Gunay Afandiyeva worked as the Consul of the Consulate-General of the Republic of Azerbaijan in Istanbul from 2004 and as the Secretary-General of the National Commission of the Republic of Azerbaijan for UNESCO from 2009 to 2015. Ambassador Afendiyeva actively participated in organising international events in Azerbaijan. She represented Azerbaijan in a number of international conferences held at UNESCO Headquarters and different countries. Afandiyeva is the author of a number of publications and articles published in local and foreign media. She was granted many national and international diplomas, certificates and prizes.