greenventory is a Freiburg-based high-tech startup that delivers data-driven solutions for the urban energy transition. Leveraging its Fraunhofer ISE and KIT heritage, the company builds digital twins, GIS-enabled analytics, and AI-powered optimization tools for municipal heat-planning, photovoltaic deployment, and broader energy-system design. Its platform turns complex spatial and temporal data into actionable insights, enabling city planners to forecast, evaluate, and implement sustainable energy strategies with confidence. By combining cutting-edge technology with a deep focus on city-scale implementation, greenventory distinguishes itself as a trusted partner for forward-looking, resilient urban energy solutions.
Open Positions
Vertriebsmitarbeiter:in Projektakquise Erneuerbare Energie
Sales experience, good communication skills, and a passion for the energy sector
Wekstudent:in im Team Customer Support
Student in the field of renewable energy, environmental science, engineering, communication science or related field
Werkstudent:in im Team Data Services
Bachelor's degree in Computer Science, Mathematics, Renewable Energies, Engineering or related field, experience with Python and data processing, and ability to work independently
Marketing & Event Manager:in (m/w/d) Fokus Live-Kommunikation & Community
Experience in marketing and event management, excellent communication skills, and experience with digital marketing tools
Werkstudent:in Web Development
Hands-on experience in native Android development, familiarity with React Native, experience with Python-based backends, and interest in AI and machine learning
Masterarbeit Energieplanung in Städten
Master's degree in energy or computer science with no experience required
Masterarbeit Energieplanung in Städten
Background in energy or computer science, Python programming skills, and independent work on challenging tasks
Werkstudent:in QA/Test Automation
JavaScript proficiency, strong communication skills, and proactive working style
Mitarbeiter:in Vertrieb/Sales (50-100%)
Commercial education or business administration degree, experience from the energy sector (ideally), and good language skills in German and English