Mercado Libre
At Mercado Libre, we are transforming the way people buy, sell, advertise, pay, finance, and ship across Latin America. We are the leading e-commerce and fintech company in the region, with a presence in 18 countries and a team of more than 130,000 people. We are one of the best places to work in Latin America. Being part of MELI means working with intensity and excellence because we are passionate about what we do and we believe in the value of meritocracy. We overcome our own limits and learn by tackling big challenges. We have an entrepreneurial mindset, we take risks, we reinvent ourselves, and we innovate. We compete as a team to win in a flexible and fun work environment. And so, every day, we create sustainable results that transform the lives of millions of people. We look for people who are passionate about big challenges, who are willing to step out of their comfort zone, give their maximum effort, and take risks as entrepreneurs. Join the team that makes the purpose of democratizing commerce and financial services a reality, transforming the lives of millions across Latin America. Be part of the MELI experience!
Open Positions at Mercado Libre
16 open positions
Backend Software Engineer at Mercado Libre working on the GenAI Gateway, designing highly available and scalable infrastructure for AI model integrations. The role focuses on asynchronous architectures, resilience, rate limiting, observability, and developer support.
Design and scale secure cloud infrastructure and automated security controls for Mercado Libre’s high-impact e-commerce and financial services platform. The role focuses on protecting multi-cloud environments, managing vulnerabilities, and developing security tools with Go or Python.
Diseña y escala estrategias y controles de ciberseguridad para proteger productos, flujos de negocio e infraestructura de Mercado Pago. El rol combina AppSec, pruebas de intrusión, análisis de riesgos, respuesta a incidentes y comunicación estratégica con equipos de Producto y Negocio.
Machine Learning Engineer responsible for building and scaling low-latency Computer Vision, NLP, and LLM/VLM systems for high-impact e-commerce and financial services use cases. The role combines model serving, evaluation, agentic workflows, prompt iteration, fine-tuning, and large-scale data pipelines in a hybrid Bogotá environment.
Software Engineer responsible for building and scaling Mercado Libre’s GenAI Gateway, a high-volume backend platform that abstracts multiple AI providers. The role focuses on asynchronous distributed systems, resilience, observability, and secure cloud integrations.
Security Engineer responsible for identity and access management, cloud security, vulnerability analysis, and security monitoring across Mercado Libre’s cloud environments. The role also automates security and access-management processes using programming, with Python experience preferred.
Senior Backend Software Engineer at Mercado Libre, building and scaling highly available infrastructure for the GenAI Gateway. The role focuses on asynchronous architectures, resilience, rate limiting, observability, and high-performance microservices.
Sr Software Engineer Backend para diseñar y escalar la infraestructura de alta disponibilidad de GenAI Gateway en Mercado Libre. El rol se enfoca en sistemas distribuidos, concurrencia, resiliencia y observabilidad para integrar modelos de IA.
Backend Software Engineer at Mercado Libre, building and scaling the high-availability GenAI Gateway infrastructure that supports AI model integrations across Latin America. The role focuses on distributed systems, concurrency, resilience, observability, and high-performance Go microservices.
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