Korndörfer attended the Komponistenklasse Dresden, a school for young composers, studying with Silke Fraikin from 1991 to 1998.
[2] Among his teachers were Jörg Herchet for composition, Clemens Kühn and John Leigh for music history, and Christine Haupt for piano.
[3] From 2006, Korndörfer has taught music theory at the Hochschule für Musik Carl Maria von Weber[3] and its associated Sächsisches Landesgymnasium für Musik Carl Maria von Weber [de] at the TU Dresden from 2010,[3] and from 2011 at the Berlin University of the Arts.
He was a developer of the multimedia program to train hearing by the Dresden Zentrum für Musiktheorie (Centre for music theory).
[5] The Komponistenklasse was awarded the 2015 Initiativpreis für Kunst und Kultur of Saxony for its engagement for the early training in music creation.