David Diego Vallejo received his Bachelor’s Degree in Mechatronics and his Master’s Degree in Electronics from the Instituto Politécnico Nacional, Mexico and his PhD in Engineering from the Technische Universität Berlin, Germany. He has experience in the design of laser-based engraving systems and in the development of monitoring strategies based on laser-induced fluorescence (LIF) and laser-induced breakdown spectroscopy (LIBS). His main interests are related to research and development focused on the implementation of laser technologies for processing and monitoring applications, analytical chemistry or integration of optomechatronics solutions.