Romain Da Costa is an experienced back-end developer currently employed at PayGreen since March 2021. Before this, Romain held the position of full-stack web developer from February 2020 to March 2021. Romain co-founded and served as CTO at HeavyM, where responsibilities included overseeing the technical development of an intuitive video mapping software aimed at both amateurs and professionals in audiovisual fields, a role that continued during time at Digital Essence SAS, where Romain was also CTO from February 2013 to February 2020. Earlier experience includes a developer role at NetDevices SAS in mid-2012, contributing to cross-platform application projects. Romain holds an engineering degree in information systems from ECE Paris and has participated in exchange programs at Universidad del Valle de México and Concordia University.