[10] In 2018, he won one of the bronze medals in the men's kumite +84 kg event at the Asian Karate Championships held in Amman, Jordan.

A few days later, he won one of the bronze medals in the men's team kumite event at the World University Karate Championships held in Kobe, Japan.

[11] A month later, he won one of the bronze medals in men's kumite +84 kg event at the 2018 Asian Games held in Jakarta, Indonesia.

[16] A few months after the Olympics, he competed in the men's +84 kg event at the World Karate Championships held in Dubai, United Arab Emirates.

[18][19] Hamedi won the gold medal in the men's +84 kg event at the 2021 Islamic Solidarity Games held in Konya, Turkey.