Software Engineer - IT Tools Fraud Prevention

Mercado Libre • Spanish: C1 • Fraud Detection • Marketplaces • Java • 1 day ago
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Location
In office (Buenos Aires)

Confirmed on the employer's own hiring board on Oct 20, 2026. First seen by Alion on Oct 5, 2026. Mercado Libre scores B on the Alion truth index.

Overview
Company
Impact
Profile match

Mercado Libre

MercadoLibre is a leading Latin American e-commerce and financial technology company founded in 1999. The organization operates a massive online marketplace connecting buyers and sellers across 18 countries, including major markets like Brazil, Mexico, and Argentina. Additionally, its digital payments platform, Mercado Pago, has expanded into a comprehensive fintech ecosystem offering digital wallets, payment processing, and credit services throughout the region.
mercadolibre.com • HQ: Buenos Aires, Argentina • Digital Banks & Neobanks • Payment Processing & Gateways • Marketplaces • 5000+ employees • Est. 1999
Tech stack of Mercado Libre
Backed by Endeavor

Como Senior Software Engineer en Mercado Libre, diseñarás y escalarás sistemas innovadores y seguros que resuelven problemas reales y de alto impacto. Trabajarás en un entorno dinámico con tecnología de vanguardia, aplicando buenas prácticas de ingeniería, modelos de IA propios y aprendizaje continuo, con el propósito de democratizar el comercio electrónico y los servicios financieros en América Latina.

Imagináte emprendiendo proyectos desafiantes, dinámicos e innovadores y siendo responsable de:

  • Diseñar y desarrollar servicios backend orientados a eventos, aplicando patrones de diseño para mantener alta resiliencia.
  • Implementar componentes críticos para la gestión de evaluaciones, notificaciones y acciones sobre usuarios restringidos.
  • Aportar visión arquitectónica en el diseño y evolución de flujos de producto, permisos y restricciones a escala.
  • Velar por la observabilidad y resiliencia, asegurando la trazabilidad de eventos, alertas y métricas del sistema.
  • Integrar herramientas de inteligencia artificial en el flujo de trabajo y desarrollo de soluciones.

¿Qué buscamos en vos?

  • Poseer experiencia sólida en desarrollo backend con Java y frameworks como Spring Boot o Micronaut
  • Dominar el desarrollo en arquitecturas orientadas a eventos y componentes de mensajería.
  • Diseñar e integrar APIs REST garantizando versionamiento e idempotencia. Operar bases de datos relacionales y analíticas como MySQL y BigQuery.
  • Aplicar patrones de diseño, principios SOLID y estándares de arquitectura limpia. Administrar herramientas de observabilidad, monitoreo, análisis de logs, pruebas automatizadas e integración continua.

¿Te animás a dejar huella en la tecnología de América Latina?

¡Postulate y sumate a nuestro propósito!

Modalidad: Híbrida Site : Arias, Saavedra. CABA.

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