He is on the books of VfB Eichstatt and wears shirt number 29. His main role on the pitch is Defender. His stronger foot is Right. His estimated market valuation currently stands at 25K €.

His latest transfer saw him join VfB Eichstatt from VfB Eichstätt II via on 2023-07-01.

Across the German Regionalliga 2025-2026, Johannes Mayer appeared in 19 matches and averaged 0 tackles, 0 interceptions, 0 clearances, and 0 blocked shots per game.