He is on the books of US Mondorf-les-Bains and wears shirt number 29. His main role on the pitch is Forward. He measures 202cm in height and weighs 92kg. His stronger foot is Left. His estimated market valuation currently stands at 75K €.

His latest transfer saw him join US Mondorf-les-Bains from SC Schiltigheim via on 2023-07-24.

During the Luxembourg National Division 2025-2026 campaign, Jean-Paul Kumbi made 7 appearances, scoring 2 goals and adding 0 assists. He averaged 0.3 goals per match from 0 shots, with 0 on target.