Sinem Yontar is currently a Student Assistant at Istanbul Bilgi University as of April 2024. From September 2020, Sinem has held various roles at Bilgi IEOR, including Vice President, Social Media Officer, and Member. Sinem has gained practical experience through internships at Migros, HEKTAŞ TİCARET T.A.Ş., Odeabank, L'Oréal, and Güngen Denizcilik ve Ticaret A.Ş., focusing on areas such as production planning, private banking, and engineering. Sinem has also participated in mentorship and training programs, including the W-Energy for Innovation initiatives and Young Guru Academy's Skills for Future program. Sinem is pursuing a Bachelor's degree in Industrial Engineering and a Minor in Computer Engineering at Istanbul Bilgi University, with an educational background that includes a prep school year and high school completion at Sınav Educational Institutions.