In December 2018, Núñez was loaned out to USL League One side Forward Madison FC ahead of their inaugural season.[1] He made his league debut for the club on April 6, 2019, in a 1–0 away defeat to Chattanooga Red Wolves SC.[2] He scored his first league goal for the club on 19 April 2019, scoring in the 58th minute of Madison's first league win in club history, a 2–1 victory over Orlando City B. His goal, assisted by Paulo Junior, made the score 1-1. [3] For the 2022–23 season, he signed for Recreativo de Huelva, which is competing in Spanish fourth-tier Segunda Federación.
On 28 June 2024, Núñez signed a two-season contract with Alcorcón in the Spanish third tier.[4]
International career
Núñez made his debut for Panama in an August 2014 friendly match against Peru[5] and has, as of 17 April 2018, earned 14 caps, scoring 2 goals.
International goals
Scores and results list Panama's goal tally first.[6]