Job Description
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We are looking for an experienced Senior Fullstack Consultant (Python/React) to join a team responsible for the development and evolution of a critical information system. You will work at the heart of key business processes.
Responsibilities
Analyze functional requirements and understand business models within the energy domain
Design and develop robust, scalable, and high‑performance solutions
Develop and maintain modules for contract management, transactions, meter readings, forecasting, pricing, tradefeed, P&L, and risk management
Implement software quality best practices (design patterns, SOLID principles, testing, code review)
Develop and optimize APIs and microservices in Python (Flask, FastAPI)
Design, manage, and optimize databases (Postgres, SQL Server, AWS Athena)
Build modern web interfaces using React, TypeScript, HTML/CSS
Process and leverage large datasets (Pandas, NumPy)
Contribute to the platform’s performance, stability, security, and scalability
Participate in operational support, corrective maintenance, and enhancements
Collaborate closely with Cloud & DevOps teams for service deployment and monitoring (Docker, Kubernetes, Azure, AWS S3)
Backend
Python, microservices, REST APIs
Frameworks: Flask, FastAPI
Frontend
React, TypeScript, HTML, CSS
Data & Databases
Postgres, SQL Server, AWS Athena
Data processing: Pandas, NumPy
Cloud & DevOps
Azure, AWS S3
Docker, Kubernetes (K8s)
CI/CD, Infrastructure as Code (IaC)
Qualifications
Profile
Proven experience in fullstack development xphnsxz with Python/React
Strong understanding of distributed architectures, software quality, and engineering best practices
Ability to understand complex business models and interact with functional teams
Autonomy, rigor, teamwork, and initiative
Strong interest in data‑driven environments and performance‑related challenges
Fluent in French & English (Dutch is a strong plus)
Additional Information
All our positions are open to both women and men and are, of course, open to people with disabilities.
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