Article snapshot taken from Wikipedia with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
Eduard Matasek (1867–1912) was a noted Austro-Hungarian architect, best known for his Sha'ar Hashamayim Synagogue in Cairo. Himself a Roman Catholic, he designed it together with his (Jewish) partner Maurice Youssef Cattaui.
He also designed the Dubara Palace in Cairo.