Cholakyan has been competing in international weightlifting competitions since 2019. At the 2019 European Youth Championships, he became the champion in the 49 kg weight category with a total result of 192 kg.
In 2021, at the European Junior Championships, he won the 55 kg weight category with a total of 230 kg. In May 2022, he became the champion at the World Junior Championships in the 55 kg category with a total result of 240 kg. In 2024, he made his debut at the Senior World Championships, where he placed seventh in the 61 kg weight category with a result of 280 kg.
In April 2025, at the 2025 European Weightlifting Championships held in Chișinău, he won the bronze medal in the 61 kg category with a total result of 275 kg. He also earned a small silver medal in the snatch exercise (124 kg).[2][3]