Mariana Rosa
Fraud Specialist @Helcim
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WORK HISTORY
Fraud Specialist @Helcim
Calgary, AB, CA
EDUCATION
Universidade de Pernambuco
Bachelor of Science - BS
Estácio
Lato Sensu Post-Graduation in Translation From English
Universidade Federal de Pernambuco
Bachelor's degree
Santa Cecília Institute
Lato Sensu Post-Graduation in Occupational and Environmental Health Nursing
ABOUT MARIANA ROSA
Fraud specialist, chargebacks analyst, and multilingual professional with 3+ years of experience in financial fraud prevention, dispute resolution, and process optimization: Currently serving as a Fraud Specialist at Helcim, where I leverage my expertise in fraud detection and dispute resolution to oversee fraud prevention for over merchants processing transactions monthly, ensuring security and maintaining the trust of our diverse clientele. Formerly a Centralized Operations Analyst at Neo Financial, I managed the full chargeback cycle, achieving a 98% win rate in chargeback disputes. My efforts in process optimization helped streamline operations, improve efficiency, and enhance overall customer satisfaction. Versatile experience spanning multiple industries, from healthcare management to sales and business development. My diverse background provides a unique perspective on operational efficiency and customer-centric solutions. Specialties: Fraud Detection, Chargebacks, Dispute Resolution, Process Optimization, Customer Experience, Multilingual Communication (English, Portuguese, Spanish, French), Financial Security Contact me: f••••••••@gmail.com
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