Product Engineer

ABOUT THE ROLE Join a product-focused engineering team building software for the energy retail sector. You will work directly with customers and own problems from discovery through production, creating intuitive products that address complex operational needs. WHAT YOU'LL DO - Work with customers to understand their problems and use those insights to guide product and engineering decisions. - Deliver end-to-end solutions across the stack, from initial discovery to production. - Use AI-assisted development tools to accelerate implementation and increase your impact. - Build and own new workflows, including billing, customer retention, and customer portal experiences. - Prioritize opportunities, make sound decisions about what to build, and stop initiatives that are not working. - Contribute to engineering practices, tooling, and team growth as a hands-on technical individual contributor. WHAT WE'RE LOOKING FOR - Experience shipping complete, full-stack products from discovery through production. Candidates are assessed on demonstrated work, with exceptional evidence valued across experience levels. - Strong full-stack skills and the ability to take ownership of end-to-end systems. - Fluency in German at C1 level or higher. - Comfort using AI-assisted development tools such as Claude Code or Cursor. - Evidence of strong technical ability through shipped products, founding work, research, competitions, or similarly substantive achievements. - Experience or a strong interest in energy retail, including billing, procurement, customer retention, or cost optimization. - Sound judgment, high ownership, and comfort working in an early-stage environment with ambiguity. COMPENSATION & BENEFITS Base salary: €80,000 to €120,000 annually. Visa sponsorship is not available. LOCATION On-site in Berlin, Germany, typically five days per week.