Dom Derrien is a full-stack web developer who has been defining application environments with a focus on high availability and scalability. He's been in the development field for more than 15 years and has worked for big and small companies and also as an entrepreneur.

He's currently working for the game company Ubisoft Inc., where he defines the next generation services platform for its successful AAA games. To extend the gamer experience on the Web and on mobiles, he provides technical means that are transparent, efficient, and highly flexible.

On receiving the invitation to review this book, after a comparable work for the books Google App Engine Java and GWT Application Development, Packt Publishing, he was pleased to share his knowledge about Google App Engine again.

Samuel Goebert is a computer science PhD student at Plymouth University, UK. Samuel has over 12 years of experience in software development and associated technologies. For further details about him, check out his LinkedIn profile at www.linkedin.com/in/samuelgoebert.

Marcos Placona grew up in Sao Paulo, Brazil, and started tinkering with web development when 14.400 kbs modems were the coolest thing.

He then eagerly pursued a computer science degree and soon after an opportunity arose on the other side of the Atlantic. In his 20s, he decided to move to England where he worked as a software engineer at a software house. He also started blogging on www.placona.co.uk.

Marcos has published and printed articles in several web portals, magazines, and books.

He is currently working as a developer evangelist at Twilio; he actively works with developers and communities to equip and inspire them while making their applications better.