Senior Software Engineer (Tech Lead) - SaaS Startup, 80-100%

Do you want to build the core platform that enables early-stage building design to be optimized through simulation and AI?

At vyzn , an ETH spin-off, we’re building a data- and AI-driven SaaS platform that shapes the future of construction planning. In just a few clicks, developers, planners, and architects receive precise insights on emissions, energy, comfort, and costs - based on automatically refined 3D building models - along with AI-powered recommendations to support well-informed decisions.

As an Engineering Lead (80–100%) , you’ll take ownership of the technical foundation of our platform and lead a small, high-caliber engineering team (3–6 people), with the opportunity to expand and shape the team as we grow. You’ll be deeply hands‑on in the codebase while shaping architecture, scaling systems, and helping steer how our product evolves. You enjoy balancing speed, pragmatism, and engineering quality. This role includes significa...