Career as a coach
| Period | Team | Country | Position | |
|---|---|---|---|---|
| 12/2021 - 06/2022 |  | Jagiellonia Białystok |  Poland | Manager |
| 01/2016 - 09/2017 |  | Lechia Gdańsk | Poland | Manager |
| 05/2009 - 06/2012 |  | Philadelphia Union |  USA | Manager |
| 01/2004 - 12/2006 |  | D.C. United | USA | Manager |
National teams managed
| Season | Team | Position | |
|---|---|---|---|
| WC Qualifiers CONCACAF 2015-2017 |  | Antigua & Barbuda | Manager |
| Confederations Cup 2009 South Africa | | USA | Ass. Coach |
| Gold Cup 2009 USA | | USA | Ass. Coach |
| Friendlies 2009 | | USA | Ass. Coach |
| WC Qualifiers CONCACAF 2008/2009 | | USA | Ass. Coach |
| WC Qualifiers CONCACAF 2008/2009 | | USA | Ass. Coach |
| Olympic Games 2008 | | USA | Manager |
| Friendlies 2008 | | USA | Ass. Coach |
| Copa América 2007 Venezuela | | USA | Ass. Coach |
| Gold Cup 2007 USA | | USA | Ass. Coach |
| Friendlies 2007 | | USA | Ass. Coach |
Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 01/2003 - 12/2003 |  | New England Revolution | USA | Midfield | |
| 01/1998 - 01/2003 |  | Chicago Fire | USA | Midfield | |
| 07/1994 - 12/1997 |  | 1860 Munich |  Germany | Midfield | 10 |
| 09/1993 - 06/1994 |  | Dynamo Dresden | Germany | Midfield | |
| 07/1992 - 09/1993 |  | BSC Young Boys |  Switzerland | Midfield | |
| 07/1990 - 06/1992 |  | Bakirköyspor |  Turkey | Midfield | |
| 01/1987 - 06/1990 |  | Zawisza Bydgoszcz | Poland | Midfield | |
| 07/1985 - 12/1986 |  | Widzew Łódź | Poland | Midfield | |
| 07/1984 - 06/1985 | | Zawisza Bydgoszcz | Poland | Midfield | |
| 07/1983 - 06/1984 |  | GKS Bełchatów | Poland | Midfield |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Europa League | 4 | 2 | 2 | 1 | 206 | 1 | - | - | - | - | - | » All matches |
| UI-Cup | 4 | 4 | - | 1 | 344 | 1 | - | - | 1 | - | - | » All matches |
| Bundesliga | 116 | 111 | 5 | 28 | 9.314 | 17 | - | 31 | 15 | - | 1 | » All matches |
| DFB-Pokal | 9 | 9 | - | 2 | 835 | 1 | - | - | 1 | - | - | » All matches |
| Super League | 42 | 42 | - | 8 | 3.579 | 5 | - | - | 5 | - | 1 | » All matches |
| Major League Soccer | 134 | 134 | - | 41 | 10.620 | 29 | - | - | 17 | - | 2 | » All matches |
| Total | 309 | 302 | 7 | 81 | 24.898 | 54 | - | - | 39 | - | 4 |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WC Qualifiers Europe | 5 | 5 | - | 2 | 375 | - | - | - | - | - | - | » All matches |
| Friendlies | 10 | 8 | 2 | 2 | 687 | 1 | - | - | 1 | - | - | » All matches |
| EURO Qualifiers | 4 | 4 | - | 3 | 250 | 2 | - | - | - | - | - | » All matches |
| Total | 19 | 17 | 2 | 7 | 1.312 | 3 | - | - | 1 | - | - |