Jan Keller studied for his Bachelor's and Master's degrees in law at the University of St. Gallen and completed his M.A. in Law magna cum laude at the FernUni Switzerland. Four of his five academic theses during his studies were dedicated to patient and medical liability law and he already has work experience in this area as part of his work at JusMed. During his previous employment as a political employee at the Thurgau Trade Association, he also dealt with various areas of national and cantonal public law in various consultations.

Jan F. E. Keller speaks German, English, French, Italian and has a basic knowledge of Spanish.