Ruben Oliva Ramos is a computer systems engineer from Tecnologico of Leon Institute, with a master's degree in Computer and Electronic Systems Engineering, with a specialization in Teleinformatics and Networking from the University of Salle Bajio in Leon, Guanajuato, Mexico. He has more than five years of experience in developing web applications to control and monitor devices connected to Arduino and Raspberry Pi using web frameworks and cloud services to build the IoT applications.Ruben is a Mechatronics teacher at the University of Salle Bajio and teaches students enrolled for the master's degree in Design and Engineering of mechatronics Systems. He also works at Centro de Bachillerato Tecnologico Industrial 225 in Leon, Guanajuato Mexico, and teaches subjects, such as electronics, robotics, and control, automation and microcontrollers, at mechatronics technician career. He is also a consultant and developer for projects in areas, including monitoring systems and datalogger data, using technologies, such as Android, iOS, Windows Phone, HTML5, PHP, CSS, Ajax, JavaScript, Angular, and ASP.NET; databases, such as SQLite, MongoDB, and MySQL; and web servers, such as Node.js and IIS. Ruben has done hardware programming on Arduino, Raspberry Pi, Ethernet Shield, GPS and GSM/GPRS, ESP8266, and control and monitoring systems for data acquisition and programming.Ruben is the author of the following books, also by Packt:* Internet of Things Programming with JavaScript* Advanced Analytics with R and Tableau