Helder Moreira Arruda has a PhD in Applied Computing from the University of Vale do Rio dos Sinos (Unisinos), working with Industry 4.0, Machine Learning, and Subjective Well-Being. He received an MSc degree in Environmental Sciences from the Vale Institute of Technology (ITV) with a focus on data from RFID microsensors installed in bees, in a partnership project with Brazil and Australia. In the same technology institute, he worked as a researcher, dealing with experiments aimed at environmental monitoring and data analysis, using sensor networks and machine learning. Previously, he was a systems analyst with the University of Amazonia and a computer programmer with REICON Group.