Originally from Rio de Janeiro, Portela first came into prominence in 2015 when he appeared on the Sky1 darts show One Hundred and Eighty, where with the help of James Wade, he won £16,000.

[3] In June 2017, he and Alexandre Sattin became the first pair to represent Brazil in the World Cup of Darts in Frankfurt, Germany.

They defeated Switzerland 5–4 in a last-leg decider, before losing to the host nation pair of Max Hopp and Martin Schindler, with Portela winning their only leg in the two matches.

[3] The following year, he and Bruno Rangel would represent Brazil in the 2018 PDC World Cup of Darts, and after breezing past Denmark in round 1, they would lose to the Scotland pairing of Peter Wright and Gary Anderson.

[3] He qualified for the 2021 World Championship and defeated Steve Beaton 3-0 to advance to the 2nd round for the first time in his career, before losing to Glen Durrant.