B2B | Senior Full Stack Developer (Java & Angular)

Optiwisers; Brussel; Sur place; EUR 60 000 - 90 000; Plein temps

Résumé du poste

Optiwisers is seeking a Java Full Stack Developer to design, develop, and maintain modern applications in a public sector context. You will work within large-scale digital transformation teams, delivering backend services with Java/Spring Boot and frontend work with Angular/TypeScript.

The role emphasizes collaboration in Agile teams, CI/CD practices, and thorough documentation. Proficiency in English and either French or Dutch is required, with a contract through the end of 2026.

Qualifications

• Design, develop, and maintain modern full stack applications.
• Collaborate with cross-functional Agile teams to deliver high-quality solutions.
• Build and enhance backend services using Java and Spring Boot.
• Develop frontend applications with Angular and TypeScript.
• Contribute to CI/CD, testing, and deployment processes.
• Produce clear and structured technical documentation.
• Fluent French or Dutch with good English communication.

Responsabilités

• Design, develop, and maintain modern full stack applications
• Collaborate with cross-functional Agile teams to deliver high-quality solutions
• Build and enhance backend services using Java and Spring Boot
• Develop modern frontend applications with Angular and TypeScript
• Contribute to CI/CD, testing, and deployment processes
• Participate in technical discussions and solution design activities
• Produce clear and structured technical documentation
• Support continuous improvement of development practices and performance
• Strong experience with Java (ideally Java 21)
• Unit, Integration and E2E Testing
• Helm and/or Kustomize
• Experience working in Agile environments
• Fluent French or Dutch with good English communication skills

Connaissances

Java

Java 21

Spring Boot

Angular

TypeScript

CI/CD

Testing

Agile

English communication

French or Dutch language

Outils

Kubernetes

Docker

Postman

Bruno

Description du poste

We are hiring for a leading public sector organization, contributing to the development and maintenance of modern business-critical applications within large-scale digital transformation initiatives.

Duration: Until the end of 2026 (extension possible)

What You'll Do

• Design, develop, and maintain modern full stack applications
• Collaborate with cross-functional Agile teams to deliver high-quality solutions
• Build and enhance backend services using Java and Spring Boot
• Develop modern frontend applications with Angular and TypeScript
• Contribute to CI/CD, testing, and deployment processes
• Participate in technical discussions and solution design activities
• Produce clear and structured technical documentation
• Support the continuous improvement of development practices and application performance
• Strong experience with Java (ideally Java 21)
• Unit, Integration and E2E Testing
• Helm and/or Kustomize
• Experience working in Agile environments
• Fluent French or Dutch with good English communication skills

Nice to Have

• Experience with AI tools
• Postman or Bruno

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