{"id":3626887,"url":"https://alion.io/job/coderio-sr-software-engineer-backend","title":"Sr. Software Engineer - Backend","company":{"id":16386,"name":"Coderio","domain":"coderio.com","url":"https://alion.io/company/coderio","size_band":"201-500","is_staffing_agency":false,"employer_type":"staffing","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"B","score":80,"open_postings":5,"ghost_share":0,"stale_share":0.8,"repost_share":0,"time_to_fill_p50_days":40,"computed_at":"2026-11-04T06:34:25Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"contractor","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":["Buenos Aires, Argentina","Mar del Plata, Argentina","Rosario, Argentina","Uruguay"],"countries":["AR","UY"],"hiring_countries":["AR","UY"],"hiring_countries_total":2,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache Kafka","optional":false},{"name":"AWS","optional":false},{"name":"Go","optional":false},{"name":"Java","optional":false}],"status":"live","first_seen_at":"2026-11-02T18:02:03Z","employer_posted_date":"2026-11-02","last_verified_at":"2026-11-04T09:49:50Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Sobre Coderio\nCoderio diseña y entrega soluciones digitales escalables para empresas globales. Con una base técnica sólida y una mentalidad orientada al producto, nuestros equipos lideran proyectos complejos desde la arquitectura hasta la ejecución. Valoramos la autonomía, la comunicación clara y la excelencia técnica, colaborando estrechamente con equipos y socios internacionales para construir tecnología que genera impacto.\nMás información: http://coderio.com\nBuscamos un/a Senior Java Engineer para sumarse a un equipo de alto nivel técnico, con foco en el desarrollo, evolución y operación de soluciones backend dentro de un entorno fintech complejo y exigente. Esta posición requiere una persona con experiencia real en arquitecturas distribuidas, buena base técnica, criterio para trabajar sobre sistemas en producción y apertura para incorporar IA en su trabajo cotidiano.\nLo que puedes esperar de este rol (Responsabilidades)\nEs un rol de alta exigencia técnica, con fuerte foco en la autonomía y la capacidad de ejecución. Serás responsable de diseñar, desarrollar y operar soluciones backend en Java sobre arquitecturas de microservicios, integrando mensajería, comunicación asíncrona, buenas prácticas de resiliencia, AWS, NoSQL e IA en un entorno fintech de alta complejidad.\nRequisitos\n+5 años de experiencia trabajando con Java\nExperiencia en deploy, monitoreo y operación de aplicaciones en entornos productivos\nExperiencia sólida con microservicios, idempotencia, circuit breaker, retries y CQRS\nExperiencia con mensajería y comunicación asíncrona entre aplicaciones, idealmente con Kafka y manejo de partition key\nExperiencia trabajando con tecnologías NoSQL\nConocimiento y experiencia con AWS\nExperiencia en procesos de negocio fintech\nExperiencia y apertura para incorporar el uso de IA en sus tareas cotidianas\nFormación universitaria completa enIngeniería en Sistemas, Ingeniería Informática, Ciencias de la Computación o carreras equivalentes\nNivel de inglés conversacional fluido\nResidencia en Argentina o Uruguay\nDeseable\nConocimiento de Golang\nCapacidad para leer e interpretar resultados de explain\nBeneficios\nModalidad remota\nParticipación en un proyecto estratégico regional de alto impacto.\nColaboración con un equipo internacional y liderazgo técnico sólido.\nOportunidad de crecimiento profesional dentro de proyectos de transformación digital.\n¿Por qué unirte a Coderio?\nSomos remote-first, apasionados por la tecnología, el trabajo colaborativo y la compensación justa. Ofrecemos un entorno inclusivo, desafiante y con oportunidades reales de crecimiento. Si te motiva construir soluciones con impacto en proyectos globales de finanzas y RRHH. Te estamos esperando. Postula ahora.","description_format":"text","description_chars":2716,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"Spanish","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[{"name":"Argentina","iso":"AR","kind":"country"},{"name":"Uruguay","iso":"UY","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Outsourcing & Dedicated Teams","Custom Software Development","IT Staffing & Staff Augmentation"],"lifecycle":[{"event":"open","at":"2026-11-02T19:52:57Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":1,"expected_fill_days":40,"reasons":["conf:1","velocity","win:early"],"computed_at":"2026-11-04T06:34:25Z"},"pay":null,"html_url":"https://alion.io/job/coderio-sr-software-engineer-backend","json_url":"https://alion.io/job/coderio-sr-software-engineer-backend.json","meta":{"generated_at":"2026-11-04T10:06:18Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":15668,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-05T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":16386},"rest":"https://alion.io/mcp/rest/get_company?id=16386"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcoderio-sr-software-engineer-backend"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fcoderio-sr-software-engineer-backend"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fcoderio-sr-software-engineer-backend"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/coderio-sr-software-engineer-backend\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcoderio-sr-software-engineer-backend"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3626887}},{"tool":"search_jobs","arguments":{"company":"coderio.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3626887},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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