Korva, who starts for the Kainuun Hiihtoseura, ran her first race in the Scandinavian Cup in Vuokatti in December 2015 , which she finished classically in 46th place over 10 km. At the Nordic Junior World Ski Championships 2017 in Soldier Hollow , she finished fourth in the sprint. She made her debut in the World Cup in November 2017 at the Ruka Triple , which she finished in 68th place. In January 2018 she became Finnish junior champion over 5 km classic, sprint and skiathlon in Iisalmi . At the Nordic Junior World Ski Championships in Goms in 2018 , she won the bronze medal over 5 km classic and also achieved 11th place in the skiathlon and fourth place in the sprint and with the relay. The following year she won the bronze medal in the 15 km mass start race, in the sprint and over 5 km freestyle at the Nordic Junior World Ski Championships in Lahti . In addition, she was there seventh with the season. In February 2019 she got her first World Cup points in Lahti with 22nd place in the sprint. At the following Nordic World Ski Championships in Seefeld in Tirol , she finished 51st in the sprint.