Technical and commercial overall responsibility
Shape the company vision, strategy and business model as an equal member of the founding team
Define and implement Calvergy’s overall technical strategy
Build a scalable, maintainable and future-proof platform architecture
Technical decision-making responsibility towards investors, partners and customers
Product and platform development
End-to-end responsibility for the software architecture (backend, frontend, DevOps, Data/ML)
Architecture and scaling of our backend systems (e.g., Python, FastAPI/Django, data pipelines)
Close integration of simulation, AI/optimization models and product logic
Ensure code quality, performance, security and technical excellence
Work closely with users to translate real-world problems into marketable products
Team building and leadership
Build, lead and inspire a high-performing tech team
Recruit, mentor and develop engineers and data talent
Define development processes, engineering culture, tooling and quality standards
Act as the interface between engineering, product, sales and external partners
Hands-on mentality (especially in the early stage)
Actively contribute to critical components in the backend, frontend and cloud infrastructure
Build DevOps structures (CI/CD, cloud, monitoring)
Rapid prototyping, validation and iteration of new features together with customers

Several years of experience as a CTO, Tech Lead, Lead Engineer or Senior Full Stack Developer — or comparable entrepreneurial experience
Strong expertise in system and software architecture (ideally Python + a modern cloud stack)
Experience with frontend technologies (e.g., React, TypeScript)
Solid understanding of scalable platforms, APIs, data architectures and distributed systems
Initial experience building and leading teams
Entrepreneurial mindset, ownership mentality and high intrinsic motivation
Willingness to take responsibility — technically, strategically and in terms of people leadership
Bonus: experience with AI/ML, optimization, simulation or energy systems

IT Director – CTO

Key skills