Dmitry Anoshin is a data technologist and expert in building and implementing big data and analytics solutions, with a successful track record of analytics projects in multiple industries, like retail, finance, marketing, machine tools, and e-commerce. He has in-depth knowledge of BI, ETL, data warehousing, data modeling, and big data. He is proficient in data integration and many data warehousing methodologies.

Moreover, he has written 3 books with Packt - SAP Lumira Essentials, Learning Hunk, and Mastering BI with Microstrategy 10 as well as reviewed many books in analytics space.

Ruben Oliva Ramos is an engineer with a master's in computer and electronic engineering and specialization in teleinformatics and networking from University of Salle Bajio in Leon, Mexico. He has 5+ years of experience of building web applications to control and monitor devices linked to Arduino and Raspberry Pi.
He teaches mechatronics, electronics, robotics, automation, and microcontrollers. He is a consultant and developer for projects in control and monitoring systems and datalogger data using Android, iOS, HTML5, ASP.NET, databases, web servers, and hardware programming.