Fullstack / Product AI Founding Engineer

Salary: CHF 140'0 - 150'000 per year Requirements: Demonstrated ability to own and ship end-to-end features independently, from backend services to polished React interfaces, ideally as an early or founding engineer at a startup. Solid hands-on experience with Python on the backend and TypeScript/React/Tailwind on the frontend. Practical knowledge of integrating and orchestrating LLM providers, building AI pipelines, and managing state machines in production environments. Ability to talk directly to customers, identify problems, and translate them into shipped solutions fast. You know when to build the right abstraction and when to just ship. You take full accountability for everything you build, from Terraform to UI. Responsibilities: Build sleek React interfaces that make complex AI agents intuitive for non technical users. Architect and maintain Python services that orchestrate LLMs, handle state machines and integrate with legacy infrastructure Own the full vertical of every feature you ship, from infrastructure and backend logic to frontend and deployment. Act as the bridge between AI capabilities and real world workflows, turning messy email based processes into clean automated transactions. Manage and evolve the orchestration layer that enables AI agents to negotiate, quote, and execute high-value travel bookings autonomously Contribute to infrastructure decisions on AWS using Docker, from initial Terraform scripts to production reliability Technologies: AI AWS Architect Backend Docker Frontend LLM Python React Terraform TypeScript UX UI Design Cloud NodeJS PostgreSQL Redis TailwindCSS Fullstack More: Our client is an early stage startup headquartered in Zurich. They are building AI infrastructure that sits at the core of how large enterprises operate. You'll work directly on the product with real impact from day one. Meaningful equity on offer for the right person. last updated 28 week of 2026