Krasimir Tsonev

Krasimir Tsonev is a coder with over 10 years of experience in web development. The author of Node.js Blueprints, Packt Publishing, he works with a strong focus on quality and usability. Krasimir is interested in delivering cutting-edge applications. He enjoys working in the software industry and has a passion for creating and discovering new and effective digital experiences. Right now, he is working with technologies such as HTML5/CSS3, JavaScript, PHP, and Node.js, but he originally started out as a graphic designer. Later, being a Flash developer, he spent several years using ActionScript3 and frameworks such as RobotLegs. After that, as a freelancer, he continued to deliver full-stack web services for his clients, taking care of the graphic design and frontend and backend programming. Right now, with the rise of mobile application development, Krasimir is enthusiastic about working on responsive applications that target various devices. He currently lives and works in Bulgaria. He graduated from the Technical University of Varna with both a bachelor's and a master's degree in computer science. He loves blogging, writing books, and giving talks on the latest trends in web development.
He has authored Node.js Blueprints, Packt Publishing (


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