Python/React Developer

Python/React Development Service

About the Role

We are currently sourcing for an experienced Python/React Developer to join a long-term project within the energy and infrastructure sector. The position involves working alongside international teams on innovative digital initiatives focused on AI-driven internal communication platforms and scalable enterprise applications.

The ideal candidate will have strong backend and frontend development experience, combined with knowledge of modern cloud, DevOps, and AI-related technologies. This role offers the opportunity to contribute to cutting-edge solutions within a collaborative and Agile environment.

Responsibilities

Develop and maintain scalable backend services and APIs using Python and FastAPI

Build and maintain modern frontend applications using React and JavaScript

Contribute to AI-driven platform development and agent communication solutions

Design and optimize database integrations and backend architectures

Collaborate with cross-functional teams in an Agile/Scrum environment

Ensure high-quality code delivery following established development standards and best practices

Participate in testing, troubleshooting, and continuous improvement initiatives

Support CI/CD pipelines, containerization, and cloud deployment activities

Contribute ideas and technical improvements proactively within the development team

Technical Requirements

Backend

Strong experience with Python development

Experience with FastAPI and API/service development

Knowledge of queues and messaging systems such as RabbitMQ

Experience with relational databases (PostgreSQL, SQL Server, etc.)

Familiarity with SQLAlchemy

Understanding of authentication and security technologies (OAuth, SAML, EntraID, etc.)

Experience with testing frameworks such as Pytest

AI & Modern Technologies

Understanding of AI agent development concepts

Familiarity with LLMs, MCP, A2A, RAG databases, LangChain, LangGraph, or similar technologies is considered a strong plus

DevOps & Cloud

Knowledge of containerization and orchestration technologies (Docker, Kubernetes, etc.)

Experience with CI/CD pipelines and deployment tools (Azure DevOps, ArgoCD, etc.)

Frontend

Strong experience with React

UI development experience using JavaScript and CSS

Familiarity with NX and Micro-Frontend architecture is considered a plus

Understanding of microservices architecture is beneficial

Soft Skills

Strong communication and collaboration skills

Team-oriented mindset

Ability to take ownership and accountability for tasks

Proactive attitude with the ability to contribute ideas and improvements

Experience working within Agile/Scrum methodologies

Language Requirements

Good level of English is required

Dutch and/or French is considered a strong advantage

Additional Information

Location: Brussels, Belgium

Hybrid/on-site presence may be required depending on project needs