Sebastian Jansen Essen Anschrift Gerscheder Weiden 8 45357 Essen Deutschland Kontakt Mobil 01708668377 E-Mail mail@sebastianjansen.com Web https://sebastianjansen.com/ Soziale Netzwerke https://www.xing.com/profile/Sebastian_Jansen12/web_profiles https://www.linkedin.com/in/sebastianjansen-digital/ Infos Skills ACCESSIBILITY UX UI SOUND
