{"id":3557449,"url":"https://alion.io/job/cs-informatica-desarrolladora-net-react-semi-senior","title":"Desarrollador/a .NET + React Semi Senior","company":{"id":3852599,"name":"C&S Informática","domain":"cys.com.ar","url":"https://alion.io/company/cys-com-ar","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":"full_time","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":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"React.js","optional":false},{"name":"TypeScript","optional":false},{"name":"ASP.NET Core","optional":true},{"name":"Axios","optional":true},{"name":"C#","optional":true},{"name":"CI/CD","optional":true},{"name":"Docker","optional":true},{"name":"Entity Framework Core","optional":true},{"name":"ESLint","optional":true},{"name":"Git","optional":true},{"name":"JavaScript","optional":true},{"name":"Node JS","optional":true},{"name":"npm","optional":true},{"name":"Prettier","optional":true},{"name":"React Router","optional":true},{"name":"Rest API","optional":true},{"name":"SOAP","optional":true},{"name":"SQL","optional":true},{"name":"Swagger","optional":true},{"name":"Webpack","optional":true}],"status":"live","first_seen_at":"2026-10-30T00:00:00Z","employer_posted_date":null,"last_verified_at":"2026-10-30T00:00:00Z","board_verified":false,"closed_at":null,"days_open":4,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":4},"description":"Acerca de C&S\n Somos C&S, una empresa de IT. Estamos hace 40 años en el mercado. Ofrecemos soluciones de software, hacemos consultoría IT, buscamos los mejores talentos para que trabajen desde nuestra empresa para proyectos de diversos clientes. Hacemos desarrollo de software, consultoría y talent outsourcing.\n· ¡Estamos buscando Desarrollador/a .NET + React Semi Senior!\n Rol: Desarrollador/a Fullstack .NET + React Semi Senior\n Tecnologías: C / .NET 8 + React 18 + TypeScript\n Horario: Lunes a viernes de 9 a 18 hs\n Duración: 12 meses, con posibilidad de extensión\n Modalidad: Híbrida\n Presencialidad: en oficinas ubicadas en Chacarita (CABA)\n· ¿Qué buscamos?\n Un/a desarrollador/a Fullstack Semi Senior con sólida experiencia en .NET y React, para sumarse a un equipo que trabaja sobre sistemas transaccionales de alta criticidad. Se valorará experiencia en arquitectura de microservicios, desarrollo de APIs y trabajo sobre repositorios con suites de tests.\n· Requisitos excluyentes:\n 3+ años de experiencia con .NET / C\n 2+ años de experiencia con React y TypeScript\n C y .NET 8 / ASP.NET Core Web API\n React 18, TypeScript, HTML/CSS y consumo de APIs REST\n Arquitectura de microservicios: servicios, BFF y comunicación entre APIs\n SQL Server y Entity Framework Core\n Swagger/OpenAPI, manejo de errores, validaciones y documentación de APIs\n Autenticación/autorización y nociones de JWT/OAuth\n Git, NuGet, npm y depuración local\n Testing unitario en .NET y frontend\n Webpack, ESLint y Prettier\n Experiencia en sistemas transaccionales o de alta criticidad\n Disponibilidad para asistir de manera presencial a las oficinas de Chacarita (CABA)\n· Se valorará:\n React Router y Axios\n Microfrontends\n Design systems / component libraries\n Integración con SOAP/WCF además de REST\n MongoDB, mensajería/colas y procesos batch\n Observabilidad, logging y trazabilidad distribuida\n Integración con APIs internas, contratos versionados y BFFs\n Docker, CI/CD y despliegues PaaS\n Si tenés experiencia en .NET y React y querés sumarte a un proyecto de alta criticidad, ¡queremos conocerte!\n· Beneficios\n Cobertura médica (redirección de aportes para cobertura).\n Licencia por paternidad extendida.\n Revisiones salariales.\n Descuentos en universidades y centros educativos.\n Bono de cumpleaños.\n Bono para internet y gastos de luz.\n Equipo de trabajo para home office.\n Kit de bienvenida al ingresar.\n Cuponera de descuentos en gastronomía, indumentaria.\n Reintegro por gastos en guarderías (hijos menores de 3 años).-Requerimientos- Educación mínima: Universitario\n años de experiencia\nConocimientos: C#\nPalabras clave: developer, programador, dotnet, net, net, senior, 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