He changed to studying composition with Rudolf Kelterborn at the Musikhochschule Basel, which he continued with Wolfgang Rihm in Karlsruhe.

[3] He composed in 2008 Siegel for the Basel Sinfonietta, who premiered it with Claudia Barainsky, conducted by Peter Hirsch.

[4] The ensemble premiered in 2012 his Viaggiatori, composed for the centenary of the Basler Bach-Chor.

In 2012, his opera Der Sandmann on a libretto by Thomas Jonigk [de] premiered at the Theater Basel which had commissioned the opera, staged by Christof Loy.

premiered in February 2017 at the Deutsche Oper Berlin, conducted by Thomas Søndergård and staged again by Loy.