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