{"id":1525533,"url":"https://alion.io/job/mercado-libre-senior-software-engineer-agentic-leverage-mercado-pago","title":"Senior Software Engineer - Agentic Leverage Mercado Pago","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":"B","score":84,"open_postings":55,"ghost_share":0.018,"stale_share":0.582,"repost_share":0.055,"time_to_fill_p50_days":37,"computed_at":"2026-10-15T05:46:00Z"}},"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":["Buenos Aires, Argentina"],"countries":["AR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":54000,"max_usd":125000,"period":"year","method":"role_seniority_country_cell","sample_n":8},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"BigQuery","optional":false},{"name":"Go","optional":false},{"name":"Google BigQuery","optional":false},{"name":"Java","optional":false},{"name":"Next.js","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"SQL","optional":false},{"name":"TypeScript","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-09-28T20:15:52Z","employer_posted_date":"2026-09-29","last_verified_at":"2026-10-15T12:54:58Z","board_verified":true,"closed_at":null,"days_open":16,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":16},"description":"Descripción breve\nComo 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.\nImagináte emprendiendo proyectos desafiantes, dinámicos e innovadores y siendo responsable de:\nComprender los procesos de los equipos internos para identificar oportunidades de optimización y creación de herramientas con inteligencia artificial.\nDiseñar y construir soluciones de software backend y frontend e integrarlas con interfaces de programación de aplicaciones, bases de datos y sistemas existentes.\nCrear y evolucionar herramientas basadas en modelos de lenguaje y agentes de inteligencia artificial mediante el diseño de flujos, integración de herramientas y evaluación de resultados.\nDesplegar las soluciones en producción garantizando altos estándares de calidad, seguridad, monitoreo y mantenimiento.\nOptimizar los procesos de prueba y despliegue de software aplicando buenas prácticas de integración y entrega continuas.\nValidar las soluciones con los equipos usuarios midiendo la reducción de tiempos y convirtiendo las iniciativas exitosas en herramientas transversales.\n¿Qué buscamos en vos?\n\nPoseer experiencia práctica en el desarrollo de soluciones utilizando modelos de lenguaje de gran tamaño y agentes de inteligencia artificial.\nDemostrar experiencia en desarrollo de software en producción utilizando lenguajes backend como Python, Go o Java o tecnologías frontend como React, TypeScript y Next.js.\nContar con conocimientos en diseño de sistemas, interfaces de programación de aplicaciones REST, lenguaje SQL y repositorios de datos como BigQuery.\nAcreditar formación universitaria en Ingeniería en Sistemas, Licenciatura en Informática o carreras afines.\nContar con conocimientos en bases de datos vectoriales, tuberías de datos y sistemas de evaluación y monitoreo de soluciones de inteligencia artificial.\n¿Te animás a dejar huella en la tecnología de América Latina?\n¡Postulate y sumate a nuestro propósito!\nModalidad de trabajo híbrida. 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