Full Stack Engineer - Shaping How AI Understands the Web

Full Stack Engineer - Shaping How AI Understands the Web📍 Amsterdam (Hybrid or Onsite)💰 €100,000 (depending on experience)💻 Full-time🌍 EU-based candidates - does not sponsor visaAbout the CompanyThis fast-growing AI startup is building a platform that helps businesses understand how large language models (LLMs) like ChatGPT and Gemini actually see and describe their brands online.They’re developing technology that gives marketing and data teams full visibility into how AI systems interpret their content, helping them measure brand performance across AI-driven search, improve visibility, and ensure accuracy in AI-generated answers.Think of it as SEO for AI, empowering companies to take control of how artificial intelligence perceives their digital identity.It’s an ambitious product, backed by a tight-knit team of engineers, researchers, and data enthusiasts who love to build fast, learn continuously, and experiment with new ideas.You’ll BeBuilding and maintaining the platform’s core features in TypeScript, from backend services to front-end componentsDesigning clean, scalable architecture using Node.js (Fastify/TRPC) and PostgreSQL/PrismaWorking with designers to turn insights into intuitive, data-rich interfaces (React/Next.js, TailwindCSS)Ensuring performance, reliability, and quality across the full stackCollaborating in a small, ambitious team where your input directly shapes product directionYou’ll BringDeep hands-on experience with TypeScript across front and backend systemsSolid experience with Node.js, Fastify, and TRPCExperience with PostgreSQL and PrismaA good sense of clean, maintainable code and a curiosity for data-driven developmentA pragmatic, startup mindset: collaborative, adaptable, and product-focusedBonus PointsFamiliarity with ElasticSearch, ClickHouse, or GCPCuriosity about AI systems and how data influences language modelsEnjoy working in small teams where ideas turn into shipped features fastSome of the Perks & BenefitsModern TypeScript-first stack, no legacy baggageFreedom to experiment with new technologiesCollaborative, transparent cultureHybrid working setupReal ownership and product impact as the company grows