Senior Data Scientist Engineer
Mercado LibreBuenos Aires, Autonomous City of Buenos Aires, Argentina
Posted March 25, 2026
Full Time
About the Company
Founded in 1999 and headquartered in Buenos Aires, Argentina, Mercado Libre is Latin America's leading e-commerce technology company. Through its primary platforms, MercadoLibre.com and MercadoPago.com, the company offers comprehensive solutions for buying, selling, advertising, and online payments, serving millions of users across 18 countries. With a focus on internet, e-commerce, fintech, and logistics, Mercado Libre is distinguished by its user-friendly platform, safety features, and efficient market creation in Latin America.
Job Description
As a Data Scientist at Mercado Libre, you will design and scale innovative and secure systems that solve real-world and high-impact problems, applying good engineering practices, proprietary AI models, and continuous learning.
Requirements
- Experience as a Data Scientist in large-scale digital platforms
- Mastering statistics, inference, and predictive modeling using Python, SQL, and related tools
- Experience in developing and integrating GenAI solutions, prompt engineering, and model fine-tuning
- Applying knowledge in deploying models to production through MLOps, APIs, and pipelines
Benefits
- Hybrid work modality
