About this role
You'll build the core product that controls billions in energy assets:
Backend systems for real-time optimization and forecasting
Frontend for battery operators and industrial customers
Infrastructure to scale across thousands of battery systems
You Will Have Fun If You AreBuilder with agency
Get-shit-done mentality — you ship fast and iterate
High ownership — you develop ideas and execute with minimal guidance
Product-minded — you solve customer problems end-to-end
Deeply technical
Strong full-stack engineering fundamentals
Math/optimization skills highly valued
Excited about complex technical challenges
Mission-driven
Passionate about energy transition and climate impact
Thrive in early-stage chaos and ambiguity (e.g. "What about a release today?")
Ready to go all in and take real ownership
You Won't Have Fun If YouLike to follow processes — we don't have any
Want a typical 9-5
Want to work remotely — we're in the office at least 5 days/week
Like coding all day long — at least 20% of your work is talking to customers
QualificationsExperience in a full-stack engineering role, building production applications
Frontend development skills with JavaScript/TypeScript, React (preferably with Next.js), and Tailwind CSS
Solid backend development experience with Python and mixed integer optimizations
Experience with cloud infrastructure (AWS/GCP/Azure)
Speak fluently German because most of our customers only speak German
Don't worry if you don't have all of the above. We believe much more in the right mindset than the right experience. We happily teach you a lot and thus prefer fast-learners over high experience.
PerksSuper small team, super early → you're not only part of our culture, you will shape it
Responsibility from day one → the best idea wins, regardless of who it comes from
All the tools you need → Cursor, AI subscriptions, whatever helps you ship faster
Direct customer access → build what matters, see impact immediately
Munich-based → work alongside founders solving hard problems together
€70-100K salary + equity as Full Time
€20/h as working student