About the Reviewers

Armando Padilla has over 10 years of experience in the PHP ecosystem, working with some of the best at Yahoo where he assisted with Shine, World Cup, and Winter Olympics, also as a scalability expert, he helped the RiotGames' web-scalability team by supporting the demands of its web-based gaming community. He has written two PHP books, Beginning Zend Framework and Pro PHP Application Performance, and now spends his time as the Sr. Engineering Manager at Disney Interactive.

Diego Sapriza is a Senior Software Engineer at CASE who loves technology and applying it to solve business-related problems. Diego lives in Uruguay where he oversees the CASE web development team as well as setting the direction and strategy for how the company delivers software development solutions.

He specializes in web technologies such as PHP, MySQL, Sphinx, JavaScript, jQuery, Python, and many more. He is also an expert in Linux Server Administration. Pulling from his experiences as a manager, CTO, developer, and consultant in the IT industry, Diego maintains his vast knowledge of web technologies through extensive research and development of the latest advancements in the field. As a result he ensures that custom applications designed for clients are focused on effective solutions and improving the built environment.

A self-proclaimed libre software evangelist, Diego spends his time near the beautiful beaches of Uruguay taking pictures and spending time with his family.

David Weinraub is a Zend Certified Engineer (ZCE) specializing in application development on the LAMP (Linux, Apache, MySQL, PHP) stack. He is passionate about clean code, structured architecture, SOLID object-oriented principles, and DRY. He has experience with Zend Framework, Slim, Lithium, MongoDB, PHPUnit, Vagrant, and a range of associated technologies.

David earned his Ph.D. in Mathematics from the State University of New York, Albany, for his work on Hopf algebras. He lives in Phuket, Thailand with his wife and two wonderful children.

Also, he's a sucker for astronomy/cosmology.