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Location
In office (Buenos Aires)
Seniority
Senior

Confirmed on the employer's own hiring board on Oct 19, 2026. First seen by Alion on Sep 21, 2026. Mercado Libre scores B on the Alion truth index.

Overview
Company
Impact
Profile match
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.
Backed by Endeavor

Descripción breve

Como Senior Frontend 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:

  • Desarrollar y mantener soluciones end-to-end de alta calidad para múltiples productos.

  • Entender desafíos de negocio y proponer mejoras centradas en la experiencia de usuario.

  • Colaborar con Producto y UX para relevar necesidades y definir soluciones técnicas y funcionales.

  • Diseñar métricas, estrategias de rollout progresivo y soporte para aplicaciones regionales.

  • Impulsar la evolución técnica mediante revisiones de código, buenas prácticas y mentoría.

¿Qué buscamos en vos?

  • Dominar lenguajes como React, TypeScript y Node.js.

  • Poseer experiencia en SSR, arquitecturas por componentes y ciclo de vida de aplicaciones.

  • Contar con conocimiento de testing con Jest y React Testing Library.

  • Tener experiencia con Express.js, webhooks e integraciones frontend-backend.

  • Conocer sobre SOLID, Clean Code, observabilidad, Git y Jira.

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

¡Postulate y sumate a nuestro propósito!

Modalidad de trabajo híbrida. Site CABA, Bs As.

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