Born in Rio de Janeiro. After studying journalism, theater and graduating in economics, Coelho founded Matizar Filmes. His documentaries Fala Tu, Living Rap in Rio (2003, 27th Mostra), Fernando Lemos - Through the Image (2005, 30th Mostra), Pqd - Brazilian Paratroopers (2007, 31st Mostra) and A Sunday with Frederico Morais (2011, 35th Mostra) were screened at many festivals around the world, such as Berlin, Cinéma du Réel, Rio Festival and São Paulo International Film Festival. He produced Jogo de Cena and Moscow, by documentary filmmaker Eduardo Coutinho.

In 2015, Coelho participated in Belinale Talent Campus and, in that same year, directed his first fictional film, Orphans of Eldorado (2014, 39th Mostra). Written and directed by him, the film was presented at many festivals. In 2017, he participated in the Talents Program in Buenos Aires. He is currently working on his second feature script, Neuros, selected to Paris Co-Production Village and Script Circle, Berlin. In addition, he just finished the documentary Lights On, presented at the 44th Mostra.