Most people have heard about Tesla, the famous electric car manufacturer. But many other car companies see their electric vehicles sales rapidly increase. All these cars need a network of charging stations, and it is a real challenge to scale this network in line with this fast growing number of vehicles. This talk is about challenges, designing and implementing a such a network ( IoT Solution) ; it is currently already operational in the Netherlands and the Czech Republic . In this presentation will be explained the system- and software architecture of this network, and especially how the Microsoft Azure components are used for it.