Guillermo Contreras Alcalde

Guillermo Contreras Alcalde is a seasoned professional with extensive experience in digital engineering and software development. As the CEO and Co-Founder of PTG since September 2013, Guillermo leads a multidisciplinary team focused on creating custom software solutions for businesses. In April 2015, Guillermo co-founded WONOWO, a collaborative travel search engine designed to streamline and enhance travel options. Guillermo's earlier roles include Mobile Applications Engineer at iphonedroid and as a freelancer, along with web engineering positions at Universidad Rey Juan Carlos, where site development and e-learning platform support were key responsibilities. Guillermo holds multiple advanced degrees, including a Master in Interactive Computing and Multimedia from Universidad Rey Juan Carlos and a Master in Multimedia Informatik from Technische Universität Dresden.