Full Stack Developer – Python & React

Our client, a major organization in the energy sector, is seeking a developer to support an internal AI platform project. This role focuses on building sophisticated communication systems using advanced AI integration and modern web frameworks.

• Develop backend services and APIs using Python and FastAPI.
• Build responsive user interfaces and microfrontends with React and NX.
• Integrate advanced AI functionalities including LLM, MCP, A2A, and RAG databases.
• Implement messaging systems using RabbitMQ and manage database development with SQLAlchemy.
• Collaborate in an Agile environment to ensure high-quality code delivery following industry standards.
• Manage CI/CD pipelines and containerized deployments.

• 5+ years of backend development using Python, FastAPI, and SQLAlchemy.
• 5+ years of frontend development using React, JavaScript, and NX.
• Experience with data and integration tools including SQL Server, PostgreSQL, and RabbitMQ.
• Knowledge of cloud and DevOps technologies such as Kubernetes, Azure DevOps, and ArgoCD.
• Experience with security and identity protocols including SAML, OAuth, and EntraID.
• Proficiency in testing and quality using Pytest.
• You possess knowledge of AI agent creation, LLM, and RAG databases.
• You're proactive, collaborative, and take accountability for tasks in an Agile environment.
• You are fluent in English with a good level of Dutch and/or French.

Nice to Haves

• Experience with LangChain, LangGraph, and Co-Pilot.
• Knowledge of Micro-services architecture.

• Start date: ASAP
• Work regime: Full-time
• Location: Brussels
• Working model: Hybrid (2 days per week onsite)
• Contract: open to both permanent employees and freelancers