Theoretical background and experience in the different phases of design, implementation and evaluation of interactive systems. Working experience in web development using tools as Ruby on Rails, HTML, CSS, mySQL, XML, Javascript, PHP, SVN, GIT. Basic knowledge in Android SDK, LATEX, Prolog, C++, Tcl/Tk, Action Script, Facebook ML, Objective C, Photoshop, Processing, reacTIVision, Pure Data, etc Interested in design and development of all kinds of interactive systems with strong focus on user experience.

QueBueno.es Technical Lead @ From August 2011 to Present (4 years 5 months) Web Developer @ Experience · Worked side by side with graphical designers and clients to develop websites. · Created sites for clients such as a TV channel, bank, architecture firm, and artistic agency. · Involved in an award winning website design for children. From March 2008 to August 2009 (1 year 6 months)

M.Sc, Interactive Systems Engineering @ KTH Royal Institute of TechnologyB.Sc, Computer Science @ UPC Universitat Politècnica de Catalunya Javier Villarreal is skilled in: Ruby on Rails, JavaScript, jQuery, AngularJS, Node.js, AJAX, MongoDB, MySQL, Teamwork, Human Computer Interaction, Prototype, Selenium, JRuby, A/B testing, User Experience