Senior Product Engineer

ABOUT THE ROLE Join a small product engineering team at an early-stage energy technology company. You will work closely with customers and own end-to-end engineering work on energy retail challenges, turning complex operational needs into intuitive, production-ready products. WHAT YOU'LL DO - Work directly with customers to understand their problems and guide product and engineering decisions. - Build and ship full-stack features from discovery through production. - Use AI-native development tools to accelerate delivery and improve your impact. - Take ownership of zero-to-one projects, including customer billing and portal experiences. - Prioritize initiatives, decide what to build, and stop work that is not delivering value. - Address energy retail needs such as procurement, customer retention, and cost optimization. - Help shape engineering culture, tools, and processes, and support team growth. WHAT WE'RE LOOKING FOR - Typically 2 to 13 years of experience, with evidence of exceptional technical ability through shipped products, founding work, research, competitions, or comparable accomplishments. - Strong full-stack skills and experience delivering products end to end, from discovery to production. - Comfort using AI-native coding tools as part of your development workflow. - Fluent German at C1 level or above. - A degree from a strong university and experience at an early-stage startup are valued. - Experience or strong interest in energy retail, including billing, procurement, retention, or cost optimization. - High ownership, sound judgment, and comfort working in an ambiguous, fast-moving environment. COMPENSATION & BENEFITS Annual salary: EUR 80,000 to EUR 120,000. Visa sponsorship is not available. LOCATION On-site in Berlin, Germany, normally five days per week.