{"id":1162322,"url":"https://alion.io/job/mercado-libre-senior-software-engineer-ai-automation","title":"Senior Software Engineer - AI & Automation","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":85,"open_postings":67,"ghost_share":0.015,"stale_share":0.537,"repost_share":0.045,"time_to_fill_p50_days":36,"computed_at":"2026-10-21T05:46:15Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Medellín, Colombia"],"countries":["CO"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":37000,"max_usd":110000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":7270},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Claude Code","optional":false},{"name":"Go","optional":false},{"name":"Google ADK","optional":false},{"name":"Java","optional":false},{"name":"LangChain","optional":false},{"name":"LangGraph","optional":false},{"name":"Model Context Protocol","optional":false},{"name":"Python","optional":false}],"status":"live","first_seen_at":"2026-04-22T18:17:03Z","employer_posted_date":"2026-09-23","last_verified_at":"2026-10-21T17:01:45Z","board_verified":true,"closed_at":null,"days_open":182,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":181},"description":"Como Senior Software Engineer Backend 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 innovadoresy siendo responsable de:\nDiseñar y desarrollar agentes de IA y automatizaciones que reduzcan tareas manuales y repetitivas.\n\nConstruir workflows agentic con tecnologías como LangGraph, Google ADK, MCP y LLMs.\n\nIntegrar información de múltiples sistemas para generar contexto y acelerar la gestión de bugs.\n\nDiseñar servicios Back-End escalables, resilientes y observables y participar en decisiones de arquitectura y acuerdos técnicos con otros equipos.\n\nExplorar herramientas como Claude Code, Codex y nuevas tecnologías de AI Engineering.\n\nIdentificar oportunidades de automatización, construir POCs y convertirlas en soluciones productivas.\n\n¿Qué buscamos en vos?\nContar con experiencia sólida en desarrollo Back-End, APIs y sistemas distribuidos.\n\nPoseer buen manejo de Python, Go y/o Java.\n\nTener experiencia con integraciones, arquitecturas asincrónicas y buenas prácticas de ingeniería.\n\nContar experiencia trabajando con LLMs y sistemas basados en IA, es deseable.\n\nTener conocimiento de LangGraph, ADK, LangChain o similares, es un plus.\n\n¿Te animás a dejar huella en la tecnología de América Latina?\n¡Postulate y sumate a nuestro propósito!\nModalidad de trabajo híbrido. 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