Founding Product Engineer

About the RoleThis is a founding engineering hire at an early-stage, AI-powered platform built for industrial energy procurement and cost optimisation. You'll join a small, high-conviction team and take genuine ownership — from shaping the architecture to shipping features directly with customers. The platform handles real-time energy market data, forecasting, portfolio management, and optimisation at enterprise scale.If you're a generalist engineer with a strong product mindset, comfort with ambiguity, and a curiosity for data-intensive domains, this role is a rare opportunity to have outsized impact from day one.Note: Visa sponsorship is not available for this role.What You'll DoOwn the full product lifecycle — from design and requirements through to deployment and iteration.Translate product objectives into clear, actionable requirements in close collaboration with <customers.Design> simple, iterative solutions to complex energy procurement and market <problems.Build> performant backend services for a highly data-intensive application.Develop intuitive, elegant user interfaces for a sophisticated decision-support system.Train time-series forecasting models for power consumption and renewables production.Develop and refine linear optimisation algorithms to reduce customer energy <costs.Help> define and evolve the core tech stack — including PostgreSQL, TypeScript, React, and Python.What We're Looking ForMust-haves:2+ years of software engineering experience delivering scalable web applications in an early-stage startup environment.Proven track record of delivering full product features independently, working directly with customers.Strong software engineering fundamentals — you write robust, maintainable, scalable code.Hands-on experience building backend services for data-intensive applications.Experience building frontend UIs for complex, data-rich decision-support tools.A genuine product mindset: you think about outcomes, not just outputs.Comfort thriving in a fast-paced, early-stage environment with high ambiguity and rapid change.Strong advantages:Experience with time-series forecasting and/or linear optimisation.Familiarity with PostgreSQL, React, Python; exposure to FastAPI, TypeScript, or Supabase is a plus.Background as a CTO, founding engineer, or startup founder.Corporate background (e.g. industrials, energy, consulting) paired with a demonstrated startup mindset and grit.Curiosity for energy markets, industrial technology, or data-intensive B2B applications.LocationThis role is based in Munich, Germany. You'll work on-site the majority of the week, with flexibility for occasional remote days. Fully remote arrangements are not available for this position.Compensation & BenefitsSalary: €85,000 – €140,000 per year, depending on experience.Meaningful early-stage equity <participation.Direct> influence over product direction, tech stack, and company culture.A lean, high-calibre team working on a complex, high-stakes problem in the European energy transition.