Speakers at Devoxx Belgium 2025
Connect with 204 world-class speakers and industry experts
Abdel Sghiouar
Abdel Sghiouar is a senior Developer @Google Cloud. A co-host of the Kubernetes Podcast by Google and a CNCF Ambassador. His focused areas are High Scale distributed systems on Kubernetes, Service Mesh, and Serverless. With a background in datacenter scale architecture and operations and consulting. He spends most of his time working on optimizing GenAI Apps for large scale operations using Cloud Native Technologies and producing content targeting developers and ops professionals.
Adam Bien
Developer (Architect), Consultant, Trainer, Podcaster (https://airhacks.fm), AWS Hero and Java (Champion) enthusiast Adam Bien (https://adambien.blog) has been using Java since JDK 1.0 and JavaScript since LiveScript and still enjoys writing code.Adam regularly organises Java / Web / Cloud / Architectures online live workshops https://airhacks.live and a monthly Q&A live streaming show: https://airhacks.tv.
Adam Michalik
Quality freak, clean code preacher, TDD enthusiast, pair-programming practitioner. In love with Java since the start of my career, excited about devops in the last few years. Developing highly-available core systems at Rabobank.
Adam Sotona
Adam is a software engineer with over 25 years of experience designing, implementing, and improving Java tools and libraries. He is a member of the OpenJDK team, currently working on Project Babylon. His recent work includes the implementation of JEP 484: Class-File API.When he's not immersed in code, Adam enjoys exploring new technologies, teaching Java, sailing, photography, and playing the ukulele.
Adriaan de Jonge
Adriaan de Jonge works as Senior Solutions Architect at AWS, where he helps public sector organizations in Benelux with their cloud adoption. His background in Serverless architectures and global experience across India, U.A.E., and Singapore shapes his pragmatic approach to technology adoption. Based in the Netherlands since 2023, he balances his technical work with a creative outlet: crafting allergen-free pastries.
Adrien Pessu
I am a Field Security Specialist at GitHub, but above all, I am a passionate developer, particularly in developer productivity and AI. I am also particularly interested in application security (AppSec). Not only that, but I enjoy finding/fixing security bugs, as well as sharing and implementing best practices.
Ahmad Adel
I am an experienced solution engineer and cloud architect specializing in data management , security and sovereignty and building agentic Gen AI applications through RAG and Graph RAG. I currently occupy the role of Data management specialist at Google.
Aicha Laafia
Aicha Laafia, a Java software engineer with a love for coding, an interest in sustainability, and a commitment to empowering women in tech.I am a WomenTech Makers and GirlCodedev ambassador, and a member of the TheMoroccanACS Association of Computing Science.Recently I joined JetBrains Community Contributor program.I focus on creating software with minimal environmental impact while mentoring and supporting women in technology. I enjoy exploring delicious food, and watching Formula 1 when I'm not coding.I write articles about sustainability , Java ecosystem and anything I am interested in Medium
Alex Bunardzic
Alex Bunardzic is a seasoned software development leader with a deep passion for craftsmanship and sustainable engineering. As Director of Development at Service Points, he has spent years in the trenches tackling one of the most persistent and costly challenges in the industry: software maintenance.Alex is now at the forefront of exploring the emerging human-AI partnership in development. He moves beyond the hype of "vibe coding" to pioneer practical, disciplined workflows. In his work, he champions "Test-Driven Navigation (TDN)," a powerful methodology that bridges the battle-tested wisdom of Extreme Programming with the raw capability of modern AI. Alex argues that the developer's role isn't disappearing—it's being elevated. His talks provide a clear, actionable roadmap for developers to become the strategic architects of their systems, guiding AI to do the heavy lifting without sacrificing quality or control.
Alex Gavrilescu
Alex Gavrilescu leads backend & web engineering at Funstage GmbH in Vienna, keeping millions of free‑to‑play gamers happily tapping. He still ships code, tinkers with Raspberry Pi Kubernetes clusters for fun, and is passionate about weaving project‑management smarts with practical AI. Most recently he created Backlog.md, a micro‑tool that turns side‑project chaos into shippable tasks.
Alexander Chatzizacharias
Alexander, a 35-year-old Software Engineer at JDriven, holds dual Dutch and Greek nationality. He earned his master’s degree in Game Studies from the University of Amsterdam, where he discovered his passion for gamification and software engineering. Alexander aims to bridge the gap between game development and software engineering, believing that both industries have much to learn from each other. He is dedicated to integrating technologies and methodologies from both fields. Additionally, he enjoys experimenting with new technologies and cutting-edge sdk's.
Alina Yurenko
Alina is a developer advocate for GraalVM at Oracle Labs, a research & development organization at Oracle. Loves both programming and natural languages, compilers, and open source. Ambassador of snacks and not running.
Ana-Maria Mihalceanu
Ana is a Java Champion Alumni, Developer Advocate for the Java Platform Group at Oracle, guest author of the book "DevOps tools for Java Developers", and a constant adopter of challenging technical scenarios involving Java-based frameworks and multiple cloud providers. She actively supports technical communities' growth through knowledge sharing and enjoys curating content for conferences as a program committee member. To learn more about/from her, follow her on Twitter @ammbra1508.
Andrei Shakirin
Andrei is a Solutions Architect at Amazon Web Services and a former Pivotal Labs engineer, specializing in the design of highly scalable systems and generative AI applications.He is an active committer to several Spring and Apache open-source projects and a regular speaker at technical conferences.His areas of interest include Java and Spring, GenAI integration, resilient distributed systems, security, and domain-driven design.
Andy Bailey
I've been mucking around with computers and programming since I was 16. Since then I studied at Sussex University in the UK and got a Degree in Computer Science and AI.During my studies my attention was brought to a weird new SDK for a system that promised "Write once, run anywhere". This was in 1995 and my first encounter with Java.I have a varied professional background from Research Assistant at the UK Ministry of Defence (where I was able to play with some awesome tools for AI back in the 1980's!) to my current position as Technical Team Lead for a project migrating RPG to Java.I have been a professional Java Backend Developer for over 25 years now.Unrelated to this is a love of singing, a passion for reading and joy found in the kitchen, where despite my best efforts I have yet to kill anyone with food poisoning.My current owner is a cat named Petti and my long suffering Wife of 30 years.
Angelos Bimpoudis
Angelos is working on the specification and implementation of the Java programming language and compiler, at the Java Platform Group/Oracle.
Annabelle Buffart
Annabelle Buffart is a UX strategist, consultant, and founder of Llama Corp, where she helps organizations turn complex digital challenges into meaningful user experiences. With over 13 years of experience in agile environments, she has worked with major corporations, public institutions, and international teams across Europe.Passionate about co-creation, facilitation, and collective intelligence, Annabelle integrates methods like Design Thinking, Design Sprint, and Lego Serious Play to spark insight and alignment within teams. As a facilitator and frequent speaker on innovation and UX, she brings energy, empathy, and clarity to every workshop and intervention.
Anthony Dahanne
Software Developer for 15+ years, my favorite topics are containerization (Docker and Kubernetes), building tools, Continuous Integration and, of course, core Java development.Having recently joined HeroDevs, I work on patching and releasing EOL OSS Java and Spring projects.I'm also a maintainer of the Paketo Java buildpacks.In my spare time, I work on various open source projects : from Mastodon bots written in NodeJS or Go, to Android apps!
Anton Arhipov
Anton is a Developer Advocate at JetBrains, working with Kotlin, IntelliJ IDEA, and AI-driven developer tools. With a background in server-side development, he has spent over a decade building software for developers. A Java Champion since 2014, Anton speaks at conferences, shares insights on the Kotlin YouTube channel, and enjoys exploring new ideas in programming languages, AI-powered tooling, and developer workflows. He’s always experimenting with new tech, looking for ways to make coding more efficient and enjoyable.
Arjen Poutsma
Arjen is an experienced software engineer with talent and passion for designing simple, yet powerful programming interfaces.For nearly 20 years, he was a key contributor to the Spring Framework, where he played a vital role in conceiving and developing features such as @Controller, functional web endpoints, and Spring’s suite of HTTP clients—including RestTemplate, WebClient, and RestClient.Today, Arjen leverages his deep expertise to help organizations improve the design, development and growth of their APIs, and help navigate the open-source ecosystem. He also specializes in reducing code complexity, offering pragmatic guidance to teams aiming for more maintainable and efficient software.
Arjen Wiersma
Arjen is a seasoned Cybersecurity Consultant at Scyon, passionate about guiding developers and organizations in using the power of AI responsibly and securely. With a career spanning over three decades in the software industry, he brings a wealth of hands-on experience to the discussion on secure coding in the age of AI.His diverse background includes pivotal roles such as working on analytical products in Silicon Valley, reverse engineering chat protocols at eBuddy, and shaping the next generation of tech professionals as Chief of Product at NOVI Hogeschool. Arjen also was the Dutch ambassador for HackTheBox, fostering a community around ethical hacking and security practices.
Artie Shevchenko
Artie Shevchenko is a software engineer, university lecturer, and author with over a decade of diverse industry experience. Passionate about sharing his expertise, he contributes to the tech community through writing, teaching, and mentoring. His recent book, Code Health Guardian, explores the evolving role of human software engineers in the AI era.His broad experience—as a software engineer, engineering manager, and CEO across tech giants like Google (2015–2019) and Canva (2023–), medium-sized companies, and startups—drives his pragmatic and thoughtful approach to code review and software development.
Arun Gupta
Arun Gupta is a globally recognized expert in developer relations, open source strategy, and go-to-market innovation. With over 25 years of experience at Intel, Apple, Amazon, and Red Hat, he’s built developer communities that drive adoption and aligned DevRel with product, marketing, and sales to create lasting champions. Arun advocates mindfulness, kindness, and developer empathy as the foundation of modern DevRel.He chaired the CNCF and OpenSSF governing boards, leading ecosystem growth and open source security initiatives. Arun also helped Fortune 100 companies embrace open collaboration through founding multiple open source program offices. A global speaker and author, Arun has keynoted in 50+ countries, is a Docker Captain and Java Champion, and founded Devoxx4Kids USA. He actively supports initiatives like TEDAI and the UN’s Tech Over Hackathon.
Aurélie Vache
Aurélie Vache is a Developer Advocate at OVHcloud. She is CNCF ambassador, Docker Captain, Google Cloud Developer Expert, Women techmarkers Ambassador & GitPod Hero. She has been working as a Developer and Ops for 19 years. Cloud enthusiast and advocates DevOps/Cloud/Golang best practices.Conferences and meetups organizer since 2016. Technical writer (dev.to/aurelievache), a book author & reviewer, a sketchnoter and a speaker at international conferences.Mentor and promote diversity and accessibility in technology.She created a new visual way for people to learn and understand Cloud technologies: "Understanding Kubernetes/Istio/Docker in a visual way" in sketchnotes, books and videos.Blog: https://dev.to/aurelievache/YouTube: https://www.youtube.com/c/AurelieVache
Balkrishna Rawool
Balkrishna works as an Engineering Lead at ING Bank. He is also a frequent speaker at renowned tech conferences. He has passion for continuous learning and genuine desire to sharing knowledge. Although he has been working with Java for many years, he finds latest developments in Java quite exciting.In his free time, he enjoys playing chess. The analytical thinking and foresight used in chess is something he finds useful in software development.