Career as a coach
| Period | Team | Country | Position | |
|---|---|---|---|---|
| 08/2026 - 06/2028 |  | Royal Antwerp FC |  Belgium | Manager |
| 07/2024 - 08/2026 |  | FC St. Gallen |  Switzerland | Ass. Coach |
| 07/2023 - 06/2024 |  | RB Leipzig U19 |  Germany | Ass. Coach |
| 04/2022 - 06/2022 |  | Lokomotiv Moscow |  Russia | Ass. Coach |
| 03/2022 - 04/2022 | | Lokomotiv Moscow | Russia | Manager |
| 08/2020 - 06/2021 |  | MSV Duisburg | Germany | Ass. Coach |
| 11/2020 - 11/2020 | | MSV Duisburg | Germany | Manager |
Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 07/2019 - 07/2020 | | MSV Duisburg | Germany | Defence | 5 |
| 01/2018 - 07/2019 |  | Celtic FC |  Scotland | Defence | 33 |
| 08/2014 - 12/2017 |  | RB Leipzig | Germany | Defence | 33 |
| 09/2015 - 06/2016 |  | RB Leipzig II | Germany | Defence | 4 |
| 01/2013 - 08/2014 |  | ACF Fiorentina |  Italy | Defence | 5 |
| 01/2008 - 01/2013 |  | TSG Hoffenheim | Germany | Defence | 5 |
| 07/2007 - 01/2008 |  | Bor. Mönchengladbach | Germany | Defence | 18 |
| 11/2007 - 12/2007 |  | Bor. Mönchengladbach II | Germany | Defence | |
| 07/2005 - 06/2007 | | Bor. Mönchengladbach | Germany | Defence | 33 |
| 07/2003 - 08/2006 | | Bor. Mönchengladbach II | Germany | Defence | |
| 07/2003 - 06/2004 |  | Bor. Mönchengladbach U19 | Germany | Defence | |
| 07/2002 - 06/2003 |  | VfB Stuttgart U19 | Germany | Defence | |
| 07/2000 - 07/2002 |  | VfB Stuttgart U17 | Germany | Defence |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Champions League | 1 | - | 1 | - | 20 | - | - | - | - | - | - | » All matches |
| Europa League | 7 | 7 | - | - | 630 | - | - | - | 1 | - | - | » All matches |
| Bundesliga | 195 | 187 | 8 | 20 | 16.406 | 8 | - | 9 | 30 | 1 | 1 | » All matches |
| 2. Bundesliga | 70 | 63 | 7 | 5 | 5.692 | 3 | - | 3 | 11 | - | 1 | » All matches |
| 3. Liga | 23 | 22 | 1 | 5 | 1.933 | 1 | - | - | 2 | - | - | » All matches |
| DFB-Pokal | 18 | 16 | 2 | 1 | 1.447 | 1 | - | - | - | - | 1 | » All matches |
| Regionalliga Nord | 4 | 4 | - | 1 | 321 | - | - | - | - | 1 | - | » All matches |
| Regionalliga Nordost | 3 | 3 | - | - | 270 | - | - | - | - | - | - | » All matches |
| Oberliga Nordrhein (1979-2008) | 2 | 2 | - | - | 180 | - | - | - | - | - | - | » All matches |
| Serie A | 16 | 14 | 2 | - | 1.331 | - | - | - | 4 | - | - | » All matches |
| Coppa Italia | 3 | 2 | 1 | 1 | 201 | 1 | - | - | - | - | - | » All matches |
| FA Cup | 1 | 1 | - | 1 | 83 | - | - | - | - | - | - | » All matches |
| Total | 343 | 321 | 22 | 34 | 28.514 | 14 | - | - | 48 | 2 | 3 | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U19 Bundesliga West | 12 | 12 | - | 2 | 1.045 | - | - | - | - | - | - | » All matches |
| Total | 12 | 12 | - | 2 | 1.045 | - | - | - | - | - | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U17 Championship | 1 | 1 | - | - | 120 | - | - | - | - | - | - | » All matches |
| Total | 1 | 1 | - | - | 120 | - | - | - | - | - | - |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Friendlies | 1 | 1 | - | 1 | 77 | - | - | - | - | - | - | » All matches |
| Total | 1 | 1 | - | 1 | 77 | - | - | - | - | - | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U20 World Cup | 3 | 1 | 2 | - | 186 | - | - | - | 1 | - | - | » All matches |
| U20 Friendlies | 9 | 7 | 2 | 5 | 558 | - | - | - | - | - | - | » All matches |
| Total | 12 | 8 | 4 | 5 | 744 | - | - | - | 1 | - | - |