| Season | Team | Competition | MP | G | A | Rating | ||
|---|---|---|---|---|---|---|---|---|
| 2018/2019 | Augsburg | DFB Pokal | 0 | 0 | 0 | 0 | 0 | – |
| 2017/2018 | Augsburg | DFB Pokal | 0 | 0 | 0 | 0 | 0 | – |
| 2016/2017 | Augsburg | DFB Pokal | 2 | 0 | 0 | 0 | 0 | – |
| 2015/2016 | Augsburg | DFB Pokal | 1 | 0 | 0 | 0 | 0 | – |
| 2014/2015 | Hertha BSC | DFB Pokal | 0 | 0 | 0 | 0 | 0 | – |
| 2013/2014 | Hertha BSC | DFB Pokal | 1 | 0 | 0 | 0 | 0 | – |
| 2011/2012 | Hertha BSC | DFB Pokal | 3 | 0 | 0 | 0 | 0 | – |
| 2010/2011 | Hertha BSC | DFB Pokal | 0 | 0 | 0 | 0 | 0 | – |
| 2009/2010 | Hertha BSC | DFB Pokal | 1 | 0 | 0 | 0 | 0 | – |
| Total | 8 | 0 | 0 | 0 | 0 | – | ||
| Date | From | To | Type | |
|---|---|---|---|---|
| - | Hertha BSC | Augsburg | Free | |
| 07 Jan 2009 | Hoffenheim | Hertha BSC | Free | |
| - | 1860 München | Hoffenheim | € 100K |
C. Janker career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.