Carvalho started his career in journalism in 2009 as a reporter of cable news channel GloboNews, and since then, he has made multiple notable coverages, such as the natural disasters in Angra dos Reis, Brazil and the San Jose Mine accident in Chile in 2010; the French presidential elections in 2017, the Wedding of Prince Harry and Meghan Markle and the Tham Luang cave rescue in Thailand in 2018, and the canonization of Saint Dulce in 2019.