For our costumer, we are looking for a Cloud Native Java Developer / Architect (m/f/d) - remote / FFM.

Please note that all Must Have need to be met.

Location: 80% remote, 20% onsite in FFM

Capacity: Full-time

Duration: 3 month + possible extension

Start: February 2026

Tasks include:

- Applying of cloud-native design patterns using Java (Spring Boot, Maven) and Python components.

- Platform Service Integration

- Initial analysis and validation of architectural concepts by translating them into working implementations.

- Coordination with architecture stakeholders by prototyping architectural patterns and evaluating platform

capabilities.

- Writing of maintainable, well-structured, and well-tested code

Must-have experience

- Experience in Cloud-native application development and architecture

- Hands-on experience developing applications in Java using Spring Boot and REST APIs.

- Practical experience working with Git-based workflows (GitLab or GitHub).

- Experience building and managing Java projects using Maven or Gradle.

- Ability to write and execute SQL queries, with practical experience using PostgreSQL or similar relational databases.

- Basic experience integrating or implementing RESTful APIs in real projects.

- Foundational understanding of containerized application development (e.g., Docker)

- Basic familiarity with cloud-native concepts such as modular services, configuration management, and environment

separation.

- Experience using standard development tools such as IntelliJ IDEA and working with issue trackers (e.g., Jira).

Must-have language skills:

- Proficiency in English (B2) in speech and writing.

Preferred experience

- Initial hands-on experience working with Kubernetes (deployments, pods, services) or a strong motivation to deepen

this knowledge.

- First exposure to GitOps practices, such as working with Argo CD or declarative deployment workflows.

- Basic understanding of Helm for templating and application configuration.

- First experience with event-driven systems or messaging platforms such as Kafka.

- Experience developing or maintaining small-scale demonstrator or prototype applications.

- Basic awareness of cloud-native architectural principles (12-factor app, microservices, resilience patterns).

- Familiarity with CI/CD automation using GitLab CI, GitHub Actions, or similar tools.

- Experience contributing to documentation, API descriptions, or onboarding guides.