Sr Software Engineer | GenAI Security

Mercado Libre • Spanish: C1 • Marketplaces • Payment Processing & Gateways • Go • Java • 4 days ago
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Salary
≈ $70k – $162k per year (Estimated)
Location
Hybrid (Bogotá, Colombia)
Seniority
Senior

Confirmed on the employer's own hiring board on Oct 10, 2026. First seen by Alion on Sep 1, 2026. Mercado Libre scores A 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 • Consumer Loans & Pawnshops • Payment Processing & Gateways • Marketplaces • 5000+ employees • Est. 1999
Tech stack of Mercado Libre

Sr Software Engineer GenAI Security

Como Sr 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 de alta escala en Java o Go aplicando arquitectura limpia, arquitectura hexagonal y principios de diseño orientado a objetos.

  • Construir soluciones distribuidas y asíncronas mediante eventos, colas, procesamiento masivo de datos y tareas programadas.

  • Implementar estrategias de observabilidad y telemetría para operar sistemas críticos en producción.

  • Participar en la construcción de soluciones utilizando modelos de lenguaje de gran tamaño, sistemas agénticos, protocolo de contexto de modelo y herramientas de orquestación.

  • Elaborar solicitudes de comentarios técnicas y contribuir activamente en decisiones de arquitectura y hoja de ruta.

  • Liderar iniciativas técnicas e impulsar acuerdos con múltiples equipos.

¿Qué buscamos en vos?

  • Acreditar trayectoria sólida en desarrollo backend utilizando lenguajes de programación como Java o Go.

  • Dominar el diseño de arquitecturas distribuidas, escalables y resilientes, junto con la implementación de herramientas de observabilidad, monitoreo y telemetría.

  • Poseer experiencia en el desarrollo de soluciones con modelos de lenguaje de gran tamaño, inteligencia artificial generativa, sistemas agénticos, habilidades y marcos de orquestación.

  • Contar con experiencia en la construcción de plataformas y componentes de software utilizados por múltiples equipos de ingeniería.

  • Demostrar conocimientos e interés en seguridad, gobernanza y operación de ecosistemas de inteligencia artificial.

¿Te animás a dejar huella en la tecnología de América Latina? ¡Postulate y sumate a nuestro propósito!

Modalidad de trabajo híbrida. Site Colombia

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