Senior Full-Stack Engineer (Freelance/Contract) – Europe

Randstad Digital Belgium; Brussel; Sur place; EUR 83 000 - 152 000; Plein temps

Résumé du poste

European Commission is seeking a Senior Full-stack Software Engineer on a freelance or project contract basis to own the full development lifecycle of scalable, secure web applications in a dynamic, international environment.

You will design front-end interfaces and robust back-end services, architect secure RESTful APIs, and deploy with Docker, Kubernetes, AWS/Azure, plus CI/CD. Proficiency in Java or Node.js, Spring Boot, Hibernate, PostgreSQL/Oracle and Agile/Scrum will help you thrive.

Qualifications

• Experience with Java or Node.js, Spring Boot, Hibernate, and relational databases (PostgreSQL, Oracle).
• Hands-on with Docker, Kubernetes, cloud services (AWS/Azure), and Git workflows.
• Familiar with Agile/Scrum, Spec-Driven Development, and API documentation (OpenAPI/Swagger).
• Self-starter who communicates clearly in a multicultural environment.

Responsabilités

• End-to-End Development: Design and build modern front-end interfaces alongside robust back-end services (from UI design to database interactions).
• Architecture & APIs: Architect scalable systems and develop secure RESTful APIs.
• Cloud & DevOps: Deploy and manage applications on cloud platforms using CI/CD pipelines and containerization technologies.
• Quality & Optimization: Write clean, test-driven code, analyze processes to troubleshoot issues, and maintain clear technical documentation.

Connaissances

Java

Node.js

Spring Boot

Hibernate

PostgreSQL

Oracle

Docker

Kubernetes

AWS

Azure

Git workflows

Agile/Scrum

OpenAPI/Swagger

Outils

Docker

Kubernetes

AWS

Azure

Git

Description du poste

European Commission is seeking a Senior Full-stack Software Engineer on a freelance or project contract basis to own the full development lifecycle of scalable, secure web applications in a dynamic, international environment.

You will design front-end interfaces and robust back-end services, architect secure RESTful APIs, and deploy with Docker, Kubernetes, AWS/Azure, plus CI/CD. Proficiency in Java or Node.js, Spring Boot, Hibernate, PostgreSQL/Oracle and Agile/Scrum will help you thrive.