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Champion

Julien Dubois

Microsoft

Julien Dubois manages the Java Developer Relations team at Microsoft.
He is known as the creator and lead developer of the JHipster project, and as a Java Champion. In the past 25 years, Julien mainly worked with the Java and Spring technologies, leading technical teams for many different customers across all industries. As he loves sharing his passion, Julien wrote a book on the Spring Framework, spoke at more than 200 international conferences, and created several popular Open Source projects.

Badges 16

Talks 17

  1. Devoxx Belgium 2025

    Building AI agents with Structured Outputs, Function Calling, and MCP

    October 2025GenAI & Beyond

  2. Devoxx Belgium 2025

    Panel Discussion: LangChain4j Turns Two - What We’ve Learned and What’s Next

    October 2025GenAI & Beyond

  3. Devoxx France 2025

    Construire une IA agentique avec les Structured Outputs, Function Calling et MCP

    April 2025Data & AI

  4. Devoxx Belgium 2024

    Panel Discussion: LangChain4j, a year later.

    October 2024Data & (Gen)AI

  5. Devoxx Belgium 2024

    Build your own enterprise ChatGPT with Open Source

    October 2024Data & (Gen)AI

  6. Devoxx Belgium 2024

    Easy RAG with LangChain4J and Docker

    October 2024Data & (Gen)AI▶ Watch

  7. Devoxx France 2024

    Meet with an OSS project: LangChain4j

    April 2024Data & AI

  8. Devoxx France 2024

    Comprendre l'IA: construisez votre propre ChatGPT d'entreprise avec LangChain4J

    April 2024Data & AI

  9. Devoxx Belgium 2022

    What is JHipster Lite and why should you care?

    October 2022Development Practices▶ Watch

  10. Devoxx UK 2022

    Purple Pound - Accessibility in the UK and becoming a Master Accessible Author.

    May 2022People & Culture

  11. Devoxx Belgium 2019

    Spring on azure

    November 2019Cloud, Containers & Infrastructure▶ Watch

  12. Voxxed Days Microservices 2019

    Deploying spring boot microservices on azure

    October 2019Cloud, Containers & Infrastructure▶ Watch

  13. Devoxx Belgium 2018

    Jhipster 5 - what's new and noteworthy

    November 2018Server Side Java▶ Watch

  14. Devoxx France 2018

    Migrer à spring boot 2 lorsque l'on a une "vraie" application

    April 2018java

  15. Devoxx France 2018

    Jhipster: what's new in our spring/summer 2018 collection

    April 2018java

  16. Devoxx Belgium 2017

    Easy microservices with jhipster

    November 2017Server Side Java▶ Watch

  17. Devoxx Belgium 2017

    Jhipster bof

    November 2017Modern Web