Nikita Goncharenko

Identifies fast performance changes each week, so budget shifts happen before losses scale.

Aligned spend limits with business priorities and reduced operational overspending risk.

Mapped source quality and attribution to steer acquisition toward channels with reliable returns.

Tracked product interaction trends to prioritize improvements with the highest user impact.

Cohort-level retention and LTV analysis reduced waste and helped scale profitable user groups.

Segmented churned players and reactivated high-potential groups with lower reactivation costs.