Dr. Erbay graduated from the Istanbul Technical University, Faculty of Architecture in 1990. She worked as a free-lance architect in various architectural design offices in Istanbul, Yalova and Kocaeli. In 1993 she started her own office in Trabzon.
In 2000, she went into academic life by closing her architectural office. At Karadeniz Technical University, she earned her Master of Architecture degree by a thesis titled "Palaces of Justice" in 2003, and earned her “PhD” by a doctoral dissertation titled "Turkish Architecture under the Influence of Globalization" in 2007.
She now works as an Associate Professor at the same university and offers design studios and basic design course. She is the author of several books and articles published in national magazines and journals.