Enrico Zimuel is a developer since 1996. He works as Senior Software Engineer at Rogue Wave Software in the R&D department of Zend open source products. He is a core developer of Apigility, Expressive, and Zend Framework. He has been a Researcher Programmer at the Informatics Institute of the University of Amsterdam. He is a TEDx speaker and regular speaker of international PHP conferences. He is the co-founder of the PHP User Group of Torino (Italy).