[1] In 2014 División Intermedia season, Núñez formed part of the club's first-team.
[2] In 2015, he was part of the Cerro Porteño PF squad which reached the play-off stages of the Primera B Nacional.
[3] For the 2016 División Intermedia season, Núnez joined Ciudad del Este team 3 de Febrero.
[4] In April, Núñez appeared as a substitute in the second half of a 4–1 win against Sportivo San Lorenzo.
[6] In September, Núñez started in a 1–0 home defeat against Deportivo Caaguazú and was replaced by Adolfo Miño in the 79th minute.