Champion

Julien Topçu

Shodo

Julien is a CTO and hands-on technical coach with 15 years+ of experience, specializing in Domain-Driven Design (#DDD). His expertise lies in helping organizations build systems that deliver high business value. Julien focuses on aligning organizational structure, architecture and software practices with business objectives. As a member of the OWASP foundation, he actively promotes application security best practices. An international speaker, Julien enjoys sharing his knowledge with others.

Badges 12

Talks 30

  1. Devoxx Poland 2026

    You thought technical debt was bad? Meet design debt!

    June 2026Development Practices

  2. Devoxx UK 2026

    Model Mitosis: Stop making the wrong choice between microservices and monolith

    May 2026Architecture

  3. Voxxed Days Bucharest 2026

    Hexagonal Architecture in Practice, Live Coding That Will Make Your Applications More Sustainable

    April 2026Architecture

  4. Devoxx France 2026

    Vous pensiez que la dette technique était le pire? Voici la dette de conception!

    April 2026Development Practices

  5. Devoxx France 2026

    The Hive : coder un monolithe modulaire prêt pour les microservices

    April 2026Architecture

  6. Devoxx Belgium 2025

    Live Coding The Hive: building a microservices-ready modular monolith

    October 2025Architecture

  7. VoxxedDays Luxembourg 2025

    Model Mitosis : ne plus se tromper entre les microservices et le monolithe

    June 2025Architecture, Perf. & Sec.

  8. Devoxx Poland 2025

    Hexagonal Architecture in Practice, Live Coding That Will Make Your Applications More Sustainable

    June 2025Architecture

  9. Devoxx Poland 2025

    Model Mitosis: Stop making the wrong choice between microservices and monolith

    June 2025Architecture

  10. Devoxx UK 2025

    Hexagonal Architecture in Practice, Live Coding That Will Make Your Applications More Sustainable

    May 2025Architecture▶ Watch

  11. Voxxed Days Amsterdam 2025

    Hexagonal Architecture in Practice, Live Coding That Will Make Your Applications More Sustainable

    April 2025Architecture

  12. Voxxed Days Zurich 2025

    Model Mitosis: Stop making the wrong choice between microservices and monolith

    March 2025Architecture

  13. Devoxx Belgium 2024

    Model Mitosis: Stop making the wrong choice between microservices and monolith

    October 2024Architecture▶ Watch

  14. Devoxx Belgium 2024

    Hexagonal Architecture in Practice, Live Coding That Will Make Your Applications More Sustainable

    October 2024Architecture▶ Watch

  15. Voxxed Days Luxembourg 2024

    Model Mitosis : ne plus se tromper entre les microservices et le monolithe

    June 2024Architecture, Perf. & Sec.

  16. Devoxx France 2024

    L'Architecture Hexagonale par la pratique, le live coding qui rendra vos applications plus pérennes

    April 2024Architecture

  17. Devoxx France 2024

    Model Mitosis : ne plus se tromper entre les microservices et le monolithe

    April 2024Architecture

  18. Voxxed Days CERN 2024

    Model Mitosis: Scale software while avoiding becoming a legacy monolith without falling into the microservices trap

    January 2024Development Practices

  19. Voxxed Days CERN 2024

    Conway's Law: When Best Practices Are Not Enough

    January 2024Development Practices

  20. Voxxed Days Ticino 2024

    Conway's Law: When Best Practices Are Not Enough

    January 2024Development Practices

  21. Devoxx Belgium 2023

    REST next level : Crafting domain-driven web APIs

    October 2023Development Practices▶ Watch

  22. Devoxx Belgium 2023

    Conway's Law: When Best Practices Are Not Enough

    October 2023Development Practices▶ Watch

  23. Devoxx Poland 2023

    OAUTH 2.1 explained simply (even if you are not a developer) !

    June 2023Security

  24. Devoxx Poland 2023

    REST next level : Crafting domain-driven web APIs

    June 2023Architecture

  25. Devoxx Belgium 2022

    OAUTH 2.1 explained simply (even if you are not a developer) !

    October 2022Security▶ Watch

  26. Devoxx UK 2022

    REST next level : Crafting business-oriented web APIs

    May 2022Architecture

  27. Devoxx Belgium 2019

    How to get properly hacked!

    November 2019Security▶ Watch

  28. Devoxx Belgium 2019

    Junit: time to shift into 5th gear!

    November 2019Java Language▶ Watch

  29. Devoxx Belgium 2018

    Find and track the hidden vulnerabilities inside your dependencies

    November 2018Architecture & Security▶ Watch

  30. Devoxx Belgium 2018

    Developers, you should stop estimating your tasks! #noestimates

    November 2018Methodology & Culture▶ Watch