Backend Java developer building and evolving microservices for digital payment solutions at a major financial institution — working on card tokenization, card digitalization, and linking devices to wallets. Core stack: Java 11+, Spring Boot, and Kafka/RabbitMQ messaging.
Backend Java developer joining the cards & payments area of a financial institution, building digital payment solutions such as tokenization, card digitization, and linking devices to wallets. Core stack: Java, Spring Boot, microservices architecture, and messaging with Kafka/RabbitMQ.
Backend Java developer in Madrid (on-site) building and maintaining Java 11+/Spring Boot microservices for a banking-sector project on cards and payment methods, including tokenization, device digitalization and wallets, with service integration via Kafka or RabbitMQ.
Backend developer (hybrid, Madrid) building and maintaining scalable RESTful APIs and microservices for a client tech company. Note: the title says Node.js, but the body centers on Python with Django/Flask, PostgreSQL/MySQL/MongoDB, Git, CI/CD and cloud platforms (AWS/Azure/GCP).
Senior backend Java developer role in Madrid building microservices with Spring Boot on recent Java versions, PostgreSQL/MongoDB, event-driven messaging (Kafka, RabbitMQ, Spring Cloud Stream), reactive programming, DDD, and strong testing (unit, Docker integration, Karate E2E). Expects cloud-deployed architectures and daily use of AI coding tools like Claude Code or Copilot.
Grupo TECDATA Engineering está buscando Desarrolladores/as Senior Backend Java para trabajar en un entorno 100 % remoto. Salario aproximado de 50.000 € brutos anuales y enfoque en arquitectura backend, microservicios y…
Senior Java backend engineer building microservices in a 100% remote role, working with Spring Boot, relational and NoSQL databases, and Kafka/RabbitMQ messaging. Valued extras include reactive programming, DDD, Docker/Karate testing, cloud environments, and AI development tools.
Middle backend developer (~3 years' experience) building APIs with Node.js at Grupo TECDATA Engineering. Based in Pozuelo de Alarcón (Madrid) in a hybrid model with 2 onsite days per week. AWS knowledge is a plus but not essential; the role calls for a proactive, autonomous team player.
Senior Java backend developer working autonomously on microservices with Spring Boot, PostgreSQL/MongoDB, and event-driven messaging (Kafka/RabbitMQ), applying reactive programming, DDD, Docker-based testing, cloud-native architectures, and AI-assisted dev tools. The position is 100% remote from Madrid.
Backend Node.js developer with ~3 years of experience building robust, scalable APIs, working autonomously and proactively within an agile team. Hybrid role based in Pozuelo de Alarcón (Madrid) with 2 on-site days per week; AWS knowledge is a plus but not required.