Early career Ganea moved from Romania to Spain with his family while still a
minor. He grew up in
Basauri south of
Bilbao where his relatives still live, and spent several years playing with local clubs.
Return to Romania / Viitorul Constanța In January 2013, Ganea returned to his country of birth Ganea signed with
FC Brașov for the latter part of the
2014–15 Liga I, but they too suffered relegation and experienced severe financial problems. In the summer of 2015, Ganea moved to
Viitorul Constanța, Ganea was a regular during both seasons, with 58 league starts. He also played in the club's early exits from the qualifying rounds of both the
UEFA Champions League and
UEFA Europa League.
Athletic Bilbao On 15 January 2018,
Athletic Bilbao announced the signing of Ganea on a three-year contract with the option of another year, with the player due to join the squad in the summer; he was deemed eligible to join under their
signing policy due to his time developing as a young player in the
Basque region. Five days later he made his
La Liga debut in a 0–3 loss to
Levante, but was stretchered off with a torso injury early in the second half of the match and
replaced by habitual starter
Markel Susaeta. After recovering from the injury, on 9 January 2019 Ganea was loaned to
Segunda División side
Numancia until June. After playing regularly in
Soria he returned to Athletic Bilbao, but was again afflicted by injuries and made no further appearances before being loaned again, this time back to his former club Viitorul Constanța, in January 2020.
The season in Romania was soon postponed due to the
COVID-19 pandemic and Ganea's loan spell expired before all fixtures were completed; he went back to Spain in July 2020 with a possibility of participating in Athletic's final few matches, which had also been delayed due to the pandemic, but was not named in any match squads before the end of the campaign. On 11 August 2020, Ganea's contract with Athletic was terminated.
Aris On 14 August 2020, he joined
Super League Greece side
Aris on a two-year contract. On 28 February 2021, he scored his first goal for the club with an exquisite shot in a comfortable 3–0 home win against
Atromitos. ==International career==