Catalin Batrinu is an Electronics, Telecommunications and Information Technology graduate from the Politehnica University of Bucharest. After 5 years in applications development, where he helped companies move applications to the cloud, he moved to IoT. He has prototyped irrigation controllers, smart sockets, window shutters, lighting controls, environment controls et cetera, all controlled over the cloud. As an IoT Architect, he develops augmented/virtual reality frameworks, sensors and digital twin concepts, corresponding software architecture related to Big Data, real time performance, and structured/unstructured data analysis and modelling. He also identifies data sources, defines the single point of truth, and ensures data security.