Senior Fullstack Engineer

About the Role Join a product engineering team building AI-powered business communication software. You will own customer-facing features from early discovery through production, helping shape the product roadmap through close contact with users. What You'll Do • Take features from concept and prototyping through implementation, deployment, and iteration. • Build and evolve the platform using TypeScript, React, Node.js, and NestJS. • Engage with customers through support, feedback sessions, and user testing to understand their needs. • Break down opportunities into focused releases that deliver customer value, then improve them using feedback and metrics. • Contribute to feature prioritization and product roadmap decisions for AI-powered voice services. • Integrate AI capabilities into customer-facing applications and consider relevant European data protection and AI regulations. What We're Looking For • At least 5 years of fullstack engineering experience building and delivering SaaS products. • Substantial hands-on experience across both frontend and backend, including shipping end-to-end web features. • Production experience with TypeScript, React, and Node.js; NestJS experience is preferred. • Experience with customer-facing product discovery, rapid experimentation, and using metrics to guide decisions. • Comfort working directly with customers and collaborating with business teams to understand user needs. • Native German proficiency and fluent English. • Experience with LLM integrations, fast-moving startups, or AI services is useful. Compensation & Benefits Base salary: €80,000 to €120,000 annually. Visa sponsorship is not available. Location Remote, based in Germany.