Fingo has recently migrated from TypeScript to Go, a move aimed at enhancing performance, reliability, and efficiency in their digital banking platform. This change is rooted in the need for a more reliable and performant language, with Go's rigorous emphasis on correctness and lean structure proving to be the solution. The transition has brought numerous benefits, including faster testing, enhanced efficiency, and easier deployment, as well as improved handling of growth in the fintech sector. Fingo has also leveraged Go's built-in testing framework, performance advantages, and tooling & security features to streamline their development pipeline and reduce costs. Despite some challenges, the move to Go has positioned Fingo to better meet the needs of its growing customer base and stay ahead in the competitive fintech landscape.