Java Backend Developer (Remote) (Murcia)

At | & , a firm specialized in recruitment and talent acquisition, we are looking for a JAVA backend engineer with more than 3 years working with reactive programming. Our client is a international firm of tech consultancy thatis working for a retailer developing a high‑performance, internet‑facing API designed to operate seamlessly across both on‑premises environments and the cloud. We are looking for engineers with a strong technical foundation , for whom principles like the CAP theorem are not just academic concepts but practical tools used to reason about real‑world systems. 8+ years in Java backend engineering , including 3+ years hands-on with reactive programming (e.g., x / RxJava / Reactor/AKKA) delivering non-blocking services in production. Build high-throughput, low-latency APIs with a pragmatic approach to performance, clean design, and real-world trade-offs. Design and develop cloud-native microservices in Java , focusing on scalability, resilience, and maintainability (API-first mindset). Proven experience on Azure or AWS , building and running services in modern cloud environments (managed services, networking, security basics). Deliver with confidence using CI/CD and engineering best practices (code reviews, quality gates, automated testing, standards). Act as a senior technical reference : collaborate with product/stakeholders, mentor teammates, and support production with incident handling + root-cause improvements. Immediate start with a permanent contract. ~ REMOTE work model, 38-hour workweek, versátil hours, and career development opportunities. 23 vacation days, health insurance, social benefits, remote work allowance, high-end laptop and accessories Hay opciones de teletrabajo/trabajo desde casa disponibles para este puesto. Postúlate en Kit Empleo: kitempleo.es/empleo/6u3vx1