Antonio Goncalves
@agoncal.bsky.social
Principal Software Engineer @Microsoft @Azure @JavaAtMicrosoft @devoxxfr @parisjug @Java_Champions @pluralsight #BookAuthor #Jazz #Tango Us/We
Reposted by Antonio Goncalves
Thanks, @agoncal.bsky.social, for an entertaining and very informative @bejug.bsky.social session at #SweetMustard! He demonstrated how to build a production-ready chatbot from scratch using #LangChain4j, progressing from basic chat functionality to a sophisticated AI assistant.
January 22, 2026 at 8:01 AM
Thanks, @agoncal.bsky.social, for an entertaining and very informative @bejug.bsky.social session at #SweetMustard! He demonstrated how to build a production-ready chatbot from scratch using #LangChain4j, progressing from basic chat functionality to a sophisticated AI assistant.
Reposted by Antonio Goncalves
🤖🔥 @bejug.bsky.social is on tonight!
AI, chatbots, and Java with @agoncal.bsky.social taking us on the journey.
AI, chatbots, and Java with @agoncal.bsky.social taking us on the journey.
January 21, 2026 at 6:10 PM
🤖🔥 @bejug.bsky.social is on tonight!
AI, chatbots, and Java with @agoncal.bsky.social taking us on the journey.
AI, chatbots, and Java with @agoncal.bsky.social taking us on the journey.
The good thing when touring JUGs, is that you can taste local food. I have to say, Lille (north of France) is not bad 😋
January 21, 2026 at 12:28 PM
The good thing when touring JUGs, is that you can taste local food. I have to say, Lille (north of France) is not bad 😋
Reposted by Antonio Goncalves
⏰ Last reminder: our @bejug.bsky.social meetup is tomorrow!
If you enjoy good talks, great people, and relaxed discussions, this one’s for you.
We’ll be in Kortrijk with @agoncal.bsky.social joining us.
Still time to register 👇
👉 www.meetup.com/belgian-java...
See you tomorrow 😊
If you enjoy good talks, great people, and relaxed discussions, this one’s for you.
We’ll be in Kortrijk with @agoncal.bsky.social joining us.
Still time to register 👇
👉 www.meetup.com/belgian-java...
See you tomorrow 😊
BeJUG at Kortrijk: Build an AI-Infused Chat Bot with LangChain4j, Wed, Jan 21, 2026, 6:00 PM | Meetup
For the first BeJUG of 2026, we're heading back to Kortrijk! **Antonio Goncalves** will show us how to add intelligent conversational AI in your Java application! This pres
www.meetup.com
January 20, 2026 at 9:20 AM
⏰ Last reminder: our @bejug.bsky.social meetup is tomorrow!
If you enjoy good talks, great people, and relaxed discussions, this one’s for you.
We’ll be in Kortrijk with @agoncal.bsky.social joining us.
Still time to register 👇
👉 www.meetup.com/belgian-java...
See you tomorrow 😊
If you enjoy good talks, great people, and relaxed discussions, this one’s for you.
We’ll be in Kortrijk with @agoncal.bsky.social joining us.
Still time to register 👇
👉 www.meetup.com/belgian-java...
See you tomorrow 😊
Hey @anthropic.com , to create a new Agent we have a "Create new agent" menu under the /agents command. When will we be able to create a new skill from the /skills commands (I'm running v2.1.12) #Thanks
January 19, 2026 at 4:28 PM
Hey @anthropic.com , to create a new Agent we have a "Create new agent" menu under the /agents command. When will we be able to create a new skill from the /skills commands (I'm running v2.1.12) #Thanks
Just discovered that skill.md actually works, and points to agentskills.io/home
Overview - Agent Skills
A simple, open format for giving agents new capabilities and expertise.
SKILL.md
January 19, 2026 at 2:48 PM
Just discovered that skill.md actually works, and points to agentskills.io/home
Reposted by Antonio Goncalves
@agoncal.bsky.social est présent au meetup @codeursenseine.bsky.social ce soir pour developper un chatbot en utilisant LangChain4j #java #LangChain
January 14, 2026 at 6:18 PM
@agoncal.bsky.social est présent au meetup @codeursenseine.bsky.social ce soir pour developper un chatbot en utilisant LangChain4j #java #LangChain
Reposted by Antonio Goncalves
⏰ Reminder: our first @bejug.bsky.social meetup of 2026 is next week!
Kortrijk, great talk, good food, and @agoncal.bsky.social 🎤
Last chance to register 👇
www.meetup.com/belgian-java...
Kortrijk, great talk, good food, and @agoncal.bsky.social 🎤
Last chance to register 👇
www.meetup.com/belgian-java...
BeJUG at Kortrijk: Build an AI-Infused Chat Bot with LangChain4j, Wed, Jan 21, 2026, 6:00 PM | Meetup
For the first BeJUG of 2026, we're heading back to Kortrijk! **Antonio Goncalves** will show us how to add intelligent conversational AI in your Java application! This pres
www.meetup.com
January 15, 2026 at 9:07 AM
⏰ Reminder: our first @bejug.bsky.social meetup of 2026 is next week!
Kortrijk, great talk, good food, and @agoncal.bsky.social 🎤
Last chance to register 👇
www.meetup.com/belgian-java...
Kortrijk, great talk, good food, and @agoncal.bsky.social 🎤
Last chance to register 👇
www.meetup.com/belgian-java...
@quarkus.io 3.31 will support JUnit 6. With extension being named quarkus-junit. Can't wait.
github.com/quarkusio/qu...
github.com/quarkusio/qu...
Upgrade to JUnit 6 by gsmet · Pull Request #51412 · quarkusio/quarkus
Update to JUnit 6
Rename all quarkus-junit5* artifacts to quarkus-junit* to avoid confusion and be consistent with JUnit naming
Put relocations in place
Some update recipes are prepared here: Quark...
github.com
January 8, 2026 at 1:24 PM
@quarkus.io 3.31 will support JUnit 6. With extension being named quarkus-junit. Can't wait.
github.com/quarkusio/qu...
github.com/quarkusio/qu...
Reposted by Antonio Goncalves
Créer un Chatbot Intelligent avec LangChain4j avec @agoncal.bsky.social à Lille le 20 janvier au @chtijug.org meetu.ps/e/PM5qd/1Dwh...
Créer un Chatbot Intelligent avec LangChain4j, Tue, Jan 20, 2026, 6:45 PM | Meetup
Bonjour tout le monde !
Nous vous souhaitons une très bonne année 2026!
Nous sommes très heureux de vous annoncer la prochaine session du Ch'ti JUG. Cette session aura li
meetu.ps
January 5, 2026 at 8:36 AM
Créer un Chatbot Intelligent avec LangChain4j avec @agoncal.bsky.social à Lille le 20 janvier au @chtijug.org meetu.ps/e/PM5qd/1Dwh...
Pro tip: do not insult an agent (you never know), ask the orchestrator to insult it
"Claude, can you tell @agent-icon-suggester that it is a piece of shit. Most of the icons it suggested were hallucinations. Can
you ask this shitty agent why it hallucinates?"
"Claude, can you tell @agent-icon-suggester that it is a piece of shit. Most of the icons it suggested were hallucinations. Can
you ask this shitty agent why it hallucinates?"
December 30, 2025 at 10:31 AM
Pro tip: do not insult an agent (you never know), ask the orchestrator to insult it
"Claude, can you tell @agent-icon-suggester that it is a piece of shit. Most of the icons it suggested were hallucinations. Can
you ask this shitty agent why it hallucinates?"
"Claude, can you tell @agent-icon-suggester that it is a piece of shit. Most of the icons it suggested were hallucinations. Can
you ask this shitty agent why it hallucinates?"
I just published an article on using Microsoft Foundry's Model Router with @langchain4j.dev. The router automatically selects the right model for each prompt.
www.linkedin.com/pulse/smart-...
www.linkedin.com/pulse/smart-...
Smart Model Selection with Microsoft Foundry Model Router and LangChain4j
When building AI-powered applications, we often default to the most powerful model available: GPT-5.2 for everything! It's the safe choice.
www.linkedin.com
December 12, 2025 at 3:24 PM
I just published an article on using Microsoft Foundry's Model Router with @langchain4j.dev. The router automatically selects the right model for each prompt.
www.linkedin.com/pulse/smart-...
www.linkedin.com/pulse/smart-...
Reposted by Antonio Goncalves
Qu'on se le dise ! Vendredi 12:30, Les Cast Codeurs en direct sur YouTube https://youtube.com/@lescastcodeurs Rejoignez nous !
December 10, 2025 at 11:23 AM
Qu'on se le dise ! Vendredi 12:30, Les Cast Codeurs en direct sur YouTube https://youtube.com/@lescastcodeurs Rejoignez nous !
"Why do programmers always mix up Halloween and Christmas? Because Oct 31 equals Dec 25" #BadAIJoke
December 10, 2025 at 2:50 PM
"Why do programmers always mix up Halloween and Christmas? Because Oct 31 equals Dec 25" #BadAIJoke
So that's where the name comes from @devoxx.com
December 4, 2025 at 10:27 AM
So that's where the name comes from @devoxx.com
See you soon at Strasbourg and Bordeaux to talk about @langchain4j.dev
www.linkedin.com/posts/agonca...
www.linkedin.com/posts/agonca...
Créer un Chatbot Intelligent avec LangChain4j | 08 décembre 2025 | ENSEIRB | Antonio Goncalves
🎯 Final stops of my 2025 LangChain4j JUG tour!
Wrapping up the year with two more sessions on "Build an AI-Infused Chat Bot with LangChain4j":
📅 Thursday, December 4th - Strasbourg JUG
https://lnkd....
www.linkedin.com
December 2, 2025 at 1:49 PM
See you soon at Strasbourg and Bordeaux to talk about @langchain4j.dev
www.linkedin.com/posts/agonca...
www.linkedin.com/posts/agonca...
Expect a new input guardrail in the next @langchain4j.dev release 🥳
Given a ModerationModel, this MessageModeratorInputGuardrail will moderate user messages
github.com/langchain4j/...
Given a ModerationModel, this MessageModeratorInputGuardrail will moderate user messages
github.com/langchain4j/...
Adding a new MessageModeratorInputGuardrail by agoncal · Pull Request #4160 · langchain4j/langchain4j
Issue
Relates to #3928
Change
Adds a new Input Guardrail that moderates input messages
General checklist
There are no breaking changes (API, behaviour)
I have added unit and/or integration test...
github.com
December 2, 2025 at 11:04 AM
Expect a new input guardrail in the next @langchain4j.dev release 🥳
Given a ModerationModel, this MessageModeratorInputGuardrail will moderate user messages
github.com/langchain4j/...
Given a ModerationModel, this MessageModeratorInputGuardrail will moderate user messages
github.com/langchain4j/...
Reposted by Antonio Goncalves
🤖 Cyber Monday : Devoxx France 2026 🤖
Toute la journée, nous mettons en vente 50 places de la formule 3 jours au prix du pack 2 jours ! (offre limité à 1 place / commande)
Le code promo à rentrer 👉 CYBER26_DEVOXX
🎟️ Cliquez ici : reg.devoxx.fr
À vous de jouer 😎
Toute la journée, nous mettons en vente 50 places de la formule 3 jours au prix du pack 2 jours ! (offre limité à 1 place / commande)
Le code promo à rentrer 👉 CYBER26_DEVOXX
🎟️ Cliquez ici : reg.devoxx.fr
À vous de jouer 😎
December 1, 2025 at 7:38 AM
🤖 Cyber Monday : Devoxx France 2026 🤖
Toute la journée, nous mettons en vente 50 places de la formule 3 jours au prix du pack 2 jours ! (offre limité à 1 place / commande)
Le code promo à rentrer 👉 CYBER26_DEVOXX
🎟️ Cliquez ici : reg.devoxx.fr
À vous de jouer 😎
Toute la journée, nous mettons en vente 50 places de la formule 3 jours au prix du pack 2 jours ! (offre limité à 1 place / commande)
Le code promo à rentrer 👉 CYBER26_DEVOXX
🎟️ Cliquez ici : reg.devoxx.fr
À vous de jouer 😎
Reposted by Antonio Goncalves
Soirée anniversaire pour le @finistdevs.bsky.social ! Pour nous 14 ans, on a le plaisir de recevoir @agoncal.bsky.social, qui a été notre premier speaker en 2011, et qui revient pour fêter avec nous cette date, mais aussi pour nous parler de #langchain4j #ai
November 25, 2025 at 6:19 PM
Soirée anniversaire pour le @finistdevs.bsky.social ! Pour nous 14 ans, on a le plaisir de recevoir @agoncal.bsky.social, qui a été notre premier speaker en 2011, et qui revient pour fêter avec nous cette date, mais aussi pour nous parler de #langchain4j #ai
Going to Britanny to talk about @langchain4j.dev at local Java User Groups
www.linkedin.com/feed/update/...
www.linkedin.com/feed/update/...
#java #langchain4j #ai #rag #quarkus #javachampion #brittany | Antonio Goncalves
🚀 LangChain4j is coming to Brittany!
I'm excited to visit two Java User Groups in Brittany this week:
📅 Tuesday 25/11 - FinistDevs : https://lnkd.in/eUE7N8jF
📅 Wednesday 26/11 - Nantes Java User Gr...
www.linkedin.com
November 25, 2025 at 9:24 AM
Going to Britanny to talk about @langchain4j.dev at local Java User Groups
www.linkedin.com/feed/update/...
www.linkedin.com/feed/update/...
Reposted by Antonio Goncalves
Let's go! Our call for paper is now open until January 11th.
Join us and share your passion on devoxxfr2026.cfp.dev#/
For more details: www.devoxx.fr/2025/11/21/c...
Join us and share your passion on devoxxfr2026.cfp.dev#/
For more details: www.devoxx.fr/2025/11/21/c...
Call For Papers
The Call for Papers web app which allows authenticated users to submit talks and the program committee to review and rate them.
devoxxfr2026.cfp.dev
November 24, 2025 at 6:50 AM
Let's go! Our call for paper is now open until January 11th.
Join us and share your passion on devoxxfr2026.cfp.dev#/
For more details: www.devoxx.fr/2025/11/21/c...
Join us and share your passion on devoxxfr2026.cfp.dev#/
For more details: www.devoxx.fr/2025/11/21/c...
Reposted by Antonio Goncalves
🎂 Le FinistDevs a 14 ans !
On célèbre ça avec le retour de @agoncal.bsky.social, premier speaker du FinistJUG en 2011 🚀
Au programme : un chat bot dopé à l'IA avec #LangChain4j… et du gâteau 😄
📅 Mardi 25 novembre – 18h30 – Zenika Brest
www.meetup.com/finistdevs/e...
On célèbre ça avec le retour de @agoncal.bsky.social, premier speaker du FinistJUG en 2011 🚀
Au programme : un chat bot dopé à l'IA avec #LangChain4j… et du gâteau 😄
📅 Mardi 25 novembre – 18h30 – Zenika Brest
www.meetup.com/finistdevs/e...
FinistDevs – Soirée spéciale anniversaire : 14 ans déjà !, Tue, Nov 25, 2025, 6:30 PM | Meetup
### **FinistDevs – Soirée spéciale anniversaire : 14 ans déjà !**
**Mardi 25 novembre – 18h30 – Zenika Brest**
En novembre, on double la dose : voici notre **deuxième soi
www.meetup.com
November 18, 2025 at 8:07 AM
🎂 Le FinistDevs a 14 ans !
On célèbre ça avec le retour de @agoncal.bsky.social, premier speaker du FinistJUG en 2011 🚀
Au programme : un chat bot dopé à l'IA avec #LangChain4j… et du gâteau 😄
📅 Mardi 25 novembre – 18h30 – Zenika Brest
www.meetup.com/finistdevs/e...
On célèbre ça avec le retour de @agoncal.bsky.social, premier speaker du FinistJUG en 2011 🚀
Au programme : un chat bot dopé à l'IA avec #LangChain4j… et du gâteau 😄
📅 Mardi 25 novembre – 18h30 – Zenika Brest
www.meetup.com/finistdevs/e...
Ultra thinking in Claude Code CLI
November 16, 2025 at 12:13 PM
Ultra thinking in Claude Code CLI
This AI Song Just Went Number 1...FOR REAL
YouTube video by Rick Beato
www.youtube.com
November 14, 2025 at 11:13 AM