Career as a coach
| Period | Team | Country | Position | |
|---|---|---|---|---|
| 09/2026 - 06/2027 |  | Hansa Rostock |  Germany | Manager |
| 12/2024 - 04/2025 |  | Hannover 96 | Germany | Manager |
| 02/2024 - 05/2024 |  | Huddersfield Town |  England | Manager |
| 07/2022 - 02/2023 |  | TSG Hoffenheim | Germany | Manager |
| 07/2021 - 06/2022 |  | FC Zürich |  Switzerland | Manager |
| 03/2017 - 01/2019 | | Hannover 96 | Germany | Manager |
| 07/2015 - 05/2016 |  | FC Schalke 04 | Germany | Manager |
| 07/2013 - 06/2015 |  | SC Paderborn 07 | Germany | Manager |
| 01/2011 - 06/2013 |  | TSV Havelse | Germany | Manager |
Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 07/2009 - 06/2010 | | TSV Havelse | Germany | Forward | |
| 07/2007 - 06/2009 |  | BV Cloppenburg | Germany | Forward | 14 |
| 07/2003 - 06/2007 |  | Holstein Kiel | Germany | Forward | 26 |
| 01/2003 - 06/2003 |  | Hessen Kassel | Germany | Forward | 26 |
| 09/2002 - 01/2003 |  | SC Langenhagen | Germany | Forward | |
| 12/1999 - 09/2002 |  | SpVgg Unterhaching | Germany | Forward | 26 |
| 01/1998 - 11/1999 |  | VfL Wolfsburg | Germany | Forward | 17 |
| 07/1996 - 12/1997 |  | Hamburger SV | Germany | Forward | 12 |
| 07/1994 - 06/1996 | | Hamburger SV | Germany | Forward | 10 |
| 07/1991 - 06/1994 | | Hannover 96 | Germany | Forward | |
| 07/1989 - 06/1991 |  | Hannover 96 U19 | Germany | Forward |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Europa League | 5 | 4 | 1 | - | 405 | 2 | - | - | - | - | - | » All matches |
| Cup Winners Cup | 1 | - | 1 | - | 16 | - | - | - | - | - | - | » All matches |
| UI-Cup | 6 | 2 | 4 | 1 | 172 | 2 | - | - | - | - | - | » All matches |
| Bundesliga | 144 | 82 | 62 | 40 | 8.041 | 28 | 2 | 9 | 9 | - | - | » All matches |
| 2. Bundesliga | 101 | 63 | 38 | 26 | 6.343 | 13 | 1 | 1 | 8 | - | - | » All matches |
| DFB-Pokal | 17 | 13 | 4 | 3 | 1.249 | 5 | - | - | 1 | - | - | » All matches |
| Regionalliga Nord | 116 | 105 | 11 | 13 | 9.462 | 15 | 1 | - | 28 | - | 1 | » All matches |
| Regionalliga West | 27 | 24 | 3 | 3 | 2.132 | - | - | - | 6 | - | - | » All matches |
| Oberliga Nord (2004-2008) | 33 | 33 | - | 4 | 2.877 | 9 | 3 | - | 1 | 1 | - | » All matches |
| Total | 450 | 326 | 124 | 90 | 30.697 | 74 | 7 | - | 53 | 1 | 1 |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | U21 Friendlies | 1 | 1 | - | - | 90 | 1 | - | - | - | - | - | » All matches |
| U21 EURO | 1 | 1 | - | 1 | 63 | - | - | - | - | - | - | » All matches |
| U21 EURO Qualifiers | 4 | 2 | 2 | - | 241 | 1 | - | - | - | - | - | » All matches |
| Total | 6 | 4 | 2 | 1 | 394 | 2 | - | - | - | - | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U20 World Cup | 3 | 3 | - | - | 270 | 2 | - | - | 1 | - | - | » All matches |
| Total | 3 | 3 | - | - | 270 | 2 | - | - | 1 | - | - |