Job Overview
Akens Nordburg is seeking a highly skilled and experienced Java Developer (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 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
* Dynamic and collaborative work environment
Seniority level
Not applicable
Employment type
Full‑time
Job function
IT Services and IT Consulting
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