Lead Data Scientist | Mobile Games | Hybrid | Warsaw / Limassol

Product mobile game company seeks Lead Data Scientist to develop ML solutions for ad monetization, personalization, and recommendations, and lead/mentor a Data Science team. Hybrid in Warsaw/Limassol.

Product mobile game company with a multi-million audience and a strong ad monetization model. We are looking for a Lead Data Scientist to develop ML solutions for ad monetization, personalization, and recommendations, and to lead and mentor a Data Science team.

5+ years of experience in Data Science, preferably in consumer/mobile products. Mandatory experience in advertising monetization, revenue optimization, or advertising analytics. Experience with recommendation, personalization, or ranking systems. Strong Python and SQL. Experience with ML models, A/B testing, and applied statistics. Experience working with large behavioral datasets. Experience in technical leadership or mentoring Data Scientists.

Influence key product metrics: ad revenue, engagement, retention, and LTV. Large volumes of behavioral data and real production ML tasks. Opportunity to influence the Data Science roadmap, technical decisions, and team development. Work at the intersection of Data Science, Product, Engineering, and Ad Monetization. Hybrid | Warsaw / Limassol