Roger Troller has been working as an ORACLE Developer for over 25 years. From 1998 to 2016 he has been teaching classes on ORACLE SQL and PL/SQL for Trivadis in Switzerland, Germany and Austria. Currently he is working for Finnova a leading Swiss software and service provider

He is an ORACLE Ace and Winner of PL/SQL Developers choice award in 2015.

Roger lives in Eiken, Switzerland, likes to travel the world, ski the mountains and ride the roads on his motorbikes.

In his leasure time Roger trains junior handball teams for the TSV Frick sports club.