Backend Engineer

Join the core infrastructure team at an energy technology company building systems for dynamic electricity plans and reliable billing. You will develop scalable backend services that support energy-market communications, billing workflows, and accounting.

• Design backend systems that simplify complex billing and energy-market workflows.
• Scale core infrastructure to support increasing transaction volumes and market demands.
• Ship features and improvements through rapid iteration and practical problem-solving.
• Contribute to technical quality through code reviews, architecture decisions, and mentorship.

• At least 3 years of hands-on backend engineering experience, including recent production coding and shipping.
• Strong TypeScript and Node.js skills, including asynchronous programming.
• Experience with PostgreSQL and ORM-based data access, such as Drizzle or similar tools.
• Experience building backend services with Next.js, including API routes or server components.
• Familiarity with distributed systems and designing scalable, maintainable services.
• Strong computer science fundamentals gained through formal education or equivalent practical experience.
• Evidence of exceptional technical ability through notable projects, research, competition results, founding work, or comparable achievements.
• Fluency in German at C1 level or higher.
• Experience integrating Stripe payments and billing workflows is helpful.

Annual base salary: €80,000 to €120,000. Visa sponsorship is available.

Location

On-site in Berlin, Germany, five days per week.