- Since 2014 Project manager at ifeu
- 2010 – 2013 Independent researcher
- 2004 – 2009 PhD on physical trade balances at the University of Cologne
- 1999 – 2003 Technical development aid, Eschborn, Dominican Republic and Mexico
- 1992 – 1999 Studies in geography, economics and ethnology at Philipps-Universität Marburg