Java full stack developer
Description of the Tasks
As an external service provider, you will be responsible for a variety of tasks related to information systems integration and technical architecture. Some of the key tasks include:
Analysis of the integration of different information systems.
Data analysis and data modeling.
Coordination of the implementation of technical architecture.
Acting as a technical interface between project leaders and developers.
Producing software architecture documents.
Participating in technical working groups, progress meetings, and user meetings.
Assisting in testing, analysis, technical documentation, deployment, evaluation, and reporting.
Creating designs and blueprints of Cloud Architecture.
Designing and developing architecture components and building blocks using cloud components.
Analysis, design, and implementation of microservices.
Producing use case models, software architecture documents, design and analysis models, and implementation models.
Following up on data analysis and data modeling.
Coordinating the implementation of technical architecture.
Assisting in the deployment of components and configuration management.
Documenting technical implementations and composites.
Evaluating and testing technical components delivered by other teams to ensure compliance with requirements and methodology.
Providing assistance in testing, technical documentation, deployment, evaluation, and reporting.
Specific Expertise
At least 5 years of experience with Java / J2EE (minimum competence level 5)
Knowledge and Skills / Technology stack:
Proficiency with fundamental front-end languages such as JavaScript, HTML, and CSS.
Knowledge of front-end frameworks/libraries (Angular, React, Vue, Bootstrap) and experience with modern build tools (Webpack, Vite).
Proficiency in Java/Node/PHP back-end stacks, experience with Spring Boot 3.4.x, Hibernate, and REST API development.
Proficiency in working with both relational (e.g., PostgreSQL, Oracle) and non-relational (e.g., MongoDB) databases, including schema design and query optimization.
Experience with Git workflows (GitFlow, trunk-based) and understanding of legacy systems using SVN.
Knowledge of cloud services (e.g., AWS, Azure) and experience with deploying and managing applications in a cloud environment.
Experience with IaC tools (Terraform, AWS CloudFormation, Azure Bicep) for consistent environment provisioning.
Experience in designing, building, and securing RESTful APIs and web services, including OpenAPI/Swagger documentation.
Proven experience with KAFKA, Elastic Search.
Knowledge of CSDR is preferable.
Knowledge of AXON Server/Framework is a plus.
Knowledge of containerization and orchestration technologies (e.g., Docker, Kubernetes) for developing and deploying applications.
Understanding of authentication and authorization protocols and standards (e.g., OAuth 2.0, OpenID Connect, JWT).
Non-Technical Skills
Capability of integration in an international/multicultural environment, rapid self-starting capability, and experience in working in a team.
Ability to participate in multilingual meetings.
Ability to work in a multicultural environment, on multiple large projects.
Excellent Team Player.
Ability to understand, speak, and write English C1.
High degree of discretion and integrity is required as the applications managed and maintained in contain personal and confidential data.
Informationen
Java full stack developer
Freiberuflich
24/04/2026
Brussels
Vollzeit

