Building a Swiss energy marketplace that connects local solar producers directly with consumers — guaranteed lower prices, 100% local renewable energy, zero hardware. Reshaping how communities buy and sell electricity in Switzerland.
Rafael Roman
CTO & Co-founder building the future of energy in Switzerland. 20+ years shipping software that matters.
Co-founder & CTO of Upgrid — a Swiss energy marketplace connecting local solar producers with consumers. Lower prices, 100% local renewable energy, zero hardware.
From N26 (Europe's largest neobank) and Personio to building 5+ international banks at GFT. Backend at heart — JVM, Kotlin, distributed systems, event-driven architecture.
Speaker: Kafka Summit London, KotlinConf, WeAreDevelopers World Congress, TEDx.
Based in Basel. From São Paulo. A decade in Barcelona.
Work
See all- Jan 2024 - PresentUpgridCo-founder & CTO
- Jan 2022 - Dec 2023PersonioStaff Engineer / Engineering Lead
Led platform engineering teams at one of Europe’s leading HR tech scale-ups. Focused on distributed systems, developer experience, and scaling engineering processes through hypergrowth.
- Jan 2018 - Dec 2021N26Senior Software Engineer / Tech Lead
Helped scale one of Europe’s largest neobanks to millions of users. Built and maintained core banking infrastructure — event-driven architecture, Kafka-based pipelines, distributed systems at scale. Speaker at Kafka Summit London.
Connect
Interested in distributed systems, fintech, energy tech, or engineering leadership? Find me on: