Angelidaki cofounded InstaShop with John Tsioris. The e-shop provides scheduled and on-demand delivery services from supermarkets, restaurants, pharmacies, pet shops, among others. The service is available in the U.A.E., Oman, Qatar, Bahrain, Egypt, Lebanon, and Greece. InstaShop has secured $10 million in funding from Venture Friends, Jabbar Internet Group, and Souq.com since its launch. In August 2020, it was acquired by Germany-based Delivery Hero for $360 million. Angelidaki oversees the company’s marketing strategy in her role as CMO. She and Tsioris previously cofounded Vound in 2013.