd durch Datum und Zeit
Jens Knipper
fully occupied
high occupancy

12:00 - 12:40
Kann man in einer Behörde gute Software bauen?
Lennert Raesch
fully occupied
high occupancy

13:00 - 13:40
Dukes Abenteuer auf der Insel der Spieledesigner
Dr. Miriam Sasse
fully occupied
high occupancy

14:00 - 14:40
GraalVM Reality Check: Great for Serverless, Overkill for Your (Mini)Monolith?
Jago de Vreede
fully occupied
high occupancy

15:00 - 16:40
Taming the Chaos: Security and Predictability in LLM-Powered Applications
Rustam Mehmandarov
fully occupied
high occupancy

17:00 - 17:40
„Wir haben noch Claude zu Hause!“ - alles, was du zu On-Prem-LLMs wissen musst
Florian Sommer
fully occupied
high occupancy

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Dome

 760

09:00 - 09:40
Agent-Friendly Architecture Is Human-Friendly Architecture
Henning Schwentner
fully occupied
high occupancy

11:00 - 11:40
Community-Keynote
 
fully occupied
high occupancy

12:00 - 12:40
10 boring reasons why Java is the best ecosystem for agentic development
Ed Burns
fully occupied
high occupancy

Das Studio

 512

09:00 - 09:40
Zwei Tage, easy? – Die Psychologie des Schätzens
Milena Fluck, Andy Schmidt
fully occupied
high occupancy

10:00 - 10:40
Senior Engineer – und jetzt? Über Frust und neue Wege
Christian Seifert
fully occupied
high occupancy

12:00 - 12:40
Datenwissenschaft und KI für JVM-Entwickler: Welche Technik für welches Problem?
Michal Harakal, Falk Sippach
fully occupied
high occupancy

13:00 - 13:40
Wer pflegt eigentlich euer AI Harness? 20 Repos, drei Agents, kein Umbrella Repo
Christian Fritz
fully occupied
high occupancy

14:00 - 14:40
Moderne Kryptographie mit Java
Marc Hoffmann
fully occupied
high occupancy

15:00 - 15:40
Structured Concurrency in Action
Nicolai Parlog
fully occupied
high occupancy

16:00 - 16:40
Funktionale Programmierung in Java - live und in Farbe
Andreas Jürgensen, Falk Sippach
fully occupied
high occupancy

17:00 - 17:40
LLMs, AI Agents and RAG - Real-World Examples from a Developer’s Daily Work
David Übelacker
fully occupied
high occupancy

Bellevue

 200

09:00 - 09:40
Wenn man sein eigener Erbe ist: 23 Jahre Java-Legacy weiterentwickeln
Achim Held
fully occupied
high occupancy

10:00 - 10:40
Augmenting AI with the Power of Jakarta EE
Ivar Grimstad
fully occupied
high occupancy

12:00 - 12:40
Architektur-Modernisierung in einer gewachsenen Systemlandschaft
Dr. Fadil Kallat, Christian Ambach
fully occupied
high occupancy

13:00 - 14:40
Beyond the Agent Loop: Core Patterns für Multi-Agent-Systeme mit Java
Ingo Düppe
fully occupied
high occupancy

15:00 - 16:40
Lesbare Tests (Live-Coding)
Sebastian Hans
fully occupied
high occupancy

17:00 - 17:40
Probabilistic Security and Bias Testing for Java LLM Apps
Dr. Iryna Dohndorf
fully occupied
high occupancy

Sanssouci

 200

09:00 - 09:40
Six Agents Walk Into a Test Plan: An Honest Capability Check
Christian Baumann
fully occupied
high occupancy

10:00 - 10:40
Der Spring Test Profiler: Bis zu 70 % kürzere Spring Boot-Builds
Philip Riecks
fully occupied
high occupancy

12:00 - 12:40
Der Faktor Mensch: Die unterschätzte Seite der KI-Transformation
Manuel Stiehl
fully occupied
high occupancy

13:00 - 14:40
Hasta la Vista, Plain Text: Turning API Responses into Interactive MCP Apps
Željko Kozina
fully occupied
high occupancy

15:00 - 15:40
Hardening Docker Images Is Easy. You'd Think.
Pasha Finkelshteyn
fully occupied
high occupancy

16:00 - 16:40
Nächster halt: Penthouse. Fahrstuhl fahren für Anfänger
Benjamin Garbers
fully occupied
high occupancy

17:00 - 17:40
Speed Dating Java Secrets
Bernd Müller
fully occupied
high occupancy

CircusCelebration

 100

09:00 - 09:40
Shit in, Shit out: Wie wir den Kontext für bessere KI gestalten
Rebekka Heilmann
fully occupied
high occupancy

10:00 - 10:40
5 Years Later: Leben nach der Log4Shell-Apokalypse
Christian Grobmeier
fully occupied
high occupancy

12:00 - 12:40
Architecture Under Fire: The Decisions Nobody Tells You About
Dr. Mihaela Gheorghe-Roman
fully occupied
high occupancy

14:00 - 14:40
DevCulture - The Funny History Nobody Teaches You
Jan-Hendrik Kuperus
fully occupied
high occupancy

16:00 - 16:40
Blockly & Bluetooth – Spielend einfach Klemmbausteinroboter programmieren
Fin Labusch
fully occupied
high occupancy

17:00 - 17:40
Muster mit Maß: Wie Design Patterns heute zu verständlichem Code beitragen
Christian Ambach
fully occupied
high occupancy

Versailles

 110

09:00 - 09:40
Was passiert, wenn alles schiefgeht? Fehlerbehandlung als Architekturprinzip
Andreas Voigt
fully occupied
high occupancy

10:00 - 10:40
Das Konzept von "Done" ist broken
Robert Károly
fully occupied
high occupancy

12:00 - 12:40
Der Fall der schwarzen Katze 🐈‍⬛ - eine Detektivgeschichte 🕵️
Sascha Kohlmann
fully occupied
high occupancy

Magic Cinema

 400

09:00 - 09:40
Der Agentenflüsterer: Verhaltenspsychologie künstlicher Mitarbeiter
Ingo Eichhorst
fully occupied
high occupancy

10:00 - 10:40
How NOT to be 10x productive.
Ixchel Ruiz
fully occupied
high occupancy

12:00 - 12:40
You Can't Refactor Your Way Out of Career Apathy
Loïc Magnette
fully occupied
high occupancy

13:00 - 13:40
Vom Chaos zum Gesamtbild: Was wir aus 5000 Puzzleteilen über komplexe IT-Projekt
Katrin Rabow
fully occupied
high occupancy

14:00 - 14:40
Vom Monolith zum modularen System: Architektur verbessern ohne Rewrite
Patrick Baumgartner
fully occupied
high occupancy

15:00 - 15:40
Ausbildung von Junior Devs im KI-Zeitalter | Zwischen Agents, Vibe und alten Tugenden
Kajetan Mischok
fully occupied
high occupancy

16:00 - 16:40
The Judgment Day: How to Defend Against CVEs, Worms, and AI
Mohammad-Ali A'râbi
fully occupied
high occupancy

Jeanne d'Arc

 88

09:00 - 09:40
Wenn Ereignisse Fragen stellen: Event-driven AI im laufenden Betrieb
Thomas Müller
fully occupied
high occupancy

10:00 - 10:40
Diebstahlschutz für Tokens in SPAs mit DPoP (Demonstrated Proof-of-Possession)
Niko Köbler
fully occupied
high occupancy

12:00 - 12:40
Terraform vs. Pulumi: 100% Code, 0% Slides
Artun Subasi
fully occupied
high occupancy

13:00 - 13:40
From Signals to Decisions: How AI Agents Help Prevent Fraud in Real Time
Ricardo Mello
fully occupied
high occupancy

14:00 - 14:40
Schneller und sicher deployen mit ArgoCD und Harbor
Kristina Müller
fully occupied
high occupancy

15:00 - 15:40
EUDI-Wallet - Der Weg der Credentials
Daniel Vergien, Markus Kreusch
fully occupied
high occupancy

16:00 - 16:40
Teams im Zeitalter der KI: Ohne Entscheidung und Agilität geht's gar nicht!
Baptiste Grand
fully occupied
high occupancy

Salle Petit Paris

 120

09:00 - 10:40
GPU und Java, eine aussichtreiche Liaison? GPU-Programmierung in reinem Java.
Marwan Abu-Khalil
fully occupied
high occupancy

12:00 - 12:40
Hotspots statt Issue-Listen: Warum 40.000 Findings niemandem helfen
Michael Chytiris
fully occupied
high occupancy

13:00 - 13:40
Natürliche Sprache statt Filtermaske: 3 AI-Ansätze im Vergleich
Sebastian Kuehnau
fully occupied
high occupancy

14:00 - 14:40
Finding Java Memory Leaks with Heap Dumps (JDK 27)
Badr Kacimi
fully occupied
high occupancy

15:00 - 15:40
I Can Quit Big Tech Anytime – oder: Mein Versuch digital unabhängig zu werden
Giulia Maier
fully occupied
high occupancy

16:00 - 16:40
The Product Engineer: What I Learned Watching Java Teams Adopt AI Engineering
Dominique Broeglin
fully occupied
high occupancy

17:00 - 17:40
xUnit, zwei Welten: Was JUnit und PHPUnit voneinander lernen können
Sebastian Bergmann
fully occupied
high occupancy

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Schulungsraum 1

09:00 - 17:00
Spring AI in der Praxis: RAG, MCP und LLM-Evaluation
Thorben Janssen
fully occupied
high occupancy

Schulungsraum 2

09:00 - 17:00
Inside Agentic AI – Ein Self-Improving Agent System in Java an einem Tag aufbauen
Ingo Düppe
fully occupied
high occupancy

Schulungsraum 3

09:00 - 17:00
GitHub Copilot SDK: your language idiomatic, model and vendor agnostic, API to driving AI from code
Ed Burns
fully occupied
high occupancy

Schulungsraum 4

09:00 - 17:00
Spec-driven Development mit dem AI Unified Process
Simon Martinelli
fully occupied
high occupancy

Schulungsraum 5

09:00 - 17:00
Keycloak Quickstart – Einstiegsworkshop
Niko Köbler
fully occupied
high occupancy

Schulungsraum 6

09:00 - 17:00
Vom Schichten-Modell zur hexagonalen Architektur mit Java und Spring
Dagmar de Haan
fully occupied
high occupancy

Schulungsraum 7

09:00 - 17:00
Java-Security mit KI: Vom Coding-Assistenten zum Security-Reviewer
Jan Jürjens
fully occupied
high occupancy

Schulungsraum 8

09:00 - 17:00
Agentic Software Modernization: Legacy-Systeme KI-gestützt analysieren und verbessern
Gerd Aschemann, Markus Harrer
fully occupied
high occupancy

Schulungsraum 9

09:00 - 17:00
Kollaborative Architekturarbeit erleben: Drei Praktiken für dein Team
Tom Asel
fully occupied
high occupancy

Schulungsraum 10

09:00 - 17:00
Kotlin Fundamentals for Java Developers
Frederik Pietzko, Simon Vergauwen
fully occupied
high occupancy

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