[2] In 2018, Maksymenko debuted at the international junior tournament "Challenge Wratislavia" in Wroclaw, winning a bronze medal in individual epée.

[5] The following year, she competed at the 2022 European Cadets Championships, held in Novi Sad, finishing 6th in the team épée competition.

[6] At the 2022 Junior and Cadet Fencing World Championships in Dubai Maksymenko won a silver medal in the individual epée competition, losing Aleyna Ertürk from Turkey in final tournament.

[7] In 2023, Maksymenko debuted competing at the Junior Fencing World Cup stage in Laupheim, winning a gold medal in the individual epée competition.

[8] She also competed at the 2023 European Cadets Championships in Tallinn, where she won two bronze medals in the individual and team épée competitions.