About the Reviewers

BJ Peter DeLaCruz graduated with a master's degree in computer science from the University of Hawaii at Manoa. He started his career as a software developer at Referentia Systems, Inc. in Honolulu, Hawaii, where he helped develop a network performance management software called LiveAction. After working at Referentia, he was hired as a Java web developer by the University of Hawaii where he upgraded Laulima, a learning management system based on Sakai that the university uses for traditional face-to-face, online, and hybrid classes. He is currently employed by Hawaii Information Consortium (https://portal.ehawaii.gov/), where he develops web applications for the State of Hawaii.

BJ is a successful Android developer with seven Android apps published on Google Play. He is certified by Oracle in Java 8 programming and holds three certifications from CompTIA: Security+, Cloud+, and Storage+ Powered by SNIA.

BJ has also reviewed Gradle in Action, Manning Publications and Learning Android Application Testing, Packt Publishing.

During his free time, he teaches himself Japanese, reads books on the Japanese culture, and watches anime. BJ also enjoys shooting videos and uploading them to YouTube.

You can learn more about him by visiting his website, www.bjpeter.com, or contact him directly via e-mail at <bj.peter.delacruz@gmail.com>.

Kyrre Havik Eriksen is an independent and curious person with a master's degree in informatics from University of Oslo, Norway. He works full time as a Java developer, but in his spare time he studies Android, game development with L?ve 2D and libGDX, and Ruby. He is currently working on getting his pet project, Tag Story (http://tagstory.no/), up and running. Tag Story is an interactive and social mobile game, designed to let you experience the psychical environment in a new and exciting way.

Ankit Garg works as a mobile engineer for AOL. He works in product research and development team. He has around 5 years of experience in developing mobile applications and is really passionate about making user-friendly mobile apps.