In May 2022, Shahmalarani competed in the delayed 2021 SEA Games and won the gold medal in the kumite −50 kg event. In July, competed in the 2022 ASEAN University Games and won the gold medal in the kumite 50 kg and team kumite events. The following month, she competed at the Konya 2021 Islamic Solidarity Games and lost to Serap Özçelik in the third-place match.[3]
Shahmalarani competed in the 2023 SEA Games in the kumite −50 kg category and faced Junna Tsukii in the final. After her bout against Tsukii ended in a tie, the judges remained split in voting the winner before the referee awarded the win to Shahmalarani.[4] She also competed in the women's 50 kg event at the 2022 Asian Games held in Hangzhou, China.[5]
In Summer 2024, Shahmalarani competed in the 2024 ASEAN University Games and won a bronze medal in the kumite 50 kg and team kumite events. She then competed in the Asian Karate Championships and won a bronze medal in the kumite −50 kg event.[6]
In May 2025, Shahmalarani competed in the Asian Karate Championships, where she won the silver medal in the kumite −50 kg event, losing to Gulshan Alimardanova in the final.[7][8] In November, she competed in the World Karate Championships, where she won the silver medal in the women's kumite 50 kg event. She lost to Alimardanova in the gold medal match.[9][10] At the 2025 SEA Games, Shahmalarani won the gold medal in the women's kumite 50 kg event on her 27th birthday.[11][12]
