- Bar Exam (Vienna Bar Association)
- University of Salzburg, Master's degree in Law (Mag. iur.)
- Summer School "European Private Law" – University of Salzburg
- Intellectual Property Law, AUSTRIA Supplement in International Encyclopaedia of Laws, Wolters Kluwer Law & Business (2017)
Nina Sabina Stiglitz works as an attorney at law at Vavrovsky Heine Marth, specializing in litigation, competition and trademark law. In the yearly published trend Anwaltsranking, she was placed Top 2 in the category "Die auffälligsten Junganwälte (unter 30)" (The most noticable young attorneys under 30) in 2018.