You take ownership of our full‑stack architecture and bring technical depth across backend, frontend and infrastructure.
You develop core components of our SaaS product — from concept to implementation.
You help shape technical roadmaps and build scalable solutions for production operations.
You actively drive and expand the SPiNE software development process: from idea and development to review and 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 feel for pragmatic, robust software architecture
You know what a stable yet flexible software development process looks like
Strong in both design and implementation — from whiteboard to deployment
Nice to have: experience with IoT, energy management or smart meter infrastructure
Confident in English and speak German (German at least B2 level).

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

Software Tech Lead – m/f/d

Key skills