Full Stack Developer – Energy Efficiency Platform

About the role

Enersee is building a platform that makes hospitals, offices, factories and cities dramatically more energy efficient. As a Full Stack Developer you will create end‑to‑end features that turn complex energy data into actionable insights, helping the company scale its impact across Europe.

Key responsibilities

• Design, develop and maintain full‑stack features spanning the UI, backend services and data layer.
• Improve core workflows such as energy audits, reporting and dynamic pricing integrations.
• Integrate and optimise connectors like ClickHouse, TimescaleDB and MQTT.
• Contribute to system architecture decisions and sprint planning.
• Implement advanced UI components such as Sankey diagrams and virtual meters.

Required profile

• At least 4 years of professional full‑stack development experience.
• Strong knowledge of React for the frontend and Python for backend services.
• Experience building scalable, data‑driven APIs.
• Comfortable working in both Antwerp and Brussels offices on a regular basis.

Required skills

• React
• Python
• PostgreSQL
• ClickHouse
• TimescaleDB
• Docker
• GitHub Actions
• MQTT

What we offer

• Competitive salary with performance bonus up to €25 K per year.
• Stock options, 13th‑month salary and double vacation pay.
• Company car or mobility budget plus EV charging card.
• Meal and eco‑vouchers, hospital insurance and discounts for family.
• Modern offices in Brussels and Antwerp with hybrid work flexibility.
• Laptop, smartphone and monthly phone/internet allowance.