Emmanuel Bernard
@emmanuelbernard.com
Open Source software engineer: Hibernate team, Quarkus co-founder and more. Cloud Services @ Red Hat.
Les Cast Codeurs founder. Java Champion...
Les Cast Codeurs founder. Java Champion...
Reposted by Emmanuel Bernard
Un épisode news pour février. C'est demain vendredi 13 12:30, on parle de datacenter dans l'espace, de carrier class et plein d'autres choses. https://www.youtube.com/watch?v=JDJggyk5F_c
February 12, 2026 at 5:21 PM
Un épisode news pour février. C'est demain vendredi 13 12:30, on parle de datacenter dans l'espace, de carrier class et plein d'autres choses. https://www.youtube.com/watch?v=JDJggyk5F_c
I'm catching up on some Quarkus news and this one caught my eye
quarkus.io/blog/buildin...
It all started from "builds are slow", and the team as usual asked the 5 whys (or more) and reset all expectations to find a proper solution. Proud of this community ❤️.
quarkus.io/blog/buildin...
It all started from "builds are slow", and the team as usual asked the 5 whys (or more) and reset all expectations to find a proper solution. Proud of this community ❤️.
Towards faster builds
Quarkus: Supersonic Subatomic Java
quarkus.io
February 12, 2026 at 8:54 AM
I'm catching up on some Quarkus news and this one caught my eye
quarkus.io/blog/buildin...
It all started from "builds are slow", and the team as usual asked the 5 whys (or more) and reset all expectations to find a proper solution. Proud of this community ❤️.
quarkus.io/blog/buildin...
It all started from "builds are slow", and the team as usual asked the 5 whys (or more) and reset all expectations to find a proper solution. Proud of this community ❤️.
Reposted by Emmanuel Bernard
Episode 336 - Interview Kotlin avec Arnaud Giuliani #Kotlin #Android #Coroutines #MobileDevelopment #KotlinMultiplatform #ReactiveProgramming #OpenSource #Backend #DeveloperCommunity sur www.youtube.com/watch?v=07TM... et en podcast lescastcodeurs.com/2026/02/06/l...
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February 6, 2026 at 3:04 PM
Episode 336 - Interview Kotlin avec Arnaud Giuliani #Kotlin #Android #Coroutines #MobileDevelopment #KotlinMultiplatform #ReactiveProgramming #OpenSource #Backend #DeveloperCommunity sur www.youtube.com/watch?v=07TM... et en podcast lescastcodeurs.com/2026/02/06/l...
When you know I've taken notes in a meeting but you do not find them anymore...
January 27, 2026 at 9:47 AM
When you know I've taken notes in a meeting but you do not find them anymore...
Reposted by Emmanuel Bernard
Tous les liens vers les slides, les repos GitHub avec nos démos, sont disponibles ici :
glaforge.dev/talks/2026/0...
En plus, avec du ☕️ #java dedans, avec @micronautfw.bsky.social, @quarkus.io, @langchain4j.dev et #ADKjava.
Aucun 🐍 Python en vue !
glaforge.dev/talks/2026/0...
En plus, avec du ☕️ #java dedans, avec @micronautfw.bsky.social, @quarkus.io, @langchain4j.dev et #ADKjava.
Aucun 🐍 Python en vue !
On AI Standards and Protocols: Focus on MCP and A2A
At SnowCamp 2026,
with my Cast Codeurs
buddy Emmanuel Bernard
of Hexactgon,
I had the chance to deliver a talk on AI standards and protocols,
with a big focus on MCP (Model Context Protocol),
and A2A ...
glaforge.dev
January 16, 2026 at 11:10 AM
Tous les liens vers les slides, les repos GitHub avec nos démos, sont disponibles ici :
glaforge.dev/talks/2026/0...
En plus, avec du ☕️ #java dedans, avec @micronautfw.bsky.social, @quarkus.io, @langchain4j.dev et #ADKjava.
Aucun 🐍 Python en vue !
glaforge.dev/talks/2026/0...
En plus, avec du ☕️ #java dedans, avec @micronautfw.bsky.social, @quarkus.io, @langchain4j.dev et #ADKjava.
Aucun 🐍 Python en vue !
Reposted by Emmanuel Bernard
Au #SnowCamp j'ai eu le plaisir de donner une conférence avec
@emmanuelbernard.com sur les 𝗽𝗿𝗼𝘁𝗼𝗰𝗼𝗹𝗲𝘀 𝗲𝘁 𝘀𝘁𝗮𝗻𝗱𝗮𝗿𝗱𝘀 𝗽𝗼𝘂𝗿 𝗹𝗲𝘀 𝗮𝗴𝗲𝗻𝘁𝘀 𝗜𝗔, avec un focus sur #MCP et #A2A
@emmanuelbernard.com sur les 𝗽𝗿𝗼𝘁𝗼𝗰𝗼𝗹𝗲𝘀 𝗲𝘁 𝘀𝘁𝗮𝗻𝗱𝗮𝗿𝗱𝘀 𝗽𝗼𝘂𝗿 𝗹𝗲𝘀 𝗮𝗴𝗲𝗻𝘁𝘀 𝗜𝗔, avec un focus sur #MCP et #A2A
January 16, 2026 at 11:10 AM
Au #SnowCamp j'ai eu le plaisir de donner une conférence avec
@emmanuelbernard.com sur les 𝗽𝗿𝗼𝘁𝗼𝗰𝗼𝗹𝗲𝘀 𝗲𝘁 𝘀𝘁𝗮𝗻𝗱𝗮𝗿𝗱𝘀 𝗽𝗼𝘂𝗿 𝗹𝗲𝘀 𝗮𝗴𝗲𝗻𝘁𝘀 𝗜𝗔, avec un focus sur #MCP et #A2A
@emmanuelbernard.com sur les 𝗽𝗿𝗼𝘁𝗼𝗰𝗼𝗹𝗲𝘀 𝗲𝘁 𝘀𝘁𝗮𝗻𝗱𝗮𝗿𝗱𝘀 𝗽𝗼𝘂𝗿 𝗹𝗲𝘀 𝗮𝗴𝗲𝗻𝘁𝘀 𝗜𝗔, avec un focus sur #MCP et #A2A
Reposted by Emmanuel Bernard
Episode 335 - 200 terminaux en prod vendredi #IA #Predictions2026 #JavaTerminal #JavaTUI #CSS #outils sur www.youtube.com/watch?v=x4k9... et en podcast lescastcodeurs.com/2026/01/16/l...
YouTube
Share your videos with friends, family, and the world
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January 16, 2026 at 10:57 AM
Episode 335 - 200 terminaux en prod vendredi #IA #Predictions2026 #JavaTerminal #JavaTUI #CSS #outils sur www.youtube.com/watch?v=x4k9... et en podcast lescastcodeurs.com/2026/01/16/l...
Les humains et les agents travaillent main dans la pince. @glaforge.dev et moi au @snowcamp.bsky.social
January 15, 2026 at 1:05 PM
Les humains et les agents travaillent main dans la pince. @glaforge.dev et moi au @snowcamp.bsky.social
Function calling interesting new patterns and their usage in agentic frameworks
emmanuelbernard.com/blog/2026/01...
emmanuelbernard.com/blog/2026/01...
Anthropic has improved function calling and that’s good
If you’ve used function calling in your agentic apps, you know the challenges: Piling up tools consumes a lot of tokens as each tool definition is carried in your context window. Having many too...
emmanuelbernard.com
January 12, 2026 at 10:21 AM
Function calling interesting new patterns and their usage in agentic frameworks
emmanuelbernard.com/blog/2026/01...
emmanuelbernard.com/blog/2026/01...
I did not know but it looks like you cannot have a Claude Subscription and use it with other tolls than Claude Code. I was using OpenCode and now it rejects it. Sad panda.
January 9, 2026 at 9:56 AM
I did not know but it looks like you cannot have a Claude Subscription and use it with other tolls than Claude Code. I was using OpenCode and now it rejects it. Sad panda.
Note to self, it is 2026 now, not 2025.
January 5, 2026 at 8:41 AM
Note to self, it is 2026 now, not 2025.
Reposted by Emmanuel Bernard
Episode 334 - Interview de Muriel Ekovich sur les biais cognitifs #BiaisCognitif #Neurosciences #PriseDeDecision #Numerique #Expertise #Perception #Empathie #Metacognition #Recrutement #CultureDEntreprise sur www.youtube.com/watch?v=kMfK... et en podcast lescastcodeurs.com/2025/12/24/l...
www.youtube.com
December 24, 2025 at 2:26 PM
Episode 334 - Interview de Muriel Ekovich sur les biais cognitifs #BiaisCognitif #Neurosciences #PriseDeDecision #Numerique #Expertise #Perception #Empathie #Metacognition #Recrutement #CultureDEntreprise sur www.youtube.com/watch?v=kMfK... et en podcast lescastcodeurs.com/2025/12/24/l...
Reposted by Emmanuel Bernard
Et pour finir en beauté, mardi 23 décembre à 10h, Interview d'Arnaud Giuliani (Koin, Kotzilla) sur Kotlin Les Cast Codeurs https://www.youtube.com/watch?v=D2kDIs5u2rg
December 19, 2025 at 8:16 AM
Et pour finir en beauté, mardi 23 décembre à 10h, Interview d'Arnaud Giuliani (Koin, Kotzilla) sur Kotlin Les Cast Codeurs https://www.youtube.com/watch?v=D2kDIs5u2rg
Reposted by Emmanuel Bernard
2025 - la "rétro" des cast codeurs en vidéo
YouTube video by lescastcodeurs
www.youtube.com
December 17, 2025 at 2:53 PM
Reposted by Emmanuel Bernard
Episode 333 - A vendre OSS primitif TBE #LLM #JavaScript #OpenSource #Acquisition #Java #Kotlin #MCP #SpringBoot #IA #Quarkus #Mistral #Infrastructure #IBM #Opus45 #Gemini3 #Cloud #Incidents #Architecture #CQRS sur www.youtube.com/watch?v=INrB... et en podcast lescastcodeurs.com/2025/12/15/l...
www.youtube.com
December 15, 2025 at 4:01 PM
Episode 333 - A vendre OSS primitif TBE #LLM #JavaScript #OpenSource #Acquisition #Java #Kotlin #MCP #SpringBoot #IA #Quarkus #Mistral #Infrastructure #IBM #Opus45 #Gemini3 #Cloud #Incidents #Architecture #CQRS sur www.youtube.com/watch?v=INrB... et en podcast lescastcodeurs.com/2025/12/15/l...
Hey l'équipe @devoxx.fr, j'ai publié @lescastcodeurs.com 333 juste pour que vous écoutiez en allant à la soirée ce soir 😇
December 15, 2025 at 4:02 PM
Hey l'équipe @devoxx.fr, j'ai publié @lescastcodeurs.com 333 juste pour que vous écoutiez en allant à la soirée ce soir 😇
Do you use zsh? I recommend you set in your .zshrc the following: setopt NO_BANG_HIST
This will avoid mess around single quote and ! interpretations in your "command line ` strings !".
This will avoid mess around single quote and ! interpretations in your "command line ` strings !".
December 10, 2025 at 11:32 AM
Do you use zsh? I recommend you set in your .zshrc the following: setopt NO_BANG_HIST
This will avoid mess around single quote and ! interpretations in your "command line ` strings !".
This will avoid mess around single quote and ! interpretations in your "command line ` strings !".
You know this server loosely hanging by its hdmi cable ? Courtesy of motorized standing desk. 😱
November 28, 2025 at 8:35 PM
You know this server loosely hanging by its hdmi cable ? Courtesy of motorized standing desk. 😱
I might not know how to spell Software *Craftsmanship* without help but I am optimistic of its relevance in the Coding Agent era emmanuelbernard.com/blog/2025/11...
Software Craftsmanship and AI
Yesterday I went to a presentation by Cyrille Matraire on Software Craftsmanship and AI. And I ended up surprisingly optimistic about the role of humans in software development. A history of software...
emmanuelbernard.com
November 20, 2025 at 3:35 PM
I might not know how to spell Software *Craftsmanship* without help but I am optimistic of its relevance in the Coding Agent era emmanuelbernard.com/blog/2025/11...
Reposted by Emmanuel Bernard
Episode 332 - Groquik revient, Emmanuel s'en va #Java #Spring #Quarkus #Infinispan #Gemini #Javelit #développement #IA #modèles #outils #productivité #NTP #JVM #RedHat sur www.youtube.com/watch?v=QZSm... et en podcast lescastcodeurs.com/2025/11/18/l...
www.youtube.com
November 18, 2025 at 10:24 AM
Episode 332 - Groquik revient, Emmanuel s'en va #Java #Spring #Quarkus #Infinispan #Gemini #Javelit #développement #IA #modèles #outils #productivité #NTP #JVM #RedHat sur www.youtube.com/watch?v=QZSm... et en podcast lescastcodeurs.com/2025/11/18/l...
A big page has turned for me, I've left Red Hat. emmanuelbernard.com/blog/2025/11...
Leaving Red Hat - a 20-years page has been turned
After 20 years of an Open Source led career at JBoss and Red Hat, I have decided to leave this family and explore a new path. My journey at JBoss and Red Hat This is a long and not an easy page to...
emmanuelbernard.com
November 13, 2025 at 2:53 PM
A big page has turned for me, I've left Red Hat. emmanuelbernard.com/blog/2025/11...
When VSCode messes up with my Zen thing(*) and my terminal tools. Ho to fix it.
emmanuelbernard.com/blog/2025/11...
(*) I watched Tron Legacy 10 days or so ago 😎
emmanuelbernard.com/blog/2025/11...
(*) I watched Tron Legacy 10 days or so ago 😎
JBang, Visual Studio Code, and the mysterious disappearing changes
I recently spent time automating some of my repetitive tasks using JBang scripts, with Claude Code helping me along the way in VSCode (oh sorry, it’s called Visual Studio Code now). Everything seemed ...
emmanuelbernard.com
November 10, 2025 at 9:30 AM
When VSCode messes up with my Zen thing(*) and my terminal tools. Ho to fix it.
emmanuelbernard.com/blog/2025/11...
(*) I watched Tron Legacy 10 days or so ago 😎
emmanuelbernard.com/blog/2025/11...
(*) I watched Tron Legacy 10 days or so ago 😎
Reposted by Emmanuel Bernard
Episode 331 - Le retour des jackson 5 #Java #JUnit #Grails #Jackson #Groovy #IA #React #Wasm #UUID #RAG #MCP #NanoBanana #YAML #Documentation #RTO #CloudCode sur youtube www.youtube.com/watch?v=n6UK... et en podcast lescastcodeurs.com/2025/11/06/l...
www.youtube.com
November 6, 2025 at 2:59 PM
Episode 331 - Le retour des jackson 5 #Java #JUnit #Grails #Jackson #Groovy #IA #React #Wasm #UUID #RAG #MCP #NanoBanana #YAML #Documentation #RTO #CloudCode sur youtube www.youtube.com/watch?v=n6UK... et en podcast lescastcodeurs.com/2025/11/06/l...
Reposted by Emmanuel Bernard
Les inscriptions sont ouvertes pour la soirée Spring Boot 4 & Passkeys en partenariat avec le Spring meetup.
Par @snicoll.be et @kehrlann.bsky.social
Cher Criteo
Le lundi 10 novembre prochain
www.parisjug.org/events/2025/...
Par @snicoll.be et @kehrlann.bsky.social
Cher Criteo
Le lundi 10 novembre prochain
www.parisjug.org/events/2025/...
Soirée Spéciale Spring
Date et lieu Lundi 10 Novembre 2025 à 19h00 Dans les locaux de Criteo Les sessions sont filmées et le public est photographié. Les photographies sont ensuite publiées sur le site du Paris JUG et autre...
www.parisjug.org
November 5, 2025 at 8:39 AM
Les inscriptions sont ouvertes pour la soirée Spring Boot 4 & Passkeys en partenariat avec le Spring meetup.
Par @snicoll.be et @kehrlann.bsky.social
Cher Criteo
Le lundi 10 novembre prochain
www.parisjug.org/events/2025/...
Par @snicoll.be et @kehrlann.bsky.social
Cher Criteo
Le lundi 10 novembre prochain
www.parisjug.org/events/2025/...
And now @cescoffier.bsky.social will be pleased.
November 5, 2025 at 12:49 PM
And now @cescoffier.bsky.social will be pleased.