Dr. Jens Berli obtained his medical degree from the University of Zurich, Switzerland. Following this, he undertook a part of residency in general surgery and ortho-trauma at Triemli City Hospital, Zurich. In 2010, before moving to the United States, he worked at Uummannaq Regional Hospital in rural Greenland. 

Subsequently, Dr. Berli completed his Plastic & Reconstructive Surgery residency at the renowned Johns Hopkins School of Medicine in Baltimore, Maryland. During this period, he gained experience in gender-affirming surgery and phalloplasty for congenital malformations. Between 2014 and 2016, he further enriched his expertise as a traveling fellow at leading centers for transgender health across Europe and Asia. 

Since 2016, Dr. Berli has been a faculty member at Oregon Health & Science University. He predominantly focuses on phalloplasty and facial gender confirmation surgeries. Presently, he holds the position of Associate Professor in the Department of Surgery. Additionally, since 2019, he has been entrusted with the responsibility of Residency Program Director. In the same year he started one of the first fellowships with focus on Gender Surgery. Beyond gender surgery he has a keen interest in neuroplastics and cranio-facial trauma.    

In terms of professional affiliations, Dr. Berli is a member of the World Professional Association for Transgender Health. He has notably contributed to the surgical committee of the Standards of Care Version 8. He serves as an Associate Editor for "Transgender Health" and is a Contributing Editor for "Plastic & Reconstructive Surgery." Central to his research endeavors is the enhancement of the safety protocols for phalloplasty procedures, objective aesthetic outcomes, and patient-reported outcomes.