Open Source Developer (Java | GIS | Cloud) - GEO000001

Open Source Developer (Java | GIS | Cloud)

Namur, Belgium (Hybrid)
Contract: June 2026 – April 2027
Experience: 3–5 Years

About the Role

We are looking for a passionate Open Source Developer to design and build innovative applications where mapping, geolocation, and computing come together.

You will work in a collaborative team of analysts, architects, and developers, contributing to the development of high-performance, user-centric solutions and helping shape the future of geospatial platforms.

Key Responsibilities

• Develop scalable applications using Java, Spring Boot, and modern JavaScript frameworks
• Contribute to software architecture design and evolution
• Ensure code quality, testing, and performance optimization
• Participate in all phases of development:
  • Design
  • Development
  • Integration
  • Optimization
• Solve complex technical challenges and stay updated on emerging technologies

Tech Stack

• Backend: Java, Spring Boot
• Frontend: React, Vue.js (or similar), HTML5, CSS3
• GIS & Mapping: OpenLayers, Geographic Information Systems (GIS)
• Databases: Relational & NoSQL (JPA, Hibernate)
• Cloud: AWS, GCP, Azure
• Other: Linux, Docker, NGINX/HTTPD, Microservices, REST APIs

Required Skills & Experience

Core Requirements

• Bachelor's or Master's degree in Computer Science or related field
• 3–5 years of experience in software development
• Strong proficiency in Java
• Experience with at least one modern front-end framework (React preferred)
• Experience or interest in GIS / geospatial technologies

Additional Skills

• Knowledge of cloud platforms (AWS, Azure, or GCP)
• Familiarity with microservices architecture and APIs
• Experience