Born in Munich, Germany, Schilling grew up in Strasbourg, France, before moving to Chicago, Illinois, with his mother and brother in 2003.

[1] Schilling moved to the Loyola Academy in Wilmette, Illinois, for the 2009–10 season, his freshman year of high school, where he played basketball and football.

[9] On June 29, 2018, he signed a deal with Ratiopharm Ulm of the German Basketball Bundesliga to get his professional career underway.

[14] On July 27, 2023, he signed with Victoria Libertas Pesaro of the Italian Lega Basket Serie A (LBA).

[17] Schilling played the Albert-Schweitzer-Tournament with the German under-18 national team in 2012[18] and attended the under-18 European Championships in Latvia and Lithuania the same year.