Founding Product Engineer

ABOUT THE ROLE Join the engineering team at a European AI communications company as a Founding Product Engineer. You will take end-to-end ownership of customer-focused product features, from discovery and prototyping through production, helping businesses automate phone-based interactions. WHAT YOU'LL DO • Own features from initial hypotheses through implementation, release, and iteration. • Develop and test product ideas through rapid experiments and lightweight prototypes. • Stay in regular contact with customers, partners, and sales colleagues to identify real needs. • Define and implement product tracking, then use relevant metrics to guide decisions. • Build across the stack and lead architecture and implementation choices. • Balance pragmatic validation with long-term scalability, taking ownership to move initiatives forward. WHAT WE'RE LOOKING FOR • At least three years of product engineering experience delivering features end to end. • Full-stack experience with Node.js, TypeScript, NestJS, and React. • Experience owning software from architecture and implementation through production release. • Hands-on experience in a startup environment and a strong customer-focused product mindset. • German proficiency at B2 level or above, and fluent English for team and product communication. • Comfort using metrics and experiments to inform product decisions. • Experience integrating large language models or building AI-powered features is an advantage. COMPENSATION & BENEFITS Compensation is €80,000 to €120,000 annually, with equity. Visa sponsorship is not available. LOCATION Remote role based in Germany, with overlap during Central European Time working hours.