Founding Product Engineer

avoltra is hiring a Founding Product Engineer to join the early team and help shape an enterprise-grade energy procurement platform. You'll take ownership of the full product lifecycle, working closely with customers and founders to turn market data and energy market dynamics into scalable, high-impact solutions.

What you'll do Take ownership of the full product lifecycle from design to deployment. Translate product objectives into clear requirements in close collaboration with customers. Design simple, iterative solutions to complex procurement and energy problems. Develop performant backend services for a data-intensive application. Build intuitive, elegant user interfaces for a complex decision-support system. Train time-series forecasting models for power consumption and renewables production. Develop linear optimisation algorithms that reduce customer energy costs. Help choose and shape the core tech stack, including PostgreSQL, TypeScript, React, and Python. What avoltra is looking for Strong software engineering fundamentals with experience building robust, maintainable, scalable web applications in a high-intensity or startup environment. A product mindset and the ability to deliver full product features independently with customers. Hands-on experience or strong interest in time-series forecasting and/or linear optimisation (preferred). Comfortable working across backend and frontend domains; familiarity with PostgreSQL, TypeScript, React, and Python is a plus, and FastAPI or Supabase experience is welcome but not required. Early-stage startup experience preferred; generalist engineer or former CTO background is a plus, while corporate backgrounds are acceptable with demonstrated startup mindset/grit. Curiosity for energy markets and complex, data-intensive business applications. Willingness to work on-site in Munich the majority of the week (flexibility for occasional remote work).