MÉLOVIN is the stage name of Ukrainian singer Kostyantyn Bocharov. He first came to prominence after winning the sixth season of X-Factor Ukraine in 2015. In late 2017 he released an EP and the same year he made an attempt to represent his home country on home soil at the 2017 Contest but finished in third place in the national final.
Returning a year later, he was selected to represent his home country at the 2018 Contest in Lisbon with the song "Under the Ladder". He competed in the second semi final and qualified for the final, where he finished in 17th place with 130 points.