Born in San Sebastián, Gipuzkoa, Basque Country, Petxarroman joined Real Sociedad's youth setup in 2010, from Antiguoko.
[1] Promoted to farm team CD Berio FT in July 2015, he made his senior debut during the campaign, in Tercera División.
[3] He was a key component and team captain of the B's in 2020–21, playing in 20 league matches (play-offs included) and scoring twice as his side returned to Segunda División after an absence of 59 years.
[6][7] He made his professional debut on 31 October, replacing Óscar de Marcos late into a 1–1 away draw against his former side Real Sociedad.
[10] On 15 July 2024, after Andorra's relegation, Petxarroman signed a four-year deal with Deportivo de La Coruña, newly promoted to division two.