He is on the books of FC Kuressaare and wears shirt number 68. His main role on the pitch is Defender. His estimated market valuation currently stands at 50K €.

His latest transfer saw him join FC Kuressaare from Flora Tallinn II via Free on 2026-03-02.

Across the Estonian Premium Liiga 2025, Johann Vahermägi appeared in 6 matches and averaged 0 tackles, 0 interceptions, 0 clearances, and 0 blocked shots per game.