Jostin Alarcon is a 23-year-old professional football player from PER. He currently plays for Sport Boys, wearing the number 10 shirt. He plays primarily as a Forward. His preferred foot is Right. His current market value is estimated at 500K €.

His most recent move was a from Sporting Cristal to Sport Boys on 2025-07-27.

In the Peruvian Liga 1 2026 season, Jostin Alarcon scored 1 goals and provided 0 assists across 5 appearances, averaging 0.2 goals per game with 5 shots attempted and 1 on target.