group speakers.title

I'm a Senior Data Scientist based in Brussels with around 8 years of experience taking AI systems from a business problem all the way through data, modeling, deployment, and monitoring. These days I focus on Generative AI: building multilingual RAG chatbots, fine-tuning large language models like GPT-4, Claude, and Gemini, and designing agentic AI workflows with LangGraph, AutoGen, and CrewAI. I currently work with Zazmic, a Google Partner, where I've shipped high-volume AI solutions serving more than 10M requests a month on GCP Vertex AI.

Passionate about the Java ecosystem and the JVM, Achraf Hasbi works at the intersection of software development, performance engineering, and financial markets.With a strong interest in low-latency challenges and high-throughput processing, he explores the inner workings of the JVM, Java application optimization, and the design of robust systems.He is currently a Java Practice Lead and R&D Engineer at an investment bank. He also shares his expertise through technical articles on Medium, with a particular focus on the Java platform applied to the financial industry.As the creator of Quant4J, an open-source Java library dedicated to quantitative finance, he enjoys exploring, experimenting, and sharing knowledge around Java, performance, and financial systems.Medium: https://medium.com/@achrafhasbi

I'm a Junior SRE/DevOps engineer, part of the team that builds Oracle REST Data Services (ORDS) at Oracle. My work primarily focuses on automation, building infrastructure, incident response, monitoring, and sometimes fixing issues/bugs in the ORDS product. Outside of work, I post content about either the Go programming language (@gobdarija) or Rust (@rustbdarija) in Moroccan dialect. Fun fact: I love lions.

Andrea is a software engineer with a broad experience in several industries ranging from e-commerce to industrial automation, from public administration to Web TV / music. His interests are in algorithms, data and AI.

A business trainer with experience in delivering training sessions since 2006. She has participated in numerous professional development programs focused on methods of working with people and supporting their growth, including Coaching School, Business Trainer School, Rational Behavior Therapy, and Solution-Focused Brief Therapy. For several years, she was responsible for employee training and development at an international corporation. She currently works as a freelance trainer, specializing in social and interpersonal skills in business. Among other areas, she supports IT leaders and software developers in developing their soft skills. Her training approach is based on experiential learning, with a strong emphasis on interactive, workshop-based methods and intensive skills practice. She is a co-organizer and trainer of the Soft Skills for Developers workshops. She has spoken at numerous conferences in Poland, including Devoxx PL, JDD, 4Developers, BoilingFrogs, TestWarez, and many others. She is also a member of the program committees of several conferences, including Devoxx PL, where she is responsible for the soft skills track.

Helping Devs build cool stuff, learn faster, and laugh along the way — one bug at a time.𝘈𝘭𝘭 𝘷𝘪𝘦𝘸𝘴 𝘦𝘹𝘱𝘳𝘦𝘴𝘴𝘦𝘥 𝘢𝘳𝘦 𝘮𝘺 𝘰𝘸𝘯.

Aymane El Maini a Software Engineer at Imedia24, passionate about backend systems, performance, and how things work under the hood. I enjoy exploring compilers, low-level programming, and distributed systems, and is always learning.

Serial digital indiepreneur building internet products since 2012.Former software engineer and IT consultant across multiple private and public organizations.Over the years, I've built and launched 100+ products across mobile, SaaS, Shopify, marketplaces, and the web.Some made money. Some were acquired. Many ended up in the graveyard.I'm partially nomadic, a minimalist at heart, and enjoy building from wherever life takes me while keeping things simple.I love sharing value and giving back. That's why I regularly speak at conferences, podcasts, community events, and other gatherings whenever possible.Football has been part of my life since I was 7 years old. Former football player, lifelong fan, and still active on the pitch.

Badr is CTO at Mchain and has over 18 years of experience designing and building distributed systems. He holds a PhD in Distributed Systems Security from Institut Polytechnique de Paris and is the author of the book Blockchain by Example. His work focuses on blockchain, cybersecurity, digital trust, and emerging technologies, helping organizations design secure and scalable distributed platforms.

Badr Kacimi is a Senior Consultant at Blue Harvest Belgium and ABN AMRO Bank in the Netherlands, where he designs and develops advanced analytical financial risk models. His day‑to‑day work spans the JVM/Spring and Python ecosystems, and he increasingly serves as a trusted advisor to Blue Harvest’s clients on technology strategy and engineering best practices.Badr is an active member and contributor to the technology community, regularly sharing knowledge and insights at conferences and user groups, including: • BeJUG (Belgium Java User Group) • BruJUG (Brussels Java User Group) • Voxxed Days Luxembourg • Microsoft Foundry & Azure User Group Utrecht • Devoxx Belgium Reviewer

Ben Evans is a Java Champion and Senior Principal Software Engineer at IBM, where he is the Technical Lead for Observability for Red Hat Cloud Native Runtimes. Previously he was Lead Architect for Instrumentation at New Relic, and co-founded jClarity, a performance tools startup acquired by Microsoft.He has also worked as Chief Architect for Listed Derivatives at Deutsche Bank and as Senior Technical Instructor for Morgan Stanley. He served for 6 years on the Java Community Process Executive Committee, helping define new Java standards.Ben is the author of eight books, including "Optimizing Cloud Native Java", “Java in a Nutshell” and the “The Well-Grounded Java Developer” and writes regularly for Oracle's Java Magazine and other industry publications. He speaks regularly at conferences worldwide.

Brahim is a Lead Software Engineer with over 12 years of experience designing and building full-stack software solutions. In his day-to-day work, he leads the development of complex web and desktop applications, managing the entire lifecycle from robust front-end architectures to underlying system-level integrations.Beyond his daily technical leadership, his core passion lies in low-level programming and infrastructure. He is currently architecting a custom, high-performance cloud orchestrator built entirely in Rust. By utilizing Firecracker microVMs and highly concurrent, standalone orchestration processes, he is engineering a platform designed to provide highly isolated, bare-metal compute capabilities with ultra-low latency.Brahim's expertise spans the modern software stack, allowing him to seamlessly navigate between crafting user-facing applications and architecting high-performance distributed systems.

Originally from Argentina, I've been living in the Barcelona area for +20 years. Started in the IT world in 2006, building my career within the Finance and Insurance business. My path started as a developer in different areas (business oriented and also more technical tasks). I have also been working on development support and a brief DevOps period, until my current position as a Security Architect.In my free time I enjoy music, reading, climbing, pilates, traveling and socializing.

Staff Developer Advocate for Snyk, Java Champion, Oracle Ace Pro, and Software Engineer with over a decade of hands-on experience in creating and maintaining software. He is passionate about Java, (Pure) Functional Programming and Cybersecurity. Brian is a JUG leader for the Virtual JUG and the NLJUG. He also co-leads the DevSecCon community and is a community manager for Foojay. He is a regular international speaker on mostly Java-related conferences like JavaOne, Devnexus, Devoxx, Jfokus, JavaZone and many more. Besides all that, Brian is a military reserve for the Royal Netherlands Air Force and a Taekwondo Master / Teacher.

Carlos Sanchez is a Principal Scientist at Adobe Experience Manager, specializing in software automation and agentic applications. Involved in Open Source for over 20 years, he is the author of the Jenkins Kubernetes plugin and a member of the Apache Software Foundation amongst other open source groups, contributing to several projects, such as Kubernetes, Jenkins or Apache Maven.

Network engineer who is curious about how things actually work under the hood. Somewhere between configs and broken topologies, I build stuff, fix stuff, and figure out why it broke in the first place.I like making complex networking concepts feel less intimidating because nobody should have to suffer through a dry RFC to understand how their traffic flows.

Danny is a developer at heart, regularly writing and talking about development and testing, and is a Google Developer Expert for Android.He worked for companies like Groupon, Viacom, eBay, writing Android apps, but started his mobile career long before Android with Java ME and BlackBerry applications. Having transitioned into full-stack development at SoundCloud, he now spends his time between various frontend and backend technologies and products, usually accompanied by a few trusted AI agents.

David vonThenen is an AI/ML Engineer where he focuses on production AI systems, enterprise AI strategy, and architectures for explainable, governable, and reliable generative AI. His work spans Agentic AI, Graph RAG, Document RAG, AI memory systems, multi-agent architectures, OpenSearch, Neo4j, data lineage, provenance, and AI governance.David has more than 20 years of experience building production software across AI/ML, speech and NLP, Kubernetes, cloud-native platforms, storage, virtualization, and backup/recovery. He combines hands-on engineering with technical strategy, open-source leadership, developer advocacy, and customer-facing architecture work.

Dmytro is a software engineer with experience in scalable applications and enhancing user experiences. With a strong foundation in backend development, cloud systems, etc. Currently working at VictoriaMetrics, focusing on cloud solutions and datasources for VictoriaMetrics and VictoriaLogs. Proficient in languages such as Go, Javascript, TypeScript, he is passionate about leveraging technology to solve real-world problems and improve efficiency.

I value simplicity and intentionality over blindly applying patterns and abstractions. I care deeply about the design and testability of the software I create. I also value communication and collaboration and enjoy sharing my knowledge through open-source contributions and technical articles.

Fabio Niephaus is a senior research manager on the GraalVM project at Oracle. He works on GraalPy, GraalWasm, and other Graal Languages, GraalVM Native Image, developer tools, and the overall GraalVM developer experience.

I am an engineering leader with 20+ years building and scaling teams — from early-stage startups to high-growth product companies across multiple industries. Started off by managing large scale Oracle Database and ERP systems at Dell and National Instruments. Eventuqlly joined startups in the Petroleum and Energy sector in Texas focusing on data-intensive and cloud SaaS platforms. I returned to Morocco and currently Heading Engineering at Yakeey, leading the Marketplace organization. I bring a hands-on view of the realities of startup engineering: building teams from scratch, making architecture bets under uncertainty, and shipping when resources are tight. Currently Based in Casablanca, I am passionate about engineering leadership startups and scale-ups, with roots in cloud, data and distributed systems.

Hi, I'm Francesco, based in Rome, Italy. I'm a Computer Scientist, and from 2017 to 2020, I contributed to the European Space Agency's Copernicus project.I'm an active presence in online developer communities, especially on Twitter, YouTube, and Discord. Recognized as a Docker Captain, I've hosted official Docker events and appeared on their YouTube channel. Professionally, I focus on roles within developer relations, centered around content strategy and community engagement.Currently, my main creative efforts are directed towards my YouTube channel, where I've interviewed over 250 developers. My content primarily covers Rust, Blockchain technologies, DevOps practices, and Web Development. I also enjoy engaging with the community through live streams

François Martin is a senior full-stack software engineer at Karakun AG in Switzerland, passionate about building high-quality applications. He co-authored the open-source JavaFX frameworks WorkbenchFX and PreferencesFX, and organizes Basel's Hackergarten to help developers get involved with open-source projects.François is an Oracle ACE Associate and co-authored the ISTQB Test Analyst v4.0 syllabus. He is also part of the content committees for the BaselOne and DevBcn conferences.François has given 80 talks, workshops, and mentoring sessions across 17 countries. He has spoken at major international conferences, including WeAreDevelopers World Congress, JavaZone, NDC Oslo, Jfokus, KCDC, Devnexus, and Devoxx Greece. He regularly shares practical insights to inspire developers and help teams build better software.

Gerrit Grunwald is a software engineer that loves coding for around 40 years already. He is a true believer in open source and he is an active member of the Java community, where he founded and leads the Java User Group Münster (Germany), he is a JavaOne rockstar, Java Champion and IBM Champion. He is a speaker at conferences and user groups internationally and writes for several magazines.