Born in Melbourne, Australia, Sinasi graduated from the Australian Dance Performance Institute (A.D.P.I) and joined SDT in May 2008. Whilst studying in A.D.P.I, he participated in dance competitions in Brazil, where he won a gold medal in New Zealand and Australia. He continued on to win scholarship grants from Lady Mollie Askin Scholarship, Society of Dance Arts and Marianne McIntyre memorial scholarship. He then furthered his training at the Hamburg Ballet School, having the opportunity to work with John Neumeier in the school's production of Romeo and Juliet. After this, he joined the Suzhou Ballet Theatre under the artistic director, Stephen Jeffries and was given the featured role of lead devil in the production of Voyages