Senior Fullstack Engineer

ABOUT THE ROLE We are seeking a Senior Fullstack Engineer to own end-to-end feature delivery in a remote-first, high-growth team building an AI powered German language phone assistant for European businesses. WHAT YOU'LL DO - Own features from ideation through architecture, implementation, and release. - Engage with customers, partners, and Sales to surface real pain points. - Lead product discovery with hypotheses and quick experiments. - Instrument metrics to enable data driven decisions in your area. - Build pragmatic, scalable software balancing value and maintainability. - Prefer asynchronous communication and ship with minimal meetings. - Work remotely with CET overlap or from a partner office as needed. WHAT WE'RE LOOKING FOR - 5+ years of full stack engineering delivering end to end web features. - Strong experience with Node.js, TypeScript, NestJS and React; experience with integrating LLMs is a plus. - Native German proficiency with fluent English for team collaboration. - Product minded with ability to measure success by customer value and outcomes. - Experience with product discovery, forming hypotheses, and validating them quickly. - Comfort owning tracking, analytics, and data to support product decisions. - Experience in a high growth startup environment and familiarity with GDPR/EU AI considerations. COMPENSATION & BENEFITS Salary range: 80,000-120,000 EUR annually Visa sponsorship: not available LOCATION Remote work with CET overlap; primary location in Germany; option to work from a partner office as needed.