Key Roles and Responsibilities: Jeeves is a groundbreaking financial operating system built for global businesses, providing corporate cards, cross-border payments, and spend management software within one unified platform. The company operates across 20+ countries, serving over 5,000 clients ranging from venture-backed startups to SMBs worldwide. With a mission to empower businesses with more efficient and cost-effective financial solutions globally, Jeeves combines cutting-edge financial technology with exceptional team expertise to transform the business financial landscape. Some of our achievements include being recognized as one of The Information's 50 Most Promising Startups in 2023 and winning 'Fintech of the Year' at the European Fintech Awards. Job Requirements: - Fluent English; advanced/fluent Spanish and Portuguese ideal due to the company being a global business. - At least 2 years creating/managing anti-fraud rules for Cards, Payments, and Transfers transactions (PIX / Boletos / ACH / Swift / Others). - At least 2 years fraud strategy experience for cards, payments, and transfers. - Advanced SQL and Excel knowledge. - Basic Chargeback process knowledge. - Basic PIX regulation knowledge. - Experience researching and finding information to solve problems. - Agile, adapting quickly to changes in the environment. - Collaborative, team-oriented.