> Markdown version of [/jobs/ext/2837693-senior-backend-engineer-net-azure-event-driven-100-remoto-castro](https://www.wearedevelopers.com/jobs/ext/2837693-senior-backend-engineer-net-azure-event-driven-100-remoto-castro). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Backend Engineer (.NET) - Azure & Event-Driven | 100% Remoto - castro - **Company:** Whitehall Resources Ltd - **Location:** León, Spain - **Salary:** €65,000.0 - **Contract:** Permanent contract - **Skills:** .NET Framework, Application Programming Interfaces (APIs), Application Performance Management, Microsoft Azure, C Sharp (Programming Language), Software as a Service, Software Quality, Code Review, Continuous Integration, Command-Query Responsibility Segregation (Software Development), Relational Databases, Entity Framework, Microsoft SQL Server, RabbitMQ, Message Oriented Middleware, Azure Service Bus, Grafana, Backend, Servicebus, Kubernetes, Apache Kafka, Domain Driven Development, Event Sourcing, Restful APIs, Docker, Key Vault, Microservices - **Published:** September 11, 2026 - **Apply:** https://eurojobs.com/jobs/26885772/apply ## About the Role * Experiencia consolidada en desarrollo backend con C# y .NET (Core / 6+) * Trabajo real en producción sobre Microsoft Azure: App Services, Functions, Storage, Key Vault, AKS o similares * Dominio de arquitecturas orientadas a eventos y sistemas de mensajería: Azure Service Bus, RabbitMQ, Kafka o Event Hubs * Diseño e integración de APIs REST y microservicios * Bases de datos relacionales (SQL Server) y ORM (Entity Framework) * Cultura de testing (unitario e integración) y CI/CD * Autonomía y buena comunicación escrita: es un entorno remoto y asíncrono, * Experiencia previa en entornos SaaS B2B o multi-tenant * Integraciones con sistemas corporativos (ERP, MES, APIs de terceros) * Patrones como CQRS, Event Sourcing, DDD o Saga * Frameworks de mensajería tipo MassTransit o NServiceBus * Contenedores y orquestación (Docker, Kubernetes) * Observabilidad: Application Insights, Grafana, OpenTelemetry * Inglés técnico para documentación y entorno internacional ## Description Buscamos un/a Backend Engineer con sólida experiencia en el ecosistema .NET y mentalidad de arquitectura distribuida. Alguien a quien le motive diseñar servicios desacoplados, resolver retos de concurrencia y mensajería, y participar en las decisiones técnicas de un producto en plena evolución., * ️ Diseñar, desarrollar y mantener microservicios backend escalables y resilientes * ️ Implementar flujos de comunicación asíncrona mediante message bus, garantizando consistencia e idempotencia * ️ Participar en las decisiones de arquitectura y en la evolución técnica de la plataforma * ️ Optimizar rendimiento, coste cloud y fiabilidad de los servicios * ️ Contribuir a la calidad del código mediante code reviews y buenas prácticas. ## Related Videos - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [5 steps for running a Kubernetes environment at scale](https://www.wearedevelopers.com/videos/88-5-steps-for-running-a-kubernetes-environment-at-scale) - [Back(end) to the Future: Embracing the continuous Evolution of Infrastructure and Code](https://www.wearedevelopers.com/videos/440-back-end-to-the-future-embracing-the-continuous-evolution-of-infrastructure-and-code) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [Docker build without Docker](https://www.wearedevelopers.com/videos/100114-docker-build-without-docker) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Spanish Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/353-spanish-business-culture-and-etiquette) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [The 7 Most Popular Backend Frameworks for Developers](https://www.wearedevelopers.com/magazine/403-the-7-most-popular-backend-frameworks-for-developers)