Customer Success Manager

Your mission as a Customer Success Manager is to ensure that transactions on our marketplace are successfully completed. You'll drive the operational execution between buyers, suppliers, and internal teams, actively engaging with customers throughout transactions and negotiations. This hands-on role is at the intersection of sales enablement, product feedback, and user education.

Requirements

• 3–5+ years in Customer Success, Account Management, or User Engagement within a SaaS or digital marketplace environment
• Proven track record of reducing churn or reactivating dormant users at scale
• Experience designing and delivering onboarding programs (live and self-service)
• Comfortable running user interviews and translating qualitative insights into actionable product feedback
• Strong ability to create clear, engaging content — video tutorials, guides, FAQs — that scales support without scaling headcount
• Highly structured, proactive, and data-informed in how you prioritize accounts and outreach
• Fluent in English; German is a strong plus
• Bonus Skills: Experience in energy, cleantech, mobility, or industrial B2B marketplaces

Benefits

• Flexible hours and remote-first working culture
• €50 monthly perk using Hrmony
• 28 Holiday days, plus a half-day on December 24th and December 31st
• Company-supported pension scheme - Betriebliche Altersvorsorge
• Remote working culture
• Low hierarchies and open feedback culture
• Modern offices in the city of Mainz
• Attractive L&D budget with creative freedom for growth