Fraud Prevention Specialist
Core
Design and optimize fraud prevention strategies for SumUp's acquiring business across Brazil, Mexico, and the US using data analysis and rule-based systems.
Role type
Senior IC fraud prevention strategy specialist
Builds
Fraud prevention rules, decision-engine configurations, and mitigation strategies for global payments
Domain
Fintech, global payments, fraud risk management
Deliverable
production ML models | product features
Required skills
Fraud prevention strategy, SQL, Python, decision engine configuration, applied statistics, A/B testing, Brazilian fraud patterns, data visualization
Preferred skills
Acquirer settlement flows, card-scheme regulations, industry working groups
Technologies
Tableau, SQL, Python
Responsibilities
Analyze complex datasets to identify fraud trends and anomalies; Design and optimize decision-engine rules and authentication strategies; Monitor fraud, chargeback, and false-positive performance metrics; Investigate root causes of performance changes and recommend data-driven actions; Translate regulatory requirements into actionable fraud controls; Communicate insights and recommendations to stakeholders across the business.
Seniority
Senior, hands-on IC