Our client, a public sector organisation in Belgium, is working on the digital transformation of several heritage and geographic information systems. The organisation is implementing a modern service-oriented architecture using open-source technologies and geospatial platforms.

Multiple web-based applications are maintained and continuously improved, while new digital services are being developed. These applications rely heavily on geospatial data, mapping services, and REST-based integrations.

The Senior Frontend Developer will play a key role in designing and developing user interfaces for these applications while collaborating closely with architects, backend developers, and domain experts.

Requirements

· Design and develop modern web applications using JavaScript frameworks.

· Build and maintain frontend components for complex digital platforms.

· Integrate frontend applications with REST services and backend systems.

· Work with geospatial data and mapping interfaces.

· Participate in Agile development processes including design, coding, testing, and debugging.

· Collaborate with cross-functional teams to deliver scalable digital solutions.

· Contribute to both new development projects and maintenance releases.

Required Skills & Expertise

Must Have

· Strong experience with JavaScript frameworks (minimum 6 years)

· Experience with Vue.js

· Solid knowledge of HTML5 and CSS

· Experience with Docker

· Experience using Git

· Proven experience developing web-based applications

· Fluent Dutch language skills

Should Have

· Experience with REST Web Services

· Knowledge of Agile development methodologies

· Experience mentoring developers or contributing to technical leadership

Nice to Have

· Knowledge of Python frameworks

· Experience with PostgreSQL / PostGIS

· Experience working in Linux environments

· Experience with geospatial technologies such as GeoServer or OpenLayers

· Knowledge of GIS standards and semantic web technologies