About the Author

Fergal Dearle is a seasoned software development professional with almost 30 years' experience in software product development across a wide variety of technologies. He is currently the principal consultant with his own software development consulting company, Dearle Technologies Ltd., engaged in design, development, and architecture of new software products for client companies. Recent projects have included the integration of the Telegraph (http://www.telegraph.co.uk) into Apple's new Apple News application for iOS 9 and the reengineering of the G-Cloud Digital Marketplace for the United Kingdom Cabinet Office (https://www.digitalmarketplace.service.gov.uk).

He is a committed mentor in his local CoderDojo in Wexford Town where he teaches Groovy to the young coding ninjas. He has been recently nominated as a CoderDojo Hero for his work.

In the past, Fergal has worked in lead architect and developer roles for Candle Corporation on the OMEGAMON product, which is now part of IBM's Tivoli product suite, and as the development manager for Unix implementations of Lotus 1-2-3. In the early 1990s, Fergal led the team at Glockenspiel that developed CommonView, the first object-oriented UI framework for Microsoft Windows. The team was awarded one of the first ever Jolt Productivity Awards by Dr. Dobbs Journal.