Jesse Bacon is a hobbyist programmer and technologist in the Washington D.C. metro area. In his free time, he mostly studies a new and interesting technology or visits the gym pursuing fitness goals. Jesse values the opinions of the development community and looks forward to a new generation of programmers with all the gifts of today's computing environments.

Ruben Oliva Ramos is a computer systems engineer from Tecnologico of León Institute, with a master's degree in computer and electronic systems engineering, teleinformatics, and networking specialization from the University of Salle Bajio in Leon, Guanajuato Mexico. He has more than 5 years of experience in developing web applications to control and monitor devices connected with Arduino and Raspberry Pi using web frameworks and cloud services to build Internet of Things applications.

He is a mechatronics teacher at the University of Salle Bajio and teaches students of master's in design and engineering of mechatronics systems. He also works at Centro de Bachillerato Tecnologico Industrial 225 in Leon, teaching electronics, robotics and control, automation, and microcontrollers at Mechatronics Technician Career.

Ruben is a consultant and developer projects in areas such as monitoring systems and datalogger data using technologies such as Android, iOS, Windows Phone, HTML5, PHP, CSS, Ajax, JavaScript, Angular, ASP .NET databases (SQlite, mongoDB, and MySQL), web servers (Node.js and IIS), hardware programming (Arduino, Raspberry pi, Ethernet Shield, GPS and GSM/GPRS, ESP8266), and control and monitor systems for data acquisition and programming.

He is the author of these two books for Packt Publishing:

Also Monitoring, controlling and acquisition of data with Arduino and Visual Basic .NET for Alfaomega.