
Jean-Francois James
@jefrajames
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Software Architect, Distinguished Expert at Worldline, Java enthusiast, Open Source contributor, DevOps advocate, martial artist
France
Joined June 2013
RT @OmniFishEE: Learn how to monitor Java virtual threads effectively by using tools like VisualVM and jcmd. Keep track of thread count, CP….
jefrajames.wordpress.com
Introduction In my previous article, we’ve seen what Virtual Threads (VTs) are, how they differ from Platform Threads (PTs), and how to use them with Helidon 4. In simple terms, VTs bring in …
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Heureux de faire partie de l'équipe et de pouvoir contribuer à @DevoxxFR 2025 !.
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Mon aventure avec @DevoxxFR continue. Très heureux de poursuivre en participant à la sélection des CFP 2025. Ce n'est pas comme préparer une conf, mais je sens que ça va être intense . .
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RT @worldlinetech: 🚀 New video: "When #Java Meets AI" By @jefrajames. Ready to bridge the gap between Java and AI? Learn how to integrate L….
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RT @worldlinetech: Always interesting to get the vision of our engineers about the future of tech jobs. Why will our job change? A first an….
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Voilà qui résume parfaitement ma vision des choses. Jean d'Ormesson avait décidément le sens de l'élégance. Tout en légèreté et en profondeur. .
« Nous n’avons après tout que quelques années à passer dans ce mystère qu’est la vie. Autant l’éclairer par un peu de beauté, de passion, d’amusement. ».Jean D’ormesson
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RT @RaphaelSemeteys: A vibrant second episode in our series of internal Technical Events. Many insightful talks, demos and discussions. Tha….
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Receiving such a compliment from @sebi2706 himself, my day couldn't have started any better. You have been a great source of inspiration for me. Thank you for your kindness and your support. We have one thing in common: "Passion driven development"!.
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This was my last talk at @WorldlineGlobal . I've started with punch card and end with @QuarkusIO and Generative IO. It's time to retire after 40 years of passion in IT and software development. Thanks to all my colleagues for their support. Long live to @worldlinetech.
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Thank you @OmniFishEE for mentioning my article. I will be happy to deep dive how Virtual Threads work with Application Servers at @parisjug #JavaDay next week with my colleague @foxlegend. cc @worldlinetech.
Learn how to monitor Java virtual threads effectively by using tools like VisualVM and jcmd. Keep track of thread count, CPU usage, and memory consumption to optimize performance. By @jefrajames 🧵📊.#Java #VirtualThreads #Monitoring
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RT @OmniFishEE: Learn how to monitor Java virtual threads effectively by using tools like VisualVM and jcmd. Keep track of thread count, CP….
jefrajames.wordpress.com
Introduction In my previous article, we’ve seen what Virtual Threads (VTs) are, how they differ from Platform Threads (PTs), and how to use them with Helidon 4. In simple terms, VTs bring in …
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RT @RaphaelSemeteys: After months of preparation, I can't wait for the Season to finally begin! .#WorldlineTeX #TechAtWorldline.
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En effet, c'était vraiment sympa d'accueillir la team @parisjug dans nos locaux @WorldlineGlobal à la Défense. Heureux d'avoir parlé de @QuarkusIO et @langchain4j devant une belle audience. Cc @worldlinetech.
Heureux d'avoir hébergé le @parisjug hier dans les locaux de @WorldlineGlobal hier pour la soirée IA & LLM "Spring AI et Quarkus Langchain4J. Super talks de @RickenBrice puis @jefrajames!.Le replay là . #TechAtWorldline #SpringAI #LAngChain4J
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Almost ready for @parisjug at @WorldlineGlobal with @__sunix_ preparing the streaming. Cc @worldlinetech.
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RT @parisjug: 🎉 Jeudi matin ont ouvre les inscriptions pour événement, mardi prochain #IA #Java Spring AI par @RickenBrice et Quarkus Lanch….
parisjug.org
Bienvenue au Paris JUG Le Paris JUG est un groupe d’utilisateurs Java ayant pour but de réunir les acteurs du langage (professionnels, communautés open source, institutions, étudiants, enseignants…)...
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Great post from @agoncal about a great event : @DevoxxFR . A unique mix of energy, passion and friendship! Thanks to the organisation team.
@DevoxxFR.#Backstage blog post: Thursday
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