across fintech, payments, business messaging, subscriptions, partner ecosystems and platform abuse scenarios. Lead and mature the operating model for fraud prevention, AML risk signals, financial-crime controls, investigations, escalation, measurement and response. Own the strategy for detecting and reducing payment fraud, scams, account abuse, phishing, account takeover, suspicious behavior … trust operations, abuse prevention, account integrity, investigation workflows, and enforcement quality across Viber's global ecosystem. Partner with Product, Engineering, Data, Security, Legal, Compliance, Finance, Support and business teams to align risk strategy with company priorities. Define requirements for detection systems, risk signals, rules, models, dashboards, case queues, analyst tooling ...