Google Developer Expert for Android with 10+ years of experience, currently consulting for Deutsche Bahn Systel. He's worked for other well-known companies such as Check24, Liferando, AutoScout24, and Hermes Germany.

He is a passionate advocate for software testing and has authored numerous blog posts on the matter.

He has also contributed to open-source libraries on Android UI testing like KasperskyLab/Kaspresso and authored others, like Android Screenshot Testing Playground, which won a Google Open Source Peer Bonus award in 2024.

When not coding, he enjoys playing sports like football, running, rollerblading or snowboarding in the mountains.

He 
loves challenges and making things happen.


Google Developer Expert for Android with 10+ years of experience, currently consulting for Deutsche Bahn Systel. He's worked for other well-known companies such as Check24, Liferando, AutoScout24, and Hermes Germany. He is a passionate advocate fo... Show more

Into the Android world for more than 10 years, I experienced California the startup way of life before coming back to France. I am currently Lead Android Engineer at Aircall where we are building the best phone system for modern businesses. Alongside Android, I have a great interest in backend development with Kotlin and AR/VR technology. In 2021, I became an Android GDE to continue my journey to always share and learn with the Android community.
In my spare time, I am a world traveler and a beer lover always looking for the best IPAs!

Into the Android world for more than 10 years, I experienced California the startup way of life before coming back to France. I am currently Lead Android Engineer at Aircall where we are building the best phone system for modern businesses. Alongside... Show more

Glen is a cloud engineer bringing over 16 years of diverse tech experience in multiple industries. Since 2016, he has focused on cloud computing, DevOps, Google Cloud, and HashiCorp tools. Glen proudly holds the title of Google Developer Expert in Google Cloud.

Glen is a cloud engineer bringing over 16 years of diverse tech experience in multiple industries. Since 2016, he has focused on cloud computing, DevOps, Google Cloud, and HashiCorp tools. Glen proudly holds the title of Google Developer Expert in Go... Show more

Salih is a Berlin based Senior Developer Advocate at AWS who is also a Google Developer Expert for Flutter and Dart. He likes sharing his knowledge with the people by mentoring aspiring developers, blogging and talking at conferences.

Salih is a Berlin based Senior Developer Advocate at AWS who is also a Google Developer Expert for Flutter and Dart. He likes sharing his knowledge with the people by mentoring aspiring developers, blogging and talking at conferences. Show more

My journey in IT began when I was a child, turning on my first computer. It was a starting point that led me to explore many aspects of the computer and technology world. I was always fascinated by the possibilities that technology offered, and I was eager to learn more.
I began to focus on cloud computing. I was drawn to the scalability, flexibility, and affordability of cloud-based solutions. I started using Google Cloud Platform, and I quickly became a passionate advocate for the platform.
I began to share my knowledge of Google Cloud with others. I started writing blog posts and articles, and I gave presentations at conferences and meetups. I also became a Google Cloud Authorized Trainer, and I began teaching others how to use at best Google Cloud Platform.
My passion for technology, the dissemination of knowledge, and communities led me to lead a GDG community in my city. I am proud to be a part of this community, and I am committed to helping others learn about technology.

My journey in IT began when I was a child, turning on my first computer. It was a starting point that led me to explore many aspects of the computer and technology world. I was always fascinated by the possibilities that technology offered, and I was... Show more

Loiane Groner is a Java Champion, Angular GDE, Microsoft MVP, Oracle ACE with over 18 years of experience and a Director at BNY. In her spare time, she loves contributing to the community, and she publishes tech videos on Youtube and creates free programming courses at https://loiane.training.

Loiane Groner is a Java Champion, Angular GDE, Microsoft MVP, Oracle ACE with over 18 years of experience and a Director at BNY. In her spare time, she loves contributing to the community, and she publishes tech videos on Youtube and creates free pro... Show more

Kartik Arora is a Senior Android Engineer at Bilue with a strong background in user-centric design and mobile development. A Google Developer Expert (GDE), Kartik has worked with leading brands across multiple industries, including entertainment and finance. He is passionate about fostering tech communities and frequently shares his insights at meetups and conferences.

Kartik Arora is a Senior Android Engineer at Bilue with a strong background in user-centric design and mobile development. A Google Developer Expert (GDE), Kartik has worked with leading brands across multiple industries, including entertainment and ... Show more

Katie is passionate about all things Android. She has taken on a wide variety of challenging projects including in the live event, media and travel space. Her favourite thing is to see someone having a delightful experience using something she has worked on. Katie is very active in the development community, she is a Google Developer Expert for Android, one of the organisers of GDG Melbourne and is a Women Techmakers Ambassador. She frequently runs events, speaks on technical and non-technical topics and enjoys writing blog posts to share her experience with others. Katie is based in Melbourne, Australia but loves to travel the world and outside of tech she enjoys boardgaming and attempting to finish many craft projects.

Katie is passionate about all things Android. She has taken on a wide variety of challenging projects including in the live event, media and travel space. Her favourite thing is to see someone having a delightful experience using something she has wo... Show more

Aristeidis Bampakos has over 20 years of experience in the software development industry. He is a Greek national who currently works in Athens as a Web Development Team Leader at Plex-Earth, specializing in the development of web applications using Angular.

He studied Computer Technology at the University of Portsmouth and in 2002 he was awarded the degree of Bachelor of Engineering with Second Class Honours (Upper Division). In 2004, he completed his MSc in Telecommunications Technology at Aston University. His career started as a C# .NET developer but he saw the potential of web development and moved toward it in early 2011. He began working with AngularJS, and Angular later on, and in 2020 he was officially recognized as a Google Developer Expert (GDE) for Angular.

Aristeidis is passionate about helping the developer community learn and grow. His love for teaching has led him to become an award-winning author of Learning Angular and Angular Projects books. In his spare time, he enjoys being an occasional speaker in meetups, conferences, and podcasts where he talks about Angular.

Aristeidis Bampakos has over 20 years of experience in the software development industry. He is a Greek national who currently works in Athens as a Web Development Team Leader at Plex-Earth, specializing in the development of web applications using A... Show more

Anna Leushchenko is a mobile development expert, passionate about quality software, from Ukraine. She is a Women Techmakers Ambassador and Google Developer Expert in Dart and Flutter. Anna talks and blogs about cross-platform development, contributes to OSS, and mentors talented women in tech.

Sessions are listed chronologically, scroll to the bottom for Anna's most recent work.

Anna Leushchenko is a mobile development expert, passionate about quality software, from Ukraine. She is a Women Techmakers Ambassador and Google Developer Expert in Dart and Flutter. Anna talks and blogs about cross-platform development, contributes... Show more

Ahmed Tikiwa is a Google Developer Expert for Android and a seasoned software engineer with over 12 years of experience and possesses a strong passion for developing world-class applications that can help make a difference. He has experience in frontend and backend systems, where he has built enterprise solutions for major telecommunication companies. He is currently a Senior Software Engineer based in Utrecht, The Netherlands, and an official contributor to Google Developers Dev Library.

Ahmed Tikiwa is a Google Developer Expert for Android and a seasoned software engineer with over 12 years of experience and possesses a strong passion for developing world-class applications that can help make a difference. He has experience in front... Show more

Seasoned Engineer, with over half a decade of experience in the tech industry as a Software & DevOps Engineer.

Deeply passionate about cutting-edge tech, creating scalable and highly available infrastructure architecture. Proudly holding the titles of Docker Captain, CNCF Ambassador, and Google Champion Innovator, Google Dev Expert.

He is known within his team as the go-to person for addressing infrastructure, and container-related challenges. Renowned for his innovative problem-solving approach, he consistently finds inventive solutions that contribute to the team's success and efficiency.

If you catch him outside of work, he is an adventurous traveler and an avid contributor at Stack Overflow !

Seasoned Engineer, with over half a decade of experience in the tech industry as a Software & DevOps Engineer. Deeply passionate about cutting-edge tech, creating scalable and highly available infrastructure architecture. Proudly holding the titl... Show more

Gerard helps developers succeed in Artificial Intelligence; Former AWS Amplify Developer Advocate. He is very excited about the future of AI. Always happy Computer Science Engineer, he is a Google Developer Expert in Generative AI, Angular GDE and a Google Cloud AI/ML Champion. He loves sharing his knowledge and giving back to the community.

Gerard helps developers succeed in Artificial Intelligence; Former AWS Amplify Developer Advocate. He is very excited about the future of AI. Always happy Computer Science Engineer, he is a Google Developer Expert in Generative AI, Angular GDE and a ... Show more

Sayak works on image and video generation at Hugging Face. His day to day includes contributing to the Diffusers library, training, and babysitting models, and making and breaking CIs.

Sayak works on image and video generation at Hugging Face. His day to day includes contributing to the Diffusers library, training, and babysitting models, and making and breaking CIs. Show more

Michael is a technology leader with over 30 years experience in software development, working alongside more than 100 companies during his career to build human-centered solutions. As an international and keynote speaker he has spoken on every continent covering a wide range of technology topics including Serverless Architecture, Accessibility, and User Experience. Michael is the author of Programming Languages ABC++, Approachable Accessibility, and Architecting CSS, and is honored to have been recognized as a Google Developer Expert and Microsoft MVP.

Michael is a technology leader with over 30 years experience in software development, working alongside more than 100 companies during his career to build human-centered solutions. As an international and keynote speaker he has spoken on every contin... Show more

Alisa Duncan is a Senior Developer Advocate at Okta, a full-stack developer, content creator, conference speaker, Pluralsight author, and community builder who loves the thrill of learning new things. She is a Google Developer Expert in Angular, a Women Techmaker Ambassador, a ngGirls core team member, and a volunteer at community events supporting underrepresented groups entering tech. When not coding or volunteering, you can find her cooking, watching K-Dramas, or drinking a glass of wine.

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

Huan Li is an accomplished technologist and innovator at the intersection of artificial intelligence and real-world applications. As a seasoned architect at Chatie.IO and a Venture Partner at Plug and Play, Huan leverages his deep expertise in coding, serial entrepreneurship, and AI to drive technological advancement and startup success, possesses a unique blend of strategic insight and hands-on experience in the startup ecosystem in Silicon Valley.

A recognized authority in machine learning, Huan holds the titles of Google Developer Expert in Machine Learning and Microsoft Regional Director. His contributions to the tech community extend beyond his roles, through his involvement with open-source projects like the ChatBot SDK Wechaty, reflecting his commitment to collaboration and innovation.

Huan is a prolific speaker, known for his engaging presentations at Google's DevFest, Microsoft's Build events, and various tech conferences worldwide. His technical prowess spans full-stack and cloud-native development, enabling him to craft scalable, high-availability solutions that address modern digital challenges.

Beyond his professional endeavors, Huan is an author of several influential technology books, including "Concise TensorFlow 2" and "Chatbot 0 to 1," where he simplifies complex technologies for a wider audience. His eclectic interests, from paragliding to salsa dancing, fuel his creative approach to technology and problem-solving.

Huan's journey is a testament to the transformative power of AI and his dedication to empowering startups, inspiring communities, and fostering a technology-driven future. Join him as he shares insights from the frontier of AI and innovation, inspiring the next generation of technologists and entrepreneurs.

Huan Li is an accomplished technologist and innovator at the intersection of artificial intelligence and real-world applications. As a seasoned architect at Chatie.IO and a Venture Partner at Plug and Play, Huan leverages his deep expertise in coding... Show more

Graduated in Software Engineering from the Technological University of Havana, Cuba, Alejandro brings over two decades of front-end development experience. Currently, he is the Principal Front-end Engineer at World Kinect in Miami, and a GDE (Google Developer Expert) in Angular. Alejandro is also a member of the ng-Champions program at ng-conf, co-organizer of the Angular Community Meetup, and the host of the Angularidades podcast.

Graduated in Software Engineering from the Technological University of Havana, Cuba, Alejandro brings over two decades of front-end development experience. Currently, he is the Principal Front-end Engineer at World Kinect in Miami, and a GDE (Google ... Show more

Deepa is a self taught Software Engineer. She is passionate and curious about web technologies and PWA's. She enjoys building applications using Angular and React and now exploring the Flutter platform too! She volunteers as an ambassador at Women Techmakers, and speaks at various tech events. She used to organize events at Google Developer Group San Jose.

Deepa is a self taught Software Engineer. She is passionate and curious about web technologies and PWA's. She enjoys building applications using Angular and React and now exploring the Flutter platform too! She volunteers as an ambassador at Women ... Show more

Bryce is obsessed with creating products that people want to use. He helps organizations of all sizes test, and ship their ideas.

Bryce has been speaking since the age of 3. Sometimes called a designer, a developer, a strategist, a writer, and even a carpenter, he has led teams and worked in the trenches. Bryce is a Google Developer Expert in Web Technologies, a certified Design Sprint Master, a list over-user, and a recovering "filler word" addict. He shares his knowledge by mentoring and teaching from his homeland, the not-always-frozen Minnesota.

Ask Bryce about saving the rainforest through design @ Project M or his most epic Boundary Waters Wilderness adventure.

Bryce is obsessed with creating products that people want to use. He helps organizations of all sizes test, and ship their ideas. Bryce has been speaking since the age of 3. Sometimes called a designer, a developer, a strategist, a writer, and ev... Show more

Pavlo is a Staff Software Engineer at Meta. He is also a Google Developer Expert for Android and Kotlin. Previously he worked at Lyft, Turo and Grab on mobile infrastructure. He develops Android apps, focusing on mobile performance, developer productivity, and infrastructure.

Pavlo is a Staff Software Engineer at Meta. He is also a Google Developer Expert for Android and Kotlin. Previously he worked at Lyft, Turo and Grab on mobile infrastructure. He develops Android apps, focusing on mobile performance, developer product... Show more

Rivu Chakraborty is India's first Kotlin GDE, an Android developer, a community person, & one of the early adopters of Kotlin. With overall 11+ years of experience, he works at Viacom18 - JioCinema (India's biggest OTT platform) as Android Architect / Senior Manager. He previously used to work at Meesho (a promising unicorn E-Commerce Startup from India), Gojek (one of South-East Asia's biggest startups), Paytm (India's biggest Fintech startup), and Byju's (one of India's biggest Edtech startup).

He has contributed to multiple Kotlin and Android Development books including authoring Reactive Programming in Kotlin, co-authoring Functional Kotlin the first-ever book to help Kotlin developers learn Functional Programming and use Arrow-kt in their projects, and co-authoring Hands-On Data Structures and Algorithms with Kotlin.

He has been using Kotlin since December 2015. Rivu formed KotlinKolkata User Group, the first active Kotlin User Group in India. Before he had to move out of Kolkata, he was organizing meetups and events for both KotlinKolkata and GDG Kolkata. Along with organizing community & events, he also speaks at events/conferences and local meetups.

Rivu Chakraborty is India's first Kotlin GDE, an Android developer, a community person, & one of the early adopters of Kotlin. With overall 11+ years of experience, he works at Viacom18 - JioCinema (India's biggest OTT platform) as Android Architect ... Show more

Isaac is a Lead Software Engineer, Google Developer Expert, Mentor and Community Organizer. He is currently Co-founding AnyApp Technologies, Leading Engineering at Reflection.app (A Guided Journal for wellness and growth), Mentoring Flutter and Dart Interns at the HNG Internship & Flutter Kaduna.

Isaac is a Lead Software Engineer, Google Developer Expert, Mentor and Community Organizer. He is currently Co-founding AnyApp Technologies, Leading Engineering at Reflection.app (A Guided Journal for wellness and growth), Mentoring Flutter and Dart ... Show more

Mario is from a small village in Germany and working for Kubermatic. He studied creative media at an English university and moved his field of knowledge to Cloud Native Infrastructure. He is working as a Customer Delivery Architect with the focus on planning and building concepts and architecture for Infrastructure in the Cloud native world. He started the Google Developer Group for Cloud in Munich back in 2016 and became a Cloud Google Developer Expert in 2019. His passion is always to move the cloud native community one step forward.

Mario is from a small village in Germany and working for Kubermatic. He studied creative media at an English university and moved his field of knowledge to Cloud Native Infrastructure. He is working as a Customer Delivery Architect with the focus on ... Show more

Leo Farias is a designer, turned coder, turned entrepreneur, and turned CEO. He is very enthusiastic about creative solutions using technology and software. Because of his background in design, Leo is particularly interested in human-computer interaction, UX, and exploring different unified UI solutions.

In the roles, Leo has had he demonstrated the ability to build high-performance integrated teams and companies that are innovation-focused. He is passionate about open-source, technology leadership, and the impact of culture in mission-driven organizations.

Leo Farias is a designer, turned coder, turned entrepreneur, and turned CEO. He is very enthusiastic about creative solutions using technology and software. Because of his background in design, Leo is particularly interested in human-computer interac... Show more

I'm a passionate Flutter and Desktop App developer with a passion for crafting exceptional apps that delight users. As a Google Developer Expert in this field, I've had the privilege of speaking at public events in multiple countries and sharing my knowledge through various mediums, including YouTube tutorials and in-depth articles. Contributing to the open-source community is important to me, and I'm always willing to lend a hand on Stack Overflow or offer guidance to fellow developers.

I'm a passionate Flutter and Desktop App developer with a passion for crafting exceptional apps that delight users. As a Google Developer Expert in this field, I've had the privilege of speaking at public events in multiple countries and sharing my k... Show more

David Pine works in Developer Relations at Microsoft, focusing on .NET, .NET Aspire, and Azure developer content. He is recognized as a Google Developer Expert in Web Technologies, and is a Twilio Champion. David focuses on the developer community, actively seeking opportunities to share knowledge through public speaking engagements around the world. David advocates for open-source, the .NET Foundation, C#, TypeScript, SignalR, Reactive Extensions, Azure, Blazor, and .NET. He's a founding member and co-host of the On .NET Live live stream, part of the .NET Live TV family of streaming shows. David is the author of "Learning Blazor: Build Single-Page Apps with WebAssembly and C#" (O'Reilly Media). David is also a Dometrain author. Follow David on Twitter at @davidpine7 or visit his website https://davidpine.net.

David Pine works in Developer Relations at Microsoft, focusing on .NET, .NET Aspire, and Azure developer content. He is recognized as a Google Developer Expert in Web Technologies, and is a Twilio Champion. David focuses on the developer community, a... Show more

Kohei Ota is a Senior Field Engineer at Apple. He is a Google Developer Expert, CNCF Ambassador and the SIG Docs Japanese localization owner for Kubernetes. Beyond his professional roles, Kohei is instrumental in organizing CloudNative Days, the most prominent cloud-native conference in Japan. His visionary leadership extends to founding Cloud Native Community Japan, the official Japanese chapter of CNCF.

Kohei Ota is a Senior Field Engineer at Apple. He is a Google Developer Expert, CNCF Ambassador and the SIG Docs Japanese localization owner for Kubernetes. Beyond his professional roles, Kohei is instrumental in organizing CloudNative Days, the most... Show more

Matt (he/him) is a Software engineer specializing in Android. He is passionate about people, podcasts and always learning. Currently he works on platforms at Square and enjoys well designed architecture and meaningful UIs.

His journey into Android has been fueled by fostering open discussions with other engineers, a passion for helping others through technology, and many midnight espressos.

After hours, Matt likes to convince his friends that boardgames are not dead.

Matt (he/him) is a Software engineer specializing in Android. He is passionate about people, podcasts and always learning. Currently he works on platforms at Square and enjoys well designed architecture and meaningful UIs. His journey into Android... Show more

Ashita is a Google Developer Expert (Dart & Flutter), WTM Ambassador, Google Summer of Code (GSoC) Org Admin, GDE Impact Award 2025 winner & Google Open Source Award 2023 recipient (Flutter). She is the founder of Flutter Gems (https://fluttergems.dev), a visual package discovery platform that has helped more than 2 million Flutter developers across the globe. She is also the creator of API Dash (https://github.com/foss42/apidash), an award winning open source cross-platform API client built completely using Flutter. She loves helping fellow developers, runs a FOSS developers community and has delivered more than 60+ talks on AI/ML and Flutter in reputed international conferences such as Flutter Global Summit, Flutter Vikings, Flutter Festival, Google DevFest, Flutter Forward Extended, etc.

Ashita is a Google Developer Expert (Dart & Flutter), WTM Ambassador, Google Summer of Code (GSoC) Org Admin, GDE Impact Award 2025 winner & Google Open Source Award 2023 recipient (Flutter). She is the founder of Flutter Gems (https://fluttergems.de... Show more