Champion

José Paumard

Oracle

José is a Java Developer Advocate at Oracle. He holds a PhD in applied mathematics and computer science and is a Java Champion alumnus. He has been an assistant professor at the University Sorbonne Paris Nord for 25 years. He is an active member of the Paris Java User Group, and a disorganizer of the JChateau unconference. He contributes Java learning content on the dev.java website. He publishes "Java Coding Tips", a biweekly series of shorts, and the "JEP Café", a video series, both on the Java YouTube channel.

Badges 12

Talks 46

Devoxx Belgium 2026
Will Valhalla Fix Tony's Billion-Dollar Mistake?
October 2026Java Language & Platform
Devoxx Belgium 2026
Analyze and Optimize Your Applications with JFR
October 2026Java Language & Platform
Devoxx Belgium 2026
Using Structured Concurrency and Scoped Values to Create a Virtual Threads Based Asynchronous Application
October 2026Java Language & Platform
Devoxx UK 2026
The Structured Concurrency API in JDK 26: Scoped and Joiners
May 2026Java
Devoxx UK 2026
Application Performance Made Better with JFR
May 2026Development Practices
Devoxx France 2026
Virtual Threads, Structured Concurrency et Scoped Values en Java 25 et au-delà
April 2026Java & Languages
Devoxx France 2026
Se retourner la tête avec les quiz Java de José et Jean-Michel
April 2026Java & Languages
Devoxx France 2026
Développer une Application Asynchrone avec l'API Structured Concurrency
April 2026Java & Languages
Devoxx Belgium 2025
Developing an Asynchronous Application with Virtual Threads and Structured Concurrency
October 2025Java
Devoxx Belgium 2025
Fast-Track JDK Tools for the Modern Software Developer
October 2025Java
Devoxx Belgium 2025
Loom in JDK 25: Virtual Threads, Structured Concurrency, and Scoped Values
October 2025Java
Devoxx Belgium 2025
Developing an Asynchronous Application with Virtual Threads and Structured Concurrency
October 2025Java
Devoxx UK 2025
The Gatherer API: the tool that was missing in the Stream API
May 2025Java▶ Watch
Devoxx UK 2025
Memory API: Patterns, Uses Cases, and Performance
May 2025Java▶ Watch
Devoxx France 2025
Refactorer votre code vers le Data Oriented Programming
April 2025Java & Languages
Devoxx France 2025
L'API Gatherer : l'outil qui manquait à vos Streams
April 2025Java & Languages
Devoxx France 2025
Memory API : Patterns, Performance et Cas d'Utilisation
April 2025Java & Languages
Devoxx Belgium 2024
If Streams Are So Great, Let’s Use Them Everywhere... Right??
October 2024java▶ Watch
Devoxx Belgium 2024
Memory API: Patterns, Uses Cases, and Performance
October 2024java▶ Watch
Devoxx Belgium 2024
Refactoring your Application to Data Oriented Programming
October 2024java
Devoxx France 2024
Day of the Dukentacle : la meilleure façon de prévoir le futur, c'est de le fabriquer soi-même
April 2024Java
Devoxx France 2024
Programmation Parallèle SIMD avec l'API Vector
April 2024Java
Devoxx France 2024
Refactorer votre code vers le Data Oriented Programming
April 2024Java
Devoxx Belgium 2023
SIMD Parallel Programming with the Vector API
October 2023java▶ Watch
Devoxx Belgium 2023
Value types and Pattern matching: bringing your data back on stage
October 2023java▶ Watch
Devoxx UK 2023
Concurrent and Asynchronous Programming : state of Loom in Java 20 and 21
May 2023java
Devoxx UK 2023
Clean Code with Records, Sealed Classes and Pattern Matching
May 2023java
Devoxx Belgium 2022
Clean Code with Records, Sealed Classes and Pattern Matching
October 2022java▶ Watch
Devoxx Belgium 2022
Java Collections Puzzlers
October 2022java▶ Watch
Devoxx Belgium 2022
Loom is Blooming
October 2022java▶ Watch
Devoxx UK 2022
Explore Java 17 and beyond
May 2022java
Devoxx UK 2022
Loom is Looming
May 2022java
Devoxx UK 2021
Java 17 Deep Dive
November 2021java
Devoxx Belgium 2019
Designing functional and fluent api: example of the visitor pattern
November 2019Java Language▶ Watch
Devoxx Belgium 2019
Java keeps throttling up!
November 2019Java Language▶ Watch
Devoxx Belgium 2019
The sincerest form of flattery
November 2019Java Language▶ Watch
Devoxx Belgium 2019
Building your own jdk in 10 steps
November 2019Java Language▶ Watch
Devoxx Belgium 2018
Lambdas and streams master class part 1
November 2018Java Language▶ Watch
Devoxx Belgium 2018
Lambdas and streams master class part 2
November 2018Java Language▶ Watch
Devoxx France 2018
Java fullthrottle
April 2018java
Devoxx Belgium 2017
Collectors in the wild!
November 2017Java Language▶ Watch
Devoxx Belgium 2017
Jax-rs and cdi bike the (reactive) bridge!
November 2017Server Side Java▶ Watch
Devoxx Belgium 2015
Asynchronous programming in Java 8: how to use CompletableFuture
November 2015java▶ Watch
Devoxx Belgium 2015
Java 8 Stream and RxJava comparison: patterns and performances
November 2015java▶ Watch
Devoxx Belgium 2015
Java SE 8 for Java EE Developers
November 2015ssj▶ Watch
Devoxx Belgium 2015
CDI 2.0 is coming
November 2015ssj▶ Watch

José Paumard

Badges 12

Talks 46

Will Valhalla Fix Tony's Billion-Dollar Mistake?

Analyze and Optimize Your Applications with JFR

Using Structured Concurrency and Scoped Values to Create a Virtual Threads Based Asynchronous Application

The Structured Concurrency API in JDK 26: Scoped and Joiners

Application Performance Made Better with JFR

Virtual Threads, Structured Concurrency et Scoped Values en Java 25 et au-delà

Se retourner la tête avec les quiz Java de José et Jean-Michel

Développer une Application Asynchrone avec l'API Structured Concurrency

Developing an Asynchronous Application with Virtual Threads and Structured Concurrency

Fast-Track JDK Tools for the Modern Software Developer

Loom in JDK 25: Virtual Threads, Structured Concurrency, and Scoped Values

Developing an Asynchronous Application with Virtual Threads and Structured Concurrency

The Gatherer API: the tool that was missing in the Stream API

Memory API: Patterns, Uses Cases, and Performance

Refactorer votre code vers le Data Oriented Programming

L'API Gatherer : l'outil qui manquait à vos Streams

Memory API : Patterns, Performance et Cas d'Utilisation

If Streams Are So Great, Let’s Use Them Everywhere... Right??

Memory API: Patterns, Uses Cases, and Performance

Refactoring your Application to Data Oriented Programming

Day of the Dukentacle : la meilleure façon de prévoir le futur, c'est de le fabriquer soi-même

Programmation Parallèle SIMD avec l'API Vector

Refactorer votre code vers le Data Oriented Programming

SIMD Parallel Programming with the Vector API

Value types and Pattern matching: bringing your data back on stage

Concurrent and Asynchronous Programming : state of Loom in Java 20 and 21

Clean Code with Records, Sealed Classes and Pattern Matching

Clean Code with Records, Sealed Classes and Pattern Matching

Java Collections Puzzlers

Loom is Blooming

Explore Java 17 and beyond

Loom is Looming

Java 17 Deep Dive

Designing functional and fluent api: example of the visitor pattern

Java keeps throttling up!

The sincerest form of flattery

Building your own jdk in 10 steps

Lambdas and streams master class part 1

Lambdas and streams master class part 2

Java fullthrottle

Collectors in the wild!

Jax-rs and cdi bike the (reactive) bridge!

Asynchronous programming in Java 8: how to use CompletableFuture

Java 8 Stream and RxJava comparison: patterns and performances

Java SE 8 for Java EE Developers

CDI 2.0 is coming