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# AISB-869 Fullstack Java developper Senior

- **Company:** AbAKUS
- **Location:** Brussel, Belgium
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Architectural Patterns, Cloud Computing, Databases, Junit, Apache Maven, Enterprise Messaging Systems, MySQL, OpenShift, Performance Tuning, Scrum Methodology, Swagger, Software Engineering, SonarQube, Systems Integration, Openapi, ReactJS, Spring-boot, Git, Event Driven Architecture, Containerization, AngularJS, Graphql, Front End Software Development, Api Design, Restful APIs, Docker, Legacy Systems, Microservices
- **Published:** June 5, 2026
- **Apply:** https://www.careerjet.be/jobad/be0e00184b8e06be710e310068411868aa

## About the Role

* 5-7+ years of experience in complex software development
 * Strong analytical and problem-solving skills
 * Ability to bridge business needs and technical solutions
 * Autonomous, proactive, and quality-oriented mindset
 * Strong communication and collaboration skills
 * Comfortable working in Agile/Scrum environments

Languages

 * Professional working proficiency in English, French, and Dutch

## Description

As a Senior Developer, you will play a key role across the full development lifecycle:

 * Design, develop, and enhance robust, scalable, and user-centric applications
 * Analyze technical requirements and propose efficient, sustainable solutions
 * Contribute to technical analysis and implementation of complex systems
 * Advise on integrations, data models, scalability, and performance optimization
 * Troubleshoot and resolve complex issues in highly interconnected environments
 * Promote best practices and support the adoption of modern architectures
 * Ensure alignment between legacy platforms and new Cloud-based solutions

Technical Environment

 * Java (Spring Boot, microservices, API-driven and event-driven architectures)
 * Frontend frameworks (Angular or React)
 * Containerization & orchestration (Docker, OpenShift)
 * Databases (MySQL, data modeling)
 * Integration technologies (REST, GraphQL, messaging systems)
 * Tools & practices (JUnit, Maven, Git, SonarQube, Swagger/OpenAPI)
 * Architecture (Hexagonal architecture, resilient and high-availability systems)
 * Security and compliance standards (including NIS2)


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