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full-stack features across our email and communications platform\n-Work on systems that handle email delivery at scale — sending infrastructure, queue management, throttling, bounce handling, and deliverability optimization\n-Build and improve APIs, background services, and data pipelines in .NET\n-Develop and maintain cloud-native services in Azure (Functions, Service Bus, Cosmos DB, SQL, Blob Storage, etc.)\n-Drive modernization efforts — refactoring legacy code, migrating to modern patterns, and improving observability and testability in a production system\n-Collaborate with product and stakeholders to translate business requirements into well-architected solutions\n-Participate in code reviews, technical design discussions, and incident response\n-Balance new feature development with incremental improvements to system reliability, maintainability, and developer experience\n-Mentor junior engineers and contribute to a culture of engineering excellence\n\nQualifications:\n-5–7 years of professional software engineering experience \n-Full-stack development — comfortable owning features from backend to frontend \n-C# / .NET — strong experience building APIs, services, and backend systems \n-Microsoft Azure — hands-on experience with Azure services in production (e.g., App Services, Functions, Service Bus, SQL, Storage) \n-Email delivery at scale — experience with high-volume email systems, including familiarity with concepts like SPF/DKIM/DMARC, IP warming, bounce management, feedback loops, and deliverability monitoring \n-SQL Server — strong experience writing performant queries, designing schemas, and working with relational databases (exposure to PostgreSQL is a plus) \n-Legacy modernization experience — you've worked in mature codebases and know how to improve systems incrementally without breaking what's already working \n-Solid fundamentals — distributed systems thinking, API design, testing practices, CI/CD \n-React / Next.js — experience building modern frontend applications\n-Digital marketing domain knowledge — understanding of campaign management, lead generation, marketing automation, or dealer/automotive marketing\n-Experience with message queue architectures and event-driven systems\n-Familiarity with email service providers (SendGrid, Mailgun, SparkPost, etc.)\n-Experience working in a multi-tenant SaaS environment\n-Must be fluent in English and Spanish.\n Requerimientos Educación mínima: Educación primaria\n5 años de experiencia\nIdiomas: Inglés \nEdad: A partir de 18 años\nConocimientos: .net, Api, Azure, C#, Java, Javascript, React, Sql, Desarrollo full stack, Automatización de marketing\n Aptitudes asociadas a esta ofertaNuevo .net Api Azure C# Java Javascript React Sql Desarrollo full stack Automatización de marketing Ver 0 aptitudes más Hay 0 aptitudes que faltan en tu perfil\n Si las tienes, añádelas a tu perfil para encajar mejor en esta vacante.\n Mostar competencias Se han añadido correctamente las competencias en tu 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