Google Developer Expert Android, Pay and IoT since 2015. Worked in different startups in Singapore, Moscow, and London (including Revolut). Now SWE at Lyft San Francisсo.

Spoke about Android development and other technologies by Google on many developer conferences (>20). Took part in organization of most Android conferences in Singapore and some in Russia.

Co-host and creator of first Russian-speaking mobile development weekly podcast with more than 10k listeners of every episode. Developed, organized and taught Android beginner courses with Google Study Jams' worldwide education program in Moscow and Kotlin language workshops in Singapore.

Yonatan is one of Israel's top mobile developers and part of the elite Google Developer Experts. He played a key role in the success of Gett which has raised over $500M and secured funding for his startup KolGene, a genetics market connector that's making big waves. Lovingly committed to Mobile & Product Management, Yonatan has also had passionate affairs with backend tech. Accomplished developer and entrepreneur, he knows exactly what's needed to transform smart ideas into lucrative products.

Andrey Breslav has been leading design and development of the Kotlin programming language at JetBrains since 2010 when the project started. He often presents as a speaker at large software conferences and contributes to the Kotlin blog.

Hannes Dorfmann is an enthusiastic software engineer and open source contributor mostly focused on Android development.

He works at Freeletics (Germany) and takes the green little robot very close to his heart, but if a helping hand is needed in iOS land, web front-end or back-end, he is willing to help.

If Hannes is not coding, then he is recording new episodes as co-host for TheContext podcast or writing his thoughts down in his blog.

He is a sports maniac and particularly likes football. Really, he likes football a lot!

Corey Leigh Latislaw has written several high-profile Android applications at companies large and small. By day, she writes a suite of apps that work flawlessly offline to help OffGrid Electric power a million homes in Africa. At night, she authors videos and books on Android programming, runs an Android consulting firm, and organizes the Philadelphia Google Developer Group. She is passionate about travel, local food, the outdoors, photography, and living in Philly.

Vitaly Friedman loves beautiful content and doesn't like to give in easily. Originally from Minsk, Belarus, he studied computer science and mathematics in Germany where he has discovered his passion for typography, writing and design. After working as a freelancing designer and developer for 6 years, he co-founded Smashing Magazine, one of the largest online magazines dedicated to web design and development. Vitaly is the writer, co-author and editor of both Smashing Books. He is now working as the editor-in-chief of Smashing Magazine in the lovely city of Germany, Freiburg.

Eliza is an Android developer at Pixplicity, the Women Techmakers Lead for the Netherlands and an organizer of the GDG Netherlands. Her big passion is to explore and play with new technologies; she also enjoys travelling and attending conferences and meetups. Her latest obsession is conversational apps and IoT.

Geek dad, traveler, drummer, snark monster. iOS UI Engineer @ Netflix.

Android developer for more than 8 years, Konstantin likes to inspire his developer team, build correct architecture and organize professional events.

In his free time, he contributes to open source, tinkers with C and works to join in the global community.

Evgenii has been working as a mobile developer for almost 10 years.

He likes to make decent, reliable products that are useful to people and solve their problems.

He develops all the new projects on Swift and aims to use cutting-edge approaches and modern frameworks.

During his time as a mobile developer Evgenii was a part of dozen teams, worked as a freelancer, participated in creating of several startups, and launched projects for large companies.

Into Android app development since 2012. Works as a lead developer. Has experience integrating new approaches (Clean Architecture, MVP, DI), new tools (Dagger 2, RxJava, Moxy, Cicerone), testing tools (JUnit4, Mockito, Robolectric, Espresso). Has written several articles about Dagger 2 and RxJava, created Telegram group focused on Android app architecture.