Since October 2013 – Ulm, Germany
September 2007 (1 Month), Deggingen, Germany Lecturer in math and physics (tutoring).
July 2015 – September 2015 (3 Month), Vöhringen, Germany
Migration of a part of the internal system of C++ to Java, as external employee of eXXcellent solutions.
August 2006 – September 2006 (2 Months), Suhl, Germany