Hi, I am Ioannis, a Software Engineer whose 25-year industry journey began in Windows Desktop Development and Database Design, evolving into a Certified Android Developer driven by my passion for mobile technology.

A devoted Technology Events Speaker since 2016, frequently taking on stage at developer conferences in Greece and internationally, where I spotlight Google Technologies and Deep Learning.

A dedicated Computer Science Educator and content creator, committed to lifelong learning and knowledge sharing maintaining an active YouTube Channel and regularly publishing articles on Medium.com Blog to demystify Android, Machine Learning, and programming concepts for fellow developers.

Hi, I am Ioannis, a Software Engineer whose 25-year industry journey began in Windows Desktop Development and Database Design, evolving into a Certified Android Developer driven by my passion for mobile technology. A devoted Technology Events Spea... Show more

Je suis tombé dans la marmite Agile en 2018, après 17 ans de vie dans l'IT et la conception de produits.
D'abord Product Owner, puis Scrum Master. Aujourd’hui, j’accompagne les équipes dans leur découverte de l’Agilité.
Je me considère comme agnostique en matière d’Agilité. Pour moi les frameworks sont des outils utiles, à condition d’être bien compris et utilisés avec discernement.
Mon objectif est de rester fidèle au Manifeste Agile et à son esprit, tout en étant attentif aux impacts humains, organisationnels et environnementaux — notamment en promouvant un numérique responsable.

Je suis tombé dans la marmite Agile en 2018, après 17 ans de vie dans l'IT et la conception de produits. D'abord Product Owner, puis Scrum Master. Aujourd’hui, j’accompagne les équipes dans leur découverte de l’Agilité. Je me considère comme agnost... Show more

I turn tech topics into digestible content. I try to keep them a blend of information and entertainment. In my daily work I look at current developments in the security space, build Android sample code and am happy to work on feedback we are receiving from users. Please feel free to approach me about security, programming, Passkeys and Yubico. I also love to talk about community building at my GDG Berlin Android.

I turn tech topics into digestible content. I try to keep them a blend of information and entertainment. In my daily work I look at current developments in the security space, build Android sample code and am happy to work on feedback we are receivin... Show more

Dan is a Senior Integration Specialist for Deloitte as well as a Microsoft Azure MVP, a Microsoft Certified Azure Solutions Architect (MCSE), a Microsoft Certified Azure Developer (MCPD), and a Microsoft Certified Technical Specialist (MCTS) in BizTalk Server 2010. He’s also a Microsoft Certified Trainer (MCT) and a published Pluralsight author. Dan is an international speaker, invited to present at global events such as INTEGRATE (London & USA), Aviators in Hamburg (Germany), and PolarConf (Finland), as well as many Australian events such as Microsoft Ignite Australia (Sydney), API Days (Melbourne), the Global Azure Bootcamp and Xamarin Dev Days. He founded the Brisbane BizTalk User Group in 2005, and is co-organiser of the Brisbane Azure User Group. Dan has authored two courses for Pluralsight and is an active blogger [http://www.mindovermessaging.com].

Dan is a Senior Integration Specialist for Deloitte as well as a Microsoft Azure MVP, a Microsoft Certified Azure Solutions Architect (MCSE), a Microsoft Certified Azure Developer (MCPD), and a Microsoft Certified Technical Specialist (MCTS) in BizTa... Show more

Ragnar is a Most Valuable Professional (MVP) for Microsoft 365 Office Apps and Services. Together with MVP Alexander Egger, he hosts the “Alex & Ragnar Show,” a bi-weekly Video Live Stream about Microsoft 365 Hybrid Workplace and also "Guardians of M365 Governance" with Christian Buckley. Ragnar is a blogger and podcaster, headset geek, and core-member of Viva Explorers Community. He has an M.A. in Social Science and an Executive MBA, and has also published several books and articles about modern work.

Ragnar is a Most Valuable Professional (MVP) for Microsoft 365 Office Apps and Services. Together with MVP Alexander Egger, he hosts the “Alex & Ragnar Show,” a bi-weekly Video Live Stream about Microsoft 365 Hybrid Workplace and also "Guardians of ... Show more

Dr Booma Poolan Marikannan – Microsoft AI MVP, GenAI SME, Group Manager, Data & AI, Avanade, Charlotte, NC,USA
Dr Booma, a seasoned technologist with over a decade of extensive experience in the realms of technology and leadership, stands at the helm as the Microsoft AI MVP, AI Solution Architect, GenAI SME, Group Manager, Data & AI, Avanade, Charlotte, NC,USA. Her illustrious career has spanned more than 14 years, during which she has been a stalwart contributor to the conception and realization of groundbreaking GenAI solutions. With each endeavor, she adeptly illustrates the transformative potential of GenAI, casting a luminous spotlight on its profound implications for businesses.
Her contributions in this domain have earned her international acclaim, as she stands as a revered luminary in the field. Notably, she has been bestowed with the prestigious title of "Microsoft Most Valuable Professional in AI Platform(MVP-AI)", "Young Women Scientist" by the esteemed institution, HumCen, a testament to her unwavering dedication and exemplary work. Further enhancing her standing as a trailblazer, Dr Booma has been honored as an "Outstanding Researcher/Academician" by Women Icon, a tribute to her relentless pursuit of excellence.
Beyond her remarkable achievements, Dr Booma frequently imparts her profound wisdom and experience through the written word, sharing her erudition in the field of Artificial Intelligence through insightful articles and engaging tech discussions.
Notably, Dr Booma's dedication extends beyond her professional achievements. She is deeply committed to raising diversity and inclusivity within the world of technology. As a mentor to budding talent, she emphasizes the profound significance of inclusivity and equity, championing the cause of underrepresented voices and championing the principles of fairness and opportunity for all. Her indomitable spirit and achievements serve as an enduring inspiration to the world of technology and beyond.

Dr Booma Poolan Marikannan – Microsoft AI MVP, GenAI SME, Group Manager, Data & AI, Avanade, Charlotte, NC,USA Dr Booma, a seasoned technologist with over a decade of extensive experience in the realms of technology and leadership, stands at the hel... Show more

As GCD of Xebia Microsoft Services, Rene enables consultants to help organizations and leadership teams to build an engineering culture that allows them to build, deliver, and operate software in a secure and compliant way. With a focus on both the technical and cultural aspects of a company, Rene helps clients transform their work processes, operating model, and culture to become high-speed, innovative, and productive.

Rene is passionate about learning new technologies and exploring the cultural and people aspects of companies. He believes that by focusing on both technical implementation and cultural development, we can drive our industry forward. He loves sharing his knowledge and insights at conferences and training events.

As a frequently asked speaker at well-known industry events like GitHub Universe, NDC, Techorama, AllDayDevOps, NDC, and Visual Studio Live!, Rene is known for his expertise in Microsoft Azure, DevOps and DevOps Culture. In addition to being a Microsoft MVP since 2012, he is also the founder of the popular community event Global DevOps Bootcamp.

As GCD of Xebia Microsoft Services, Rene enables consultants to help organizations and leadership teams to build an engineering culture that allows them to build, deliver, and operate software in a secure and compliant way. With a focus on both the t... Show more

Meet Sebastian, an experienced problem-solver who's professionally been blending technology with creativity since 2003. He’s helped teams bring ideas to life and build cultures that truly put people first. Whether freelancing or leading global teams, Sebastian finds clever solutions that make a real impact.

A regular speaker at tech events—and once the organizer behind Sweden’s biggest .NET meetup at the .NET Core 1.0 launch—he's always exploring fresh ways to mix tech and teamwork, proving that smart solutions can be both effective and engaging.

Meet Sebastian, an experienced problem-solver who's professionally been blending technology with creativity since 2003. He’s helped teams bring ideas to life and build cultures that truly put people first. Whether freelancing or leading global teams,... Show more

Originally from the Philadelphia area, Sean is a Microsoft MVP with 15+ years of experience as a technical leader across commercial, non-profit, and federal clients. He's currently the VP of Innovation and Products at SCT Software; prior to that, he spent many years in consulting leading teams and leaders. He once completed a modernization project that industry analysts called "more complex than the moon landing". He has also been a trainer for the CSD Certification via ScrumAlliance and for the ICP-TST/ATA certifications via ICAgile. Aside from loving his work way too much, there's a good chance he's enjoying/stressing about being a new dad, sipping great beer, exploring the Arlington area, or singing somewhere. You can find him on Twitter at @sjkilleen or blogging not nearly often enough at SeanKilleen.com. He doesn't bite; say hi!

Originally from the Philadelphia area, Sean is a Microsoft MVP with 15+ years of experience as a technical leader across commercial, non-profit, and federal clients. He's currently the VP of Innovation and Products at SCT Software; prior to that, he ... Show more

Nadia Jiang is an entrepreneur, open-source enthusiastic, and DevRel expert. She currently serves as the Head of Open Source Growth at Ant Group, where she leads initiatives to drive innovation and collaboration within the open-source ecosystem. Previously, she was the COO of SegmentFault, China's largest developer Q&A community, and co-founder of Apache Answer.

Beyond her professional roles, Nadia is a passionate contributor to the global open-source community. She actively participates in organizations such as the China Open-Source Alliance (KAIYUANSHE), the Apache Software Foundation, OpenInfra Foundation, Linux Foundation, FOSSAsia, OpenUK, Chance Open-Source Foundation, China Computer Federation (CCF), and the China Institute of Communications (CIC). Her influence extends across borders, having spoken at major global open-source conferences, including CommunityOverCode Asia/EU/NA, Open Source Summit, State of Open Con, and FOSSAsia Summit.

Her dedication extends to organizing and volunteering for prominent open-source events. She serves as a core organizer and conference chair for events such as CommunityOverCode Asia, Dev.Together Summit China, and OSPO Summit China, fostering collaboration and knowledge exchange within the developer community.

Nadia Jiang is an entrepreneur, open-source enthusiastic, and DevRel expert. She currently serves as the Head of Open Source Growth at Ant Group, where she leads initiatives to drive innovation and collaboration within the open-source ecosystem. Prev... Show more

George is a distributed systems expert and a hands-on engineering leader. He is a Director of Engineering at MongoDB, focusing on implementing cloud native technologies at enterprise scale. He is an Ambassador of the Data on Kubernetes community and the author of The Platform Engineering Playbook, by Packt. Most recently, he has been a speaker at global events like Kubecon, OpenSource Summit, Hashiconf, LeadDev, SaaStr, and more.

George is a distributed systems expert and a hands-on engineering leader. He is a Director of Engineering at MongoDB, focusing on implementing cloud native technologies at enterprise scale. He is an Ambassador of the Data on Kubernetes community and ... Show more

Jernej Kavka (JK) is a Microsoft AI MVP, SSW Solution Architect, and organizer of several user groups like AI Hack Days and Global AI The Podcast. JK is a full-stack .NET developer, but his passion lies in Azure Cognitive Services, AI and machine learning. He is the main architect behind SSW's virtual receptionist - SophieAI: https://sswsophie.com

He is also very active in the developer community and enjoys speaking at conferences like NDC, DDD, as well as User Groups and Hack Days.

Jernej Kavka (JK) is a Microsoft AI MVP, SSW Solution Architect, and organizer of several user groups like AI Hack Days and Global AI The Podcast. JK is a full-stack .NET developer, but his passion lies in Azure Cognitive Services, AI and machine lea... Show more

Oleg is a developer tools hacker, community builder, and DevRel consultant. He's passionate open source software, open ecosystems and open hardware advocate. Oleg is a core maintainer and ex board member in the Jenkins project. He's a CNCF ambassador, Testcontainers Champion, GSoC mentor and a former CDF TOC Chair. Oleg has a PhD degree in electronics design and volunteers in Ukrainian support and Russian anti-war organizations.

Oleg is a developer tools hacker, community builder, and DevRel consultant. He's passionate open source software, open ecosystems and open hardware advocate. Oleg is a core maintainer and ex board member in the Jenkins project. He's a CNCF ambassador... Show more

With over 20 years of business and technology experience, Dux has driven organizational transformations worldwide with his ability to simplify complex ideas and deliver relevant solutions. He serves as the Chief Brand Officer of AvePoint who has authored the LinkedIn Learning course How to Build Your Personal Brand, the book SharePoint for Project Management, as well as numerous whitepapers and articles.

As a public speaker, Dux has delivered engaging, interactive presentations to more than 25,000 people at leading industry events around the world. He also hosts the modern workplace podcast #ShiftHappens that focuses on how leading organizations navigated their business transformation journey. Dux advocates tirelessly for inclusion, using technology for good, and philanthropic initiatives.

Connect with him: http://dux.sy

With over 20 years of business and technology experience, Dux has driven organizational transformations worldwide with his ability to simplify complex ideas and deliver relevant solutions. He serves as the Chief Brand Officer of AvePoint who has auth... Show more

Zoe leads the Digital Workplace Services Consult practice globally for Kyndryl, covering all Microsoft AI Business Solutions technology, ServiceNow, and other ecosystem partners, driving technology-based innovation and owning the future of work vision for clients.

In this role, Zoe works with colleagues from across the Kyndryl organisation to drive innovation, centered around business problems, leveraging the full range of modern work technologies including agentic capabilities, to help organisations reinvent work. Driving individual productivity gains, deploying solutions that allow people to self-serve their employee needs, and then transforming work with process reinvention, to deliver value across all facets of the connected employee experience.

Innovation and technology evangelism are both core to the success of this role, as well as a passion for delighting and exciting customers with the art of the possible. In this role, Zoe works closely with partners like Microsoft and ServiceNow on technology innovations, and alongside this contributes to many events across the Microsoft tech community through speaking, volunteering as part of various event teams, and is the co-organiser of the Scottish Summit conference.

Zoe brings together a customer-focused solution background with several years of technology leadership experience and almost 20 years experience working with collaborative tools such as SharePoint and other Microsoft technologies. She is passionate about solving business problems in an innovative and exciting way, and although her primary tech focus has been SharePoint, Teams and Microsoft 365, she now has the pleasure of working across a much broader range of technologies.

Zoe is the co-host of the popular Copilot Connection podcast and the monthly Copilot Fireside Chat series, and one of the founding members of the New Speaker Workshop, an initiative that focuses on developing the next generation of community leaders.

Zoe leads the Digital Workplace Services Consult practice globally for Kyndryl, covering all Microsoft AI Business Solutions technology, ServiceNow, and other ecosystem partners, driving technology-based innovation and owning the future of work visio... Show more

Elian Van Cutsem or "ElianCodes" is a full-stack developer, creative technologist, and all-around internet troublemaker based in Belgium. He’s the CTO at Vulpo and works in Developer Relations at React Bricks, focusing on developer experience, documentation, and education. Previously, he was a Software Engineer and core maintainer at Astro.

Elian is also a co-organizer of several major JavaScript communities and events, including BeJS, React Paris, React Brussels, and React Africa.

Alongside his professional work, he creates provocative and experimental AI projects, designed to challenge our assumptions about ethics, automation, and human behavior. His work blends code and commentary, often in ways that are both hilarious and uncomfortably real.

Elian is known for his passion, puns, and offbeat sense of humor. His talks combine technical insight with a strong dose of creative chaos—guaranteed fun on stage.

Elian Van Cutsem or "ElianCodes" is a full-stack developer, creative technologist, and all-around internet troublemaker based in Belgium. He’s the CTO at Vulpo and works in Developer Relations at React Bricks, focusing on developer experience, docume... Show more

I am a Developer, Open Source & AI Enthusiast, Leader and a passionate Community Builder. As the Creator & Lead of Script Winter of Code (SWOC), I built a platform that empowers developers to contribute meaningfully to open source. Today, SWOC has grown into a thriving ecosystem with 60,000+ contributors and developers, serving as a launchpad for future tech talent and open-source innovation.

I’ve had the privilege of sharing my insights at several prestigious platforms, including Google DevFests (Pune, Ahmedabad, Mumbai, Goa, Guwahati, Raipur, Hubbali, Madurai, Kochi, Vizag), Google Cloud Events (CCDN Nagpur), Open Source AI Summit India, IIT Madras, multiple Google Developer Student Clubs, and top tech universities — where I emphasize the importance of building a sustainable and collaborative Open Source & AI ecosystem.

Recently, I was also part of a Road to GDE (Google Developer Expert) Graduate 2025 program, marking another milestone in my journey of blending technical expertise with a passion for community-driven innovation.

I am a Developer, Open Source & AI Enthusiast, Leader and a passionate Community Builder. As the Creator & Lead of Script Winter of Code (SWOC), I built a platform that empowers developers to contribute meaningfully to open source. Today, SWOC has gr... Show more

Alisa Duncan is a Principal Developer Advocate at Okta, a full-stack developer, content creator, conference speaker, and community builder who loves the thrill of learning new things. She is a Google Developer Expert in Angular and Identity, and a Pluralsight author. When not coding or volunteering, you can find her traveling, cooking, watching K-Dramas, and drinking a glass of wine.

Alisa Duncan is a Principal Developer Advocate at Okta, a full-stack developer, content creator, conference speaker, and community builder who loves the thrill of learning new things. She is a Google Developer Expert in Angular and Identity, and a Pl... Show more

Guy works for Redis as a Developer Advocate. Combining his decades of experience in writing software with a passion for learning—and for sharing what he has learned—Guy explores interesting topics and spreads the knowledge he has gained around developer communities worldwide.

Teaching and community have long been a focus for Guy. He ran a local JavaScript meetup in Ohio for more than a decade and has served on the selection committees of numerous conferences. He'll happily speak anywhere that will have him and has even has helped teach programming at a prison in Central Ohio.

In his personal life, Guy is a hard-boiled geek interested in role-playing games, science fiction, and technology. He also has a slightly less geeky interest in history and linguistics. He has an entire wall of role-playing games and science fiction books, speaks Spanish like a two-year old, and is a ham radio operator—callsign W8GUY.

Guy lives in Ohio with his wife. His three sons are adults now and are all moved out. He is immensely proud of the men they have become.

Guy works for Redis as a Developer Advocate. Combining his decades of experience in writing software with a passion for learning—and for sharing what he has learned—Guy explores interesting topics and spreads the knowledge he has gained around develo... Show more

Polyglot Coding Architect in London, founder of #ldnug, speaker, tabletop gamer, geek. Tattooed, pierced, and bearded. The 'guv' on @BrighterCommand

Polyglot Coding Architect in London, founder of #ldnug, speaker, tabletop gamer, geek. Tattooed, pierced, and bearded. The 'guv' on @BrighterCommand Show more

Business Applications MVP - I breathe, innovate, design and develop as a way of survival. If curiosity killed the cat, I think I have no more lives left.
With a developer background, working with .NET and C#, I got my first consultancy job developing for SharePoint 2010 and Microsoft Project. With experience in several projects worldwide, all kind of organisation sizes and industries, I have focused my expertise deploying Dynamics 365 modules and Power Platform solutions. I am leading multiple CoE implementation for Power Platform, adoption models for Low code in multi-size orgs, and designing a long list of Power Platform solutions combining Azure assets and 3rd party integrations.
My motivation is to keep sharing my knowledge, the outcome of my daily projects and experiences with those who might find it useful, helpful and even interesting.
In addition to my speaker profile I co-organise the Bizz Summit ES conference.

Business Applications MVP - I breathe, innovate, design and develop as a way of survival. If curiosity killed the cat, I think I have no more lives left. With a developer background, working with .NET and C#, I got my first consultancy job developin... Show more

Christian Weyer is Co-Founder and CTO of Thinktecture AG and a catalyst for new technologies with a strong focus on the practical implementation of Generative AI in modern software solutions. With 30 years of experience in software engineering, he advises ISVs and enterprises across industries on how to efficiently integrate LLMs and advanced AI technologies into real-world applications.
As a cross-vertical AI technology advisor, Christian bridges strategy and execution — helping organizations move Generative AI from theory into productive practice. He is a passionate international speaker, sharing hands-on insights at conferences and events worldwide.
Christian is a Microsoft MVP for AI and a Google Developer Expert (GDE) for Web AI, maintaining close relationships with the product teams in Redmond and Mountain View.

Christian Weyer is Co-Founder and CTO of Thinktecture AG and a catalyst for new technologies with a strong focus on the practical implementation of Generative AI in modern software solutions. With 30 years of experience in software engineering, he ad... Show more

Mike Maadarani is a Microsoft Copilot & M365 MVP, a board member of the Microsoft Global Community Initiative, and a Cloud Solutions Architect who has been providing strategic solutions surrounding architecture, planning, migration and governance for medium to large-scale organization. With 30 years of IT industry experience, Mike spent the last few years managing and delivering collaboration solutions to a wide range of mid to large scale projects. He is an evangelist and visionary where he can and provide the business and technical leadership required for delivering successful global Microsoft 365 projects. This has giving him the opportunity to work with great talented colleagues and people who I have a lot of respect for their passion and dedication.

He is an active member in the Microsoft 365 community and have spoken in many Microsoft conferences, local events, and corporate functions.

Mike Maadarani is a Microsoft Copilot & M365 MVP, a board member of the Microsoft Global Community Initiative, and a Cloud Solutions Architect who has been providing strategic solutions surrounding architecture, planning, migration and governance for... Show more

Kaitlyn Concilio is an engineering leader who started playing with computers since she first telnetted into the library to reserve books in first grade. She’s passionate about building and leading vibrant, cross-functional teams and helping developers grow and find joy in their work. With deep experience in design and writing, she’s programmed her way through stints in journalism, nonprofits, higher education and healthcare, both as an internal team member and through consultancy.

Kaitlyn Concilio is an engineering leader who started playing with computers since she first telnetted into the library to reserve books in first grade. She’s passionate about building and leading vibrant, cross-functional teams and helping developer... Show more

Copilote de vos projets IT | J’aide à comprendre, utiliser et adopter les outils | Cadrage, pilotage & change management (PROSCI – ADKAR)

Copilote de vos projets IT | J’aide à comprendre, utiliser et adopter les outils | Cadrage, pilotage & change management (PROSCI – ADKAR) Show more

I use my passion for Microsoft 365 and Power Platform to make business processes more optimized, efficient and secure.
I co-organize Baltic Summit, Baltic Power Platform Community live events, CollabDays Poland and Global Power Platform Bootcamp Polish Edition.
I share my almost three decades of experience in change management adopting Microsoft services with others during classes and conferences.

I use my passion for Microsoft 365 and Power Platform to make business processes more optimized, efficient and secure. I co-organize Baltic Summit, Baltic Power Platform Community live events, CollabDays Poland and Global Power Platform Bootcamp Pol... Show more

It's never easy to describe oneself, especially when one is interested in so many different topics and fields and I guess that says something about who I am afterall. I find it fun and entertaining to teach difficult subjects through exotic methods and stories and people seem to also have fun while I do so.

I believe in the union between science and human values (read fun) and I often work and participate in non-profit organization and projects which aim to bring culture and scientific knowledge.

It's never easy to describe oneself, especially when one is interested in so many different topics and fields and I guess that says something about who I am afterall. I find it fun and entertaining to teach difficult subjects through exotic methods a... Show more

Radu Vunvulea is a technology enthusiast working as VP of Cloud for Endava. He has a vast experience in different technologies and industries. Most of his time is spent working with the cloud, helping companies to innovate and finding solutions to their business problems. He enjoys building bridges between people and helping others to grow. He shares his knowledge on his personal blog and at different events where he is invited as a speaker. In his spare time, he drives an IT community and he is also a Microsoft Regional Director and Microsoft Azure MVP.

Radu Vunvulea is a technology enthusiast working as VP of Cloud for Endava. He has a vast experience in different technologies and industries. Most of his time is spent working with the cloud, helping companies to innovate and finding solutions to th... Show more

I am a developer who is passionate about building community, have a podcast where I help spread awareness about the capabilities of different tech tool, a YouTuber, and a Power Platform developer at a Microsoft Partner Company.

I am a developer who is passionate about building community, have a podcast where I help spread awareness about the capabilities of different tech tool, a YouTuber, and a Power Platform developer at a Microsoft Partner Company. Show more

Suesi Tran is a Google Developer Expert in Dart & Flutter & Firebase, GDG Co-Organiser at GDG Melbourne and Flutter Melbourne, and a Women Techmaker Melbourne Ambassador. She has more than 18 years experience in mobile development, and started Flutter development since 2017.

Suesi is the founder of Nartus, the company behind MemoirME - a digital diary designed to help people preserve meaningful memories, relieve stress, and support better mental well-being. MemoirME empowers users to tell their own stories, in their own voices, with the goal of fostering reflection, healing, and personal growth.

Suesi Tran is a Google Developer Expert in Dart & Flutter & Firebase, GDG Co-Organiser at GDG Melbourne and Flutter Melbourne, and a Women Techmaker Melbourne Ambassador. She has more than 18 years experience in mobile development, and started Flutte... Show more