Full-Stack Developer (Vue 3 / Java / Spring Boot)
Location: Brussels, Belgium (Hybrid)
Rate: €580/day
Contract: 3 months + possible extension

The Opportunity
We are seeking a Full-Stack Developer with a strong emphasis on front-end development using Vue.js 3 (Composition API) to join a high-impact digital team in Brussels.

This role is suited to someone who is confident working across the stack, but with a clear strength and proven experience in modern front-end development.

Location & Working Pattern
Brussels (WTC area)
Hybrid: 2 days onsite per week (flexible depending on team requirements)

Key Responsibilities
Front-End (Primary Focus)
Develop modern, responsive user interfaces using Vue.js 3 (Composition API)
Build modular, reusable, and maintainable components
Manage application state using Pinia or Vuex
Integrate and consume secure REST APIs
Implement authentication flows using OAuth2 / OpenID Connect
Ensure accessibility compliance (WCAG standards)
Write unit tests using Jest or Vitest
Back-End (Secondary)
Develop and maintain backend services using Java 17/21+ and Spring Boot
Design and document REST APIs following OpenAPI standards
Implement authentication and authorization (OAuth2, JWT)
Work with SQL and/or NoSQL databases
Contribute to scalable and secure backend architecture
Cloud, DevOps & CI/CD
Build and maintain CI/CD pipelines (GitHub Actions, GitLab CI, Jenkins)
Work in containerised environments using Docker
Support AWS-based deployments (Lambda, API Gateway, Cognito, CloudWatch)
Contribute to monitoring, logging, and operational best practices

Key Requirements
Strong full-stack experience with a clear focus on Vue.js 3 (Composition API)
Solid experience with Java (17/21+) and Spring Boot
Experience building and integrating REST APIs
Understanding of authentication and security protocols

Essential Criteria (Non-Negotiable)
Minimum Bachelor’s degree
Fluent English plus French or Dutch
Available to start immediately

Nice to Have
Experience with AWS services
Knowledge of Terraform
Experience in enterprise or regulated environments

Soft Skills
Strong communication and collaboration skills
Proactive and autonomous approach
High attention to detail and code quality
Adaptable and eager to learn