Java Software Engineer (100% remote) - AkensNordburg
14 days ago
Valencia
Akens \ Nordburg is seeking for a German IT-solutions company highly skilled and experienced Java Develper (m/f) to enlarge the Spanish based Team and contribute to the design and development of modern, reactive, and event-driven backend systems. You will work with a cloud-native technology stack, focusing on scalability, performance, and reliability, while collaborating closely with cross-functional teams. Location: 100% remote from Spain RESPONSIBILITIES: • Design, develop, and maintain backend services using Java and Spring Boot, • Build reactive applications using Spring WebFlux, • Implement and integrate event-driven architectures using Kafka, • Develop real-time integrations via WebSocket and reactive messaging, • Integrate databases using PostgreSQL, Hibernate, JDBC, and R2DBC, • Implement Kafka integrations with Spring Cloud Stream, • Contribute to containerized and cloud-native deployments, • Ensure high code quality through clean code practices, testing, and reviews, • Collaborate in CI/CD pipelines and infrastructure automation workflows, • Work closely with product, architecture, and DevOps teams REQUIREMENTS: • University degree in one of the following fields: science, mathematics, computer science, or engineering, • Extensive experience with Spring Boot, including deep knowledge of frameworks and starters such as: Spring WebFlux (reactive programming), Reactive Kafka Streaming, WebSocket and Kafka Reactive Binder, • Strong expertise in database integration, especially with PostgreSQL, • Experience with ORM technologies (e.g. Hibernate), • Solid knowledge of JDBC and R2DBC for reactive data processing, • Proven experience with event-driven architectures, including Kafka as a message broker, • Hands-on experience integrating Kafka with Spring Boot (e.g. via Spring Cloud Stream), • Experience with containerized and cloud-native deployments, • Knowledge of Kubernetes, CI/CD pipelines, and Terraform for infrastructure automation, • Ability to work in a modern reactive technology stack and deliver clean, scalable, and reliable solutions, • Strong attention to detail and commitment to high-quality software, • Excellent communication and interpersonal skills NICE-TO-HAVE REQUIREMENTS • Knowledge of time-series data processing, • Experience with time-series databases BENEFITS: • Opportunities to professional growth and development, • Flexible work arrangements. 100% remote, • Dynamic and collaborative work environment