Back-End Developer (java) - deadline 04/03/2026

NATURE OF TASKS

• Development of back-end website applications.

• integration of user-facing elements developed by a front-end developer with server side logic.

• Implement core business logic.

• Creation of servers and databases for functionality.

• Design and implementation of data storage solutions.

• Understanding and implementation of security and data protection.

• Optimization of the application for maximum speed and scalability.

• Design and develop APIs.

• Participating in the design and creation of scalable software.

• Taking lead on projects, as needed.

• Maintenance of code integrity and organisation.

• Writing clean, functional code on the back-end.

• Compile and analyse data, processes, and codes to troubleshoot problems and identify areas for improvement.

• Testing and fixing bugs or other coding issues

• Meet both technical and consumer needs.

• Write technical documentation

SPECIFIC EXPERTISE AND TECHNOLOGIES

• Back-end: Vert.x, Kotlin , Java (> 17) , Spring Boot (WebFlux), Hibernate.

• Architecture & Integration: Microservices Architecture, API-driven Development, AS4.

• Database: MongoDB , PostgreSQL, Virtuoso Triple Store, OpenSearch.

• Containerization & Orchestration: Docker, Kubernetes.

• Security: OpenID Connect, OAuth2, TLS, Keycloak.

• Security Testing & Dependency Management: SAST, DAST, Fortify, SonarQube, Sonatype, Dependency-Track, Maven.

• Collaboration & Productivity Tools: JIRA, Confluence, Office 365, SharePoint

KNOWLEDGE AND (NON-TECHNICAL) SKILLS

• Ability to apply high quality standards to all tasks.

• Ability to participate in multi-lingual meetings, good communication skills.

• Capability of working in an international/multicultural environment, rapid self-starting capability and experience in working in a team, understanding the needs, objectives, and constraints of those in other disciplines and functions.

• Ability to adapt to unplanned changes or decisions.

• Ability to understand, speak and write in English C2.

• High degree of discretion and integrity is required as the applications managed and maintained in SANTE.R.4 contain personal and confidential data.