Banking software has historically been built around the idea that each financial product needs its own dedicated system — a current account platform, a separate mortgage system, another for credit cards, another for investments. The result is a fragmented technology landscape that prevents banks from delivering the unified experience customers actually want. FintechOS was founded in Bucharest in 2017 to challenge that model with a digital-first platform that lets financial institutions build, launch, and operate any financial product on a single configurable infrastructure. Its platform combines core banking capabilities with low-code product configuration, letting banks design customer journeys, launch new products, and modify existing ones without the multi-year IT projects that define traditional banking transformation. FintechOS has attracted backing from major investors including Earlybird and Draper Esprit, and serves banks and insurance companies across Europe and beyond. The Romanian base is significant — Bucharest has emerged as one of the more important Central European fintech hubs, and FintechOS has built one of the most credible product-led companies to come from that ecosystem. In the European banking infrastructure market, where the largest players are global enterprise software companies, FintechOS represents a generation of platform-native banking technology built for a different kind of bank.