Uchit Vyas is an open source specialist and a hands-on Lead DevOps of Clogeny Technologies. He is responsible for the delivery of solutions, services, and product development. He explores new open source technologies and defines architecture, roadmaps, and best practices for enterprises. He has consulted and provided training on various open source technologies, including Cloud computing (AWS Cloud, Rackspace, Azure, CloudStack, OpenStack, and Eucalyptus), Mule ESB, Chef, Puppet, Liferay Portal, Alfresco ECM, and JBoss to corporations around the world.

He has an engineering degree in Computer Science from Gujarat University. He was in the Education & Research Team as a senior associate at Infosys Limited, during which time he worked on SaaS, Private Clouds, Cloud Security, and Virtualization. He is now working on Cloud Automation.

He has also published a book on Mule ESB and is writing various books with Packt Publishing on open source technologies and AWS (Mastering AWS Development Guide, Packt Publishing).

He hosts a blog named Cloud Magic World (cloudbyuchit.blogspot.com), where he posts tips and phenomena about open source technologies, mostly relating to Cloud. He can also be found on twitter as @uchit_vyas.

Prabhakaran Kuppusamy is a Hadoop ecosystem specialist and Cloud enthusiast who is currently working as Senior Systems Engineer and developer, Cloud & Infrastructure Services unit, at Infosys Limited. He has been with Infosys for nearly 4 years now. He has a Bachelor of Engineering degree in Instrumentation and Control Engineering from Anna University. He joined Education & Research at Global Education Centre, Infosys, where he trained and evaluated thousands of freshers in Java, Big Data, and Cloud technologies. During his tenure in Education & Research, he provided training to students from Coventry University and to professionals from Costa Rica on Big Data and Cloud technologies, such as Hadoop, MapReduce, Hive, Elastic MapReduce, Google App Engine, DynamoDB, and CloudStack. It was during one of those training sessions that he met Uchit Vyas, and the idea of this book was born. After spending 2 years at the Global Education Centre, he moved to Cloud project management, where he started working on MarkLogic, Storm, and XQuery for a project on the banking domain. He can be found on Twitter at @prabhakar28dec.

Prabhakaran is currently working on the book AWS Development Essentials, Packt Publishing.