He is on the books of Nomme JK Kalju and wears shirt number 4. His main role on the pitch is Defender. His estimated market valuation currently stands at 150K €.

His latest transfer saw him join Nomme JK Kalju from Nomme JK Kalju II via on 2025-01-01.

Across the Estonian Premium Liiga 2025, Alex Boronilstsikov appeared in 31 matches and averaged 0 tackles, 0 interceptions, 0 clearances, and 0 blocked shots per game.