He was noticed by the FC Lviv head coach at the 2016-17 Ukrainian First League under-19 final tournament that took place in Zakarpattia Oblast when Kyslenko played for UFC Olimpik Kharkiv and was among the tournament's top scorers.
In 2016 Kyslenko started to play for the FC Helios Kharkiv reserves in the regional competitions of Kharkiv Oblast, later joined FC Olimpik Kharkiv that fielded its team in youth competitions conducted jointly with the Professional Football League of Ukraine.
He made his professional debut for FC Lviv in the match against FC Bukovyna Chernivtsi on 15 July 2017 in the Ukrainian Second League scoring a hat-trick in 4-3 win.
In 2017 Kyslenko became one of the competition's leading scorers of the 2017-18 Ukrainian Cup.
This biographical article related to a Ukrainian association football forward born in the 1990s is a stub.