You take responsibility for our full-stack architecture and bring technical depth across backend, frontend, and infrastructure.
You develop central components of our SaaS product end-to-end — from conception to implementation.
You help shape technical roadmaps and design scalable solutions for production operation.
You actively drive and expand the SPiNE software development process: from idea through development and review to evaluation.
You work closely with our CTO, the development team, and external partners.
You ensure clean interfaces, sustainable code quality, and sound architectural decisions.

Several years of experience developing complex software solutions (ideally in a B2B or infrastructure context)
Deep understanding of modern tech stacks (e.g., cloud-native architecture, API design, data modeling, security)
You think in systems and have a sense for pragmatic, robust software architecture
You know what a stable yet flexible software development process looks like
You are strong in both design and implementation — from whiteboard to deployment
Nice to have: experience with IoT, energy management, or smart meter infrastructure
You are confident in English and speak German (at least B2 level).

Purposeful work: our software contributes to the decarbonization and digitalization of the energy system.
Startup vibes: you’ll work in an experienced founding team with short decision-making paths.
Technology with substance: over 100,000 lines of code, ongoing collaborations with established market partners, and a unique product on a regulatory-secure foundation.
Flexibility and responsibility: we rely on trust, personal accountability, and smart solutions — not on overhead.

Software Tech Lead – m/f/d

Key skills