Werkstudent:in Kunden Support (w/m/d)

Handle customer inquiries and serve as the primary contact via phone and email. Prioritize reliable email processing and work within a fixed team to support the structured resolution of customer issues. Collaborate closely with various operational teams to ensure all concerns are addressed efficiently. Receive continuous development through regular training on products, processes, and internal workflows. Maintain strong German language skills (C1) and demonstrate empathy and solution-oriented communication while supporting the company's mission to advance decentralized energy solutions.