Basler started his career with 1. FC Kaiserslautern, making only one league appearance. In 1993, he joined Bundesligaclub SV Werder Bremen, after previously playing for Hertha BSC and Rot-Weiss Essen in the 2. Bundesliga. With Bremen, Basler won the DFB-Pokal in 1994 and finished runner-up in the Bundesliga in 1995. During the 1994–95 season, he was joint top-goalscorer in the Bundesliga with 20 goals.
Basler joined FC Bayern Munich in 1996, where he won the Bundesliga title in 1997 and 1999, and scored the club's winning goal in the 1998 DFB-Pokal final. Basler also scored the opening goal for Bayern Munich in their 1999 UEFA Champions League Final against Manchester United at Camp Nou, Barcelona with free-kick in the sixth minute of the game. Bayern went on to lose the match 2–1.
Basler have been playing for TuS Rüssingen since the season 2014/2015, and scored 2 gols in 12 games.
Clirim Bashi came to FV Speyer in 1993, from the Albanian side FK Vllaznia, where he was under contract for four years.
In the summer of 1997, Clirim Bashi moved to SV Waldhof Mannheim. In the regional league seasons from 1997 to 1998 he worked with coach Uwe Rapolder.
Then Bashi moved to Alemannia Aachen where he played 69 games in the 2.Bundesliga.
In 2005, Bashi went back to his first stop in Germany, the FV Speyer.