Cristian Bujoreanu is a web developer originally from Romania and is currently based in Zürich, Switzerland. He specializes in web development and has a solid understanding of web application development processes, right from layout / user interface to relational database structures. He creates usable, professional, and user-friendly web applications according to the latest standards and innovative technologies.

Cristian has been in this field for nearly 7 years. He loves his work and enjoys every new project that he's involved in. After spending 4 years working for two web agencies in Romania, he moved to Switzerland in early 2012. He joined joiz, a social TV station with headquarters in Zürich. In February 2015, he started a new venture at Teamup Solutions AG.

Olivier Pons is a senior developer who has been building websites since 1997. He's a teacher at the University of Sciences (IUT) in Aix-en-Provence in France, ISEN (Institut Supérieur de l'Électronique et du Numérique), G4 Marseille, and École d'Ingénieurs des Mines de Gardanne. He teaches state-of-the-art web techniques in NodeJS, big data / NoSQL, the fundamentals of MVC, the basics of Symfony, WordPress, PHP, HTML, CSS, jQuery and jQuery Mobile, AngularJS, Apache, the basics of Linux, and advanced VIM techniques. He has already done some technical reviews, including the Packt Publishing books Learning ExtJS, Ext JS 4 First Look, jQuery hotshot, jQuery Mobile Web Development Essentials, Wordpress 4.x Complete, and jQuery 2.0 for Designers Beginner's Guide, among others. In 2011, Olivier left a full-time job as a Delphi developer and PHP expert to concentrate on his own company, HQF Development (http://hqf.fr). He runs a number of websites, including http://krystallopolis.fr, http://artsgaleries.com, http://www.battlesoop.fr, http://www.livrepizzas.fr, http://www.papdevis.fr, and http://olivierpons.fr, his own web development blog. Currently, he's learning Unity and building a game on his own. He works as a consultant, teacher, and project manager. Sometimes, he also helps big companies as a senior and highly skilled developer.