Senior Full-Stack Developer & DevOps Job ID: JP055191

Summary

Build and maintain Python/FastAPI backends and manage GCP/Kubernetes infrastructure as a freelance senior developer in a hybrid Brussels role.

Senior Full-Stack Developer & DevOps

We are looking for an experienced Senior Full-Stack Developer & DevOps Engineer to design, develop, and maintain scalable applications and cloud infrastructure in a dynamic, innovation-driven environment.

Key Responsibilities

  • Develop and maintain Python-based web services and APIs.
  • Build scalable backend and full-stack solutions.
  • Design and improve CI/CD pipelines and deployment processes.
  • Manage cloud infrastructure and containerized applications.
  • Collaborate with technical and business teams to deliver sustainable solutions.
  • Provide technical input on architecture, tools, and long-term technology choices.
  • Develop automation solutions, including AI-based regression testing.
  • Support data, analytics, and other teams by building custom automation solutions.
  • Maintain high standards for code quality, documentation, scalability, and security.

Required Skills

  • Strong experience with Python, FastAPI, SQLAlchemy, PostgreSQL, REST APIs, and Git.
  • Experience with Celery, Pydantic, SQLModel, Alembic, and JWT.
  • Strong DevOps experience with GitLab CI/CD, ArgoCD, Kubernetes, Helm, and Docker.
  • Experience with Google Cloud Platform, including GKE, Compute Engine, IAM, Cloud SQL, BigQuery, Storage, Secret Manager, Monitoring, and networking.
  • Good knowledge of Linux, Nginx, networking, and system administration.
  • Experience integrating or programmatically using AI models.
  • Knowledge of TypeScript and Next.js is an advantage.

Profile

  • Proven experience as a Full-Stack Developer in a startup or fast-paced environment.
  • Strong cloud architecture and deployment expertise.
  • Able to work independently and take ownership of technical solutions.
  • Strong problem-solving skills and a pragmatic, hands-on mindset.
  • Team-oriented with excellent professional integrity and communication skills.

Languages

  • English: Full professional proficiency.
  • Dutch or French: An advantage.

Work Arrangement

  • Location: Brussels, Belgium.
  • Work model: Hybrid, with remote work possible.
  • Contract: Freelance assignment.
  • Availability: Up to 90 working days during 2026.
  • Occasional travel may be required.

See also

Full-Stack jobs by country — openings, pay and top skills →

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