Analista Senior de Prevención de Fraude – IT & Scoring

About the role

Mercado Libre is looking for a Senior Fraud Prevention Analyst to join its IT & Scoring team. You will help protect the platform’s users by detecting and mitigating fraudulent activities using data‑driven methods and innovative technologies.

Key responsibilities

• Analyze alerts and anomaly signals to identify relevant deviations and risk patterns across the platform.
• Evaluate large volumes of data to prioritize high‑impact events, balancing operational capacity and risk levels.
• Identify process improvement opportunities, reducing inefficiencies such as duplicate alerts or unnecessary reviews.
• Collaborate cross‑functionally to report deviations promptly and define key performance metrics.
• Contribute to automation initiatives and the application of AI tools for fraud analysis from a functional and business perspective.

Required profile

• Proven experience in data analysis, fraud prevention, or risk management roles.
• University degree in Statistics, Mathematics, Engineering, Economics or a related field.
• Strong applied knowledge of statistics and mathematics (desired).

Required skills

• SQL for data extraction and manipulation.
• Tableau for data visualization.
• Looker for analytics reporting.

What we offer

• Opportunity to work in a fast‑growing, entrepreneurial environment.
• Access to challenging, dynamic, and innovative projects.
• Support for personal development and continuous learning.