Cariello started his career at
Salernitana Calcio 1919, one of the largest club in
Campania, just behind
S.S.C. Napoli. He was loaned to
Nocerina and
Savoia, also in Campania. He then joined
Taranto and
Giulianova in January 2003.
Chievo He was spotted by
Chievo in January 2004, which the club keen on signing players in lower league and loaned out to ensure there was good players in squad when relegated. He was loaned back to
Giulianova for the rest of 2003–04 season. He played for
Frosinone Calcio in second half of 2004–05 season, and played his first Serie A season at
Ascoli in 2005-06 along with
Francesco Carbone, in co-ownership deal with Chievo for €500 and €20,000 respectively. Chievo bought back both players for an undisclosed fee. On 26 August 2006, he was sold to
F.C. Crotone in
co-ownership deal, for €50,000 but bought back by Chievo in June 2007 for around €4,000.
Frosinone Cariello was sold to Frosinone in another co-ownership bid on 6 July 2007, Chievo also acquired half of the "card" of
Gennaro Troianiello as part of the deal. Both players were valued €360,000, thus 50% registration rights "worth" €180,000 each. In June 2008 Cariello joined Frosinone outright for another €180,000.
Late career In 2011 Cariello left for
Lega Pro Seconda Divisione (ex–Serie C2) club
Turris Neapolis. In 2012, he left for Serie D club
Pomigliano. ==References==