Krasimir Tsonev is a front-end developer, blogger and speaker. He loves writing JavaScript and experimenting with the latest CSS and HTML features. Author of the Node.js blueprints book, he is focused on delivering cutting edge applications. Right now, with the rise of the mobile development, he is enthusiastic to work on responsive applications targeted to various devices. Living and working in Bulgaria he graduated at the Technical University of Varna with bachelor and master degree in computer science. You can find him on GitHub here.