We are looking for a Senior Java/Spring Developer (f/m) to join our team in Iberia and participate in a challenging international project.
Java
Expertise in modern Java versions and language features (e.g., Java 17+).
Mastery of Gradle for build management, including custom plugin development.
Proficient in debugging and profiling (remote/local) complex applications.
In-depth knowledge of Java's concurrency features, including modern techniques (e.g., CompletableFuture, ExecutorService, virtual threads in Project Loom).
Proven ability to optimize concurrent code for performance and scalability in high-traffic systems.
Ability to write self-documenting code and comprehensive unit/integration tests.
Extensive experience conducting code reviews and promoting coding standards within a team.
Spring Framework / Spring Boot
Experience with creating custom annotations, aspects, and extending Spring Boot frameworks.
In-depth understanding of JPA, JPA Auditing, Hibernate, L1/L2 caching, and advanced ORM optimizations.
Expertise in Spring Security with OAuth2/OIDC, including client and resource service implementations.
Solid experience in Spring Cache (local and distributed caching solutions).
Spring Cloud
Advanced knowledge of Spring Cloud Streams and Spring Cloud Functions.
Experience with Spring Cloud OpenFeign for service integration.
Proficient in Spring Cloud Config for centralized configuration management.
Observability & Monitoring
Skilled in designing and implementing monitoring solutions for event-driven systems.
Proficient in analyzing and optimizing application performance using monitoring tools.
Database Management
PostgreSQL, MSSQL) with hands-on experience in query optimization.
Proficiency in schema design, including normalization, indexing, and database migrations.
Familiarity with NoSQL databases and their appropriate use cases.
Cloud-Native Development
Proficient with Kubernetes for deployment, scaling, and service discovery.
Docker) and orchestration strategies.
Expertise in local development with Docker Compose or Podman.
Strong knowledge of Spring Integration for application messaging workflows.
DevOps
Proficient with Git and version control workflows.
Expertise in modern CI/CD pipelines, preferably with GitLab.
Hands-on experience with Helm for Kubernetes deployments.
Familiarity with Infrastructure as Code (IaC) tools like Terraform.
Java
Java EE
Spring (Core, Boot, Cloud Stream, Cloud Function)
CDI