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Senior Data Scientist Engineer - Prevención de Fraude IT

Mercado Libre

Data Science & AI Buenos Aires Argentina Hybrid Senior Full-Time Jul 27, 2026

What You'll Do

Develop machine learning models to detect and prevent complex fraud patterns in real-time. Implement scalable predictive solutions ensuring proper integration with production architecture. Design controlled experiments to measure the impact of new models on key business indicators. Optimize existing algorithms to improve accuracy and computational efficiency.

What We're Looking For

Experience in developing predictive models focused on detecting anomalous behaviors and risk trends. Strong technical foundation and understanding of business metrics. Knowledge of neural network models and foundational models is desirable. Interest in continuous innovation through exploration.

Key Skills & Technologies





machine learningfraud detectionpredictive modelingneural networksalgorithm optimizationdata analysisAIengineering best practices

Additional Information

Experience Level

Senior

Job Language

Spanish

Employment Type

Full-time

Work Mode

Hybrid

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