===
2012 Asian Wrestling Championships === In the opening round of the men's 55 kg freestyle category, Amit faced
Ruslan Seksenbaev of
Kazakhstan and beat him 3:0. In the next round, Amit's opponent was
Yasuhiro Inaba of Japan, losing to him 0:5. With the Japanese grappler reaching the final round, Amit was able to compete in the repechage round. In the first repechage round, his opponent was
Alvin Lobriguito of
the Philippines whom he beat 3:1 to qualify for the bronze medal bout. Amit was able to win the bronze medal, beating
Altinbek Alimbaev of
Kyrgyzstan 3:0. ===
2013 World Wrestling Championships === In Budapest, Amit won the silver medal n the 55 kg category before losing to the Iranian
Hassan Rahimi in the gold medal bout. In the first round, Amit faced
Yasuhiro Inaba of Japan, whom he lost to in the Asian Wrestling Championships the previous year but was able to exact revenge and beat him 4:1. His second round opponent was
Zoheir Elquaraque of France whom he beat 4:0. In the quarter-finals, he was up against Angel Escobedo of the USA whom he overcame 4:0 easily. To qualify for the gold medal bout, he was up against
Sezer Akguel of Turkey whom he was able to beat 4:0 easily. ===
2013 Asian Wrestling Championships === In the tournament in New Delhi, Amit won the gold medal in the men's freestyle 55 kg category, beating
Yang Kyong-il of
South Korea by 1–0, 5–2 in the gold medal bout. After first round bye, he defeated
Rassul Kaliyev of
Kazakhstan in the quarter-finals, and Japanese grappler
Fumitaka Morishita in the semi-finals. ===
2014 Commonwealth Games === Amit won the gold medal in the men's freestyle 57 kg category, beating
Ebikweminomo Welson of
Nigeria with a thumping 6-2. In the Round of 16, Amit faced
Jean Guyliane Bandoo of
Mauritius and won 5:0. His next opponent in the quarter-final round was
Bokang Masunyane of
South Africa whom he beat 4:0 comfortably. To qualify for the gold medal match, he faced
Azhar Hussain from
Pakistan in the semi-finals whom he beat easily 4:0. ===
2014 Asian Games === Amit Kumar unfortunately couldn't repeat his Commonwealth Games feat. He crashed out of the tournament in the first round itself, losing 1:3 to
Fumitaka Morishita of
Japan. == Awards ==