Publiée le 6 mai
Mission du poste
Freelance Backend Developer (Java) – Digital Products
Brussels, Belgium
Start: June 2026 | Long-term freelance assignment
Full-time | Hybrid (2 days onsite + remote)
About the Role
Join a leading media organization and help shape the digital experience of millions of users. As a Backend Developer, you will contribute to the systems behind widely used digital platforms, ensuring performance, scalability, and reliability.
You'll be part of a dynamic product team responsible for critical services such as user authentication, profile management, and push notifications across multiple digital applications.
Your Responsibilities
- Take end-to-end ownership: from concept and development to testing and release
- Build and maintain high-quality, scalable backend systems
- Develop and integrate RESTful APIs and/or event-driven architectures
- Contribute to architecture decisions and best practices
- Work within a Scrum/Agile environment
- Support CI/CD pipelines, monitoring, and infrastructure as code
- Ensure code quality through testing (unit, integration, E2E)
- Collaborate closely with team members and share knowledge
Tech Stack
- Languages: Java (Spring Boot, Spring Security, Spring Data, Hibernate/JPA), Go, TypeScript, JavaScript
- Cloud: AWS (ECS, Lambda, S3, DynamoDB, )
- Identity & Security: OIDC, OAuth2, SAP Customer Data Cloud (Gigya)
- Testing: JUnit, Mockito, Jest, Playwright
- Tools: GitHub, Jenkins, Docker
Your Profile
Must-Have
- Minimum 3 years' experience as a Backend Developer
- Strong expertise in Java (Spring ecosystem)
- Experience with REST APIs and/or event-driven systems
- Familiar with Git and code reviews
- Solid knowledge of testing (unit, integration, E2E)
- Ability to work independently and in a team
Nice to Have
- Experience with AWS or other cloud platforms
- Knowledge of Go
- Experience with identity & access management (OIDC, OAuth2, SAML)
- Familiarity with CI/CD, DevOps practices, and infrastructure as code
- Experience working in Agile/Scrum teams
- Knowledge of JavaScript/TypeScript
- Fluent in Dutch (C2 level)
What's in It for You
- Work on platforms used by millions of users daily
- Join a collaborative, innovative, and people-oriented team
- Flexible hybrid working model
- Opportunities to learn, experiment, and grow technically
- Long-term freelance engagement with potential extensions
Additional Info
- Freelance contract via intermediary
- Full-time engagement
- Hybrid work setup (Brussels + remote)
