Full-time

Fraud Prevention Strategy Analyst

Posted by Sumup • São Paulo, State of São Paulo, Brazil

📍 São Paulo, State of São Paulo 🕒 February 19, 2026

About the Role

As a key member of the Risk & Fraud BR Tribe, you will help protect SumUp’s acquiring business in Brazil, Mexico, and the United States, ensuring that our merchants can operate safely and with confidence. You will join a global, autonomous, cross-functional team committed to building smart, scalable, and frictionless fraud prevention solutions that directly impact business performance and merchant trust.

As a Senior Fraud Strategy Analyst, you will take ownership of critical initiatives to detect and prevent Card-Present (CP) and/or Card-Not-Present (CNP) fraud, leveraging data analytics, decision-engine rules, and continuous experimentation to strike the right balance between fraud loss, false positives, and user experience.

What You Will Do

  • Analyse large-scale datasets to detect evolving fraud behaviors and propose proactive countermeasures.

  • Design, implement, and optimize rules and strategies within our fraud decision engi...

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