He attended various masterclasses with composers such as Brian Ferneyhough, Chaya Czernowin, Dieter Schnebel, Steven Kazuo Takasugi, Ming Tsao, Peter Ablinger, Dieter Mack and Pierluigi Billone. Participation at the Next Generation Program of the Donaueschinger Musiktage 2011-2015, the Darmstadt International Summer Courses for New Music 2012, 2016, the Harvard Summer Composition Institute Residency 2014 and the DRK International Young Composers Meeting Singapore 2015.
Ulus has won several stipends (e.g. Berlin-stipend 2017 of the Academy of Arts Berlin, Artist-in-Residence Istanbul 2017 of the Art-Foundation NRW , International Ensemble Modern Academy 2015/16, Harvard Composition Institute Residency 2014, DRK International Composers Residency Singapore 2015, I-Park Foundation Residency 2015, Turkish Cultural Foundation 2014, Arbeitsstipendium Salzburg 2014, EMAS 2014), prizes (e.g. impuls competition 2017) and got commissions (e.g. Klangforum Wien impuls 2017, Ensemble Francaix of the ANAM 2017, IEMA 2016, City of Munich 2014, Ensemblia Festival 2013).
His works are performed by renowned ensembles such as Ensemble Recherche, Ensemble intercontemporain, Ensemble SurPlus, Klangforum Wien, Ensemble Aventure, Talea Ensemble, IEMA-Ensemble, Ensemble Francaix and Ensemble mise-en at international festivals of contemporary music (e.g. Salzburg Biennale, ManiFeste Academy, Klangspuren Schwaz, KlangNetz Dresden, ZKM Karlsruhe, Beethovenfest Bonn, Ensemblia Festival, KunstKulturKirche Frankfurt, Aventure Konzertreihe Freiburg, Harvard University) in various cities: e.g. Berlin, Bonn, Boston, Dresden, Düsseldorf, Frankfurt am Main, Freiburg im Breisgau, Heilbronn, Paris, Karlsruhe, Kassel, Leipzig, Istanbul, Melbourne, Mönchengladbach, Munich, New York City, Salzburg, Schwaz, Singapore and Vienna.
Ulus’ music was broadcasted in Austrian and German radio stations. Musicological publications in Musik & Ästhetik, MusikTexte, ÖMZ, Simon Verlag and Wolke Verlag. He gave lectures about his music and about musicological topics e.g. at the Harvard University, Salzburg Festival, International Mozarteum Foundation, GEMA Berlin, Gesellschaft für Ekmelische Musik, HMT Leipzig, Goethe University Frankfurt, Meetingpoint Music Messiaen. He is co-founder of the group „Gute Manieren“, a collaboration of composers, musicologists and philosophers.