This book constitutes the thoroughly refereed proceedings of the 8th  International Congress on  Telematics and Computing, WITCOM 2019, held in  Merida, Mexico, in November 2019.The 31 full papers presented in this volume were carefully reviewed and selected from 78 submissions. The papers are organized in topical sections: ​GIS & climate change; telematics & electronics; artificial intelligence & machine learning; software engineering & education; internet of things; and informatics security.