Gabriel is a lawyer with a bachelor's degree in Law from the University of São Paulo (USP), a master's degree in Law and Development from the Getúlio Vargas Foundation (FGV) with a research exchange at Kent University, and a doctorate in Philosophy and General Theory of Law from the University of São Paulo (USP). His professional career includes working as a legal advisor and consultant at Conectas Human Rights. He is currently a senior lawyer at Hotta Advocacia and is the coordinator of LACLIMA's Climate Justice WG.