1986 - 1992 Medical school: Gutenberg University, Mainz (Germany) and Université Louis Pasteur, Strasbourg, (France)
1993 - 1998 Resident, Dept. of Dermatology, Karlsruhe, Germany
1998 - 1999 Dermatologist, Dept. of Dermatology, Karlsruhe
2000 – 2002 Research Fellow, Dept. of Dermatology and Veterans Affairs and University of California, San Francisco (Prof. P. Elias; Prof. K. Feingold)
2002 - 2007 Consultant Dermatologist and Head of Skin Physiology Laboratory at the Department of Dermatology, Friedrich-Schiller-University, Jena (Germany)
2004 Completion of the lecturer thesis (Habilitation) at the Friedrich-Schiller-University and nomination as lecturer
2007 - 2010 Medical Director, bioskin (a dermatology-specialized CRO), Berlin (Germany)
2008 - 2010 Assistant Professor and lecturer at the Department of Dermatology, Charité Universitätsmedizin, Berlin (Germany) [part time]
Since 2011 - 2016 Assistant Professor, attendant and lecturer at the Department of Dermatology, Charité Universitätsmedizin, Berlin (Germany) [full time]
Since 2016 Adjunct Professor at Charité Universitätsmedizin, Berlin (attendant and lecturer)
2020 - 2020 Associated Professor at the Dept. Dermatology, Univ. Brest, France
Since 2021 Adjunct Professor at the Institute of Allergology at Charité Universitätsmedizin and Fraunhofer Institute for Translational Medicine and Pharmacology ITMP Allergology and Immunology, both Berlin (Germany)