Agata Kornhauser-Duda. The erstwhile First Lady's career so far

Right after college, she was employed by a private company, later a fewer years she was a German teacher in advanced school. Agata Kornhauser-Duda has served as the first woman since 2015 for a decade, and now - as TVN24 learned unofficially - her name appeared in the National Bank of Poland's email database. Who is and how was the erstwhile first lady's professional path?