During his pro club career, Pittis competed in the
Italian League for two decades (1984–2004), playing in a total of 20 seasons. Pittis spent his whole
club career playing with two teams:
Olimpia Milano and
Pallacanestro Treviso. With Olimpia, he won Europe's premiere basketball competition twice, as he won the
EuroLeague championship with the club in
1987 and
1988. He also won the European-wide third level
FIBA Korać Cup title in
1993 with Olimpia. With
Benetton Treviso, he won the European-wide secondary level
FIBA Saporta Cup title in
1995 and
1999. Pittis led the EuroLeague in
steals a total of
4 times (1992, 1994, 1996, and 2003). He finished his club playing career with 6,637
points scored and 1,811
steals, in 708
games played in the
Italian League. His total of 1,811 career steals is the Italian League's all-time record. Pittis finished his EuroLeague career with 1,481 points scored and 420 steals, in 168 games played in 9 seasons. ==National team career==