Nunes drove in the Formula Three Sudamericana championship from 2006 to 2008, finishing as runner-up in his final year in the category.

In 2006, Nunes also drove at selected races in the Brazilian Formula Renault series.

For 2009 he moved to the Formula Three Euroseries for Manor Motorsport,[1] finishing 27th in the championship.

He also appeared as a guest driver at the Autódromo Internacional do Algarve in Portimão in British Formula 3.

[2] He stayed in the series for 2011 alongside Valtteri Bottas and James Calado until he was replaced by Richie Stanaway at the Spa † – As Nunes was a guest driver, he was ineligible to score points.