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Python/React Developer
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
Questions candidates ask before applying
This depends on the role and the client, but on average our process takes 2–4 weeks from first contact to offer. We keep you informed at every step.
We specialize in roles across the renewable energy sector, including positions in solar, wind (onshore & offshore), green hydrogen, energy storage, grid infrastructure, and sustainability. We recruit for technical, commercial, and project management roles at all levels.
There are multiple ways to apply for a position with us. If you wish to apply directly to a specific job, please visit the job listing and use the "Apply" button to submit your application. Alternatively, if you are interested in an open application or exploring potential opportunities, you can fill out our online form.
We are open to discussing various commercial arrangements depending on the volume and nature of the collaboration. Contact us for a tailored proposal.
Our fees are charged to the hiring company and are based on a percentage of the candidate's annual salary. We discuss this transparently during the intake. There are no costs for candidates.
Yes! You can submit an open application via our website. We'll keep your profile on file and reach out as soon as a suitable opportunity arises.
We conduct thorough interviews to assess both technical competencies and cultural fit. We have an extensive network in the renewable energy sector, which allows us to find both active and passive candidates.
Our process consists of several steps: (1) Intake with the client to understand the role, team, and culture, (2) Active sourcing and screening of candidates, (3) Presentation of a shortlist, (4) Interview coordination, (5) Offer and onboarding support.
We are a passionate, driven team that genuinely believes in the energy transition. We combine a personal approach with deep sector knowledge, and we're committed to making a real impact — for candidates, clients, and the planet.
We cover the full spectrum of renewables: solar PV, onshore and offshore wind, green hydrogen, energy storage, EV infrastructure, and broader sustainability roles. We work with developers, EPCs, OEMs, and utilities.
We ARE Renewables is headquartered in Rotterdam, the Netherlands — one of Europe's key hubs for the energy transition. We operate across Europe and connect renewable energy talent with leading organizations in the sector.
Yes, we recruit both permanent employees and freelance/interim professionals, depending on your project needs.
Depending on the role, we typically present the first shortlist within 1–2 weeks. For specialized or hard-to-fill positions, we set realistic timelines upfront.
We live and breathe renewable energy. Our consultants have a deep understanding of the sector — from the technical landscape to the energy transition trends shaping the industry. We don't just match CVs, we match ambitions.
You can reach out via our contact form or call us directly. We'll schedule an intake to understand your needs and immediately start the search for the right candidates.
Absolutely. We guide you through the entire process, from CV advice to interview tips and salary negotiation support.
Yes, our recruitment services are completely free for candidates. We are paid by the hiring companies, so there are no costs for you at any stage of the process.