Subsequently she studied Law at the University of Bern graduating with a Licentiate degree.

She completed a Master's degree in Economic Crime Investigation at Lucerne University of Applied Sciences and Arts.

[7][8] Gössi completed various internships and trainee programs, most prominently with Arthur Andersen in 2002, but also with local courts and law offices in Schwyz, Zug and Zürich.

She held various positions until 2008, before she became a tax and business consultant for Bayron AG in Zürich.

[9] In 2016, Gössi succeeded Philipp Müller as the leader of the national FDP.