product manager in rewarded mobile gaming

JustPlay builds a rewarded mobile gaming platform where users earn real value for their time through a self-sustaining model. The company operates a fairer, more sustainable rewarded gaming ecosystem with over 25M downloads and 500K+ daily active users.

• Define and own fraud prevention strategies across user journeys from onboarding to engagement and payouts;
• Develop and deploy real-time detection mechanisms, anomaly analytics, and proactive interventions;
• Collaborate with data, engineering, and product teams to build detection pipelines, alert systems, and responsive workflows;
• Prioritize fraud-related KPIs, including false positives, chargeback rates, fraud velocity, and user friction metrics;
• Drive continuous optimization of fraud prevention products;
• Integrate A/B testing and iterative validation to refine detection models and user intervention flows;
• Influence product design to create fraud-resilient user experiences while minimizing friction for legitimate players;
• Monitor global fraud trends in mobile gaming and ad revenue-based platforms.

• 4+ Years of product management experience, ideally with digital products involving complex user behavior and monetisation models;
• Strong experience in AdTech or ad monetisation, including attribution, measurement platforms, or ad networks;
• Strong analytical and data-driven mindset with experience using behavioral data, patterns, and signals for product decisions;
• Experience designing and measuring A/B tests in risk and fraud scenarios;
• Ability to collaborate cross-functionally with engineers, analysts, and operations;
• Excellent problem-solving, analytical, and communication skills;
• Nice to have: Experience with behavioral fraud, KYC/identity verification, Trust & Safety, risk management, or fraud prevention.

• Flexible working hours and options for digital nomads, occasional office visitors, or regular office-goers;
• Free personal coaching through nilo.health;
• Personal development budget of up to 2000€/year for training, conferences, and workshops;
• Free language tutoring in German and English with Preply;
• 25 Vacation days;
• Free Wellhub gold subscription;
• Free monthly Deutschland-Ticket;
• Monthly €50 tax-free internet contribution;
• Technical equipment provided, including MacBook or Windows devices;
• Relocation package with visa support;
• Berlin office perks include ergonomic setup, free daily lunch, and a dog-friendly environment;
• Benefits may vary depending on location and contract type.