{"id":2931636,"url":"https://alion.io/job/mercado-libre-sr-software-engineer-it-cards-lr","title":"Sr. Software Engineer - IT - Cards L&R","company":{"id":237,"name":"Mercado Libre","domain":"mercadolibre.com","url":"https://alion.io/company/mercado-libre","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Eightfold","truth_index":{"grade":"A","score":86,"open_postings":60,"ghost_share":0.017,"stale_share":0.467,"repost_share":0.067,"time_to_fill_p50_days":36,"computed_at":"2026-10-26T05:57:25Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Montevideo, Uruguay"],"countries":["UY"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":29000,"max_usd":87000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":7767},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Go","optional":false},{"name":"Java","optional":false},{"name":"Node JS","optional":false},{"name":"React.js","optional":false},{"name":"Spring Boot","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-07-15T15:59:26Z","employer_posted_date":"2026-10-20","last_verified_at":"2026-10-26T11:50:00Z","board_verified":true,"closed_at":null,"days_open":102,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":102},"description":"Como Software Engineer - IT Cards L&R 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.\nImagináte emprendiendo proyectos desafiantes, dinámicos e innovadores y siendo responsable de:\nLiderar de extremo a extremo las iniciativas a cargo, desde el diseño técnico hasta el monitoreo en producción, escribiendo código tanto en backend como en frontend según las necesidades del proyecto.\nConstruir y evolucionar capacidades robustas y escalables basadas en microservicios, arquitecturas orientadas a eventos e infraestructura sobre la plataforma Fury, velando por la salud técnica del producto.\nAdoptar y explotar herramientas de inteligencia artificial generativa como parte natural del flujo de trabajo para multiplicar la productividad y proponer mejoras en la forma de construir del equipo.\nParticipar activamente en las decisiones técnicas y de producto para cuestionar, proponer y co-construir las mejores soluciones orientadas a la experiencia de las personas usuarias.\nAsegurar la calidad del producto mediante la cobertura de pruebas, observabilidad, definición de alertas y respuesta a incidentes, siendo parte activa de la salud del sistema.\n¿Qué buscamos en vos?\nDemostrar experiencia sólida en desarrollo backend con lenguajes como Go o Java junto con marcos de trabajo como Spring Boot, manteniendo apertura técnica para desarrollar código en el frontend con tecnologías como React, Node.js o Nordic.\nTraducir problemas de negocio en soluciones técnicas escalables y llevarlas a producción con responsabilidad completa de extremo a extremo junto a los equipos de Producto.\nAcreditar experiencia en el diseño y desarrollo de microservicios, colas de mensajes y protocolos de transferencia dentro de sistemas de alta disponibilidad.\nContar con conocimientos en prácticas de calidad de software, estrategias de pruebas automatizadas, monitoreo, observabilidad y uso de herramientas de inteligencia artificial generativa para potenciar el flujo de desarrollo.\n¿Te animás a dejar huella en la tecnología de América Latina? ¡Postulate y sumate a nuestro propósito!\nModalidad de trabajo híbrida. 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