João is a landscape archaeologist specialising in remote sensing and GIS. His research focuses on the study of the Iron Age-Roman transition in Northwest Iberia from an integrated landscape archaeology perspective, combining archaeology, remote sensing and GIS, archaeometry and palaeoenvironment; and from a comparative perspective, dealing with similar archaeological contexts in Southwest England (in collaboration with Dr Christopher Smart) and Dacia (Romania) (in collaboration with Dr Ioana Oltean).

He is member of the Romanarmy.eu research collective and honorary fellow at the Institute of Heritage Sciences (Incipit), Spanish National Research Council (CSIC).