FinTech · HQ: United States · 500 to 1,000 employees
FloQast is an AI-powered accounting platform. It automates accounting workflows and the financial close, and handles enterprise compliance.
FinTech · HQ: Germany
Vivid Money (Berlin, founded 2019 by Artem Yamanov and Alexander Emeshev) offers business and personal accounts, cards and investing. CSSF (Luxembourg) and AFM (Netherlands) regulate it; offices are in Amsterdam, Luxembourg and Limassol.
Golang 
Kotlin 
FinTech · HQ: France
Lydia (founded 2011, Paris) is a mobile payment fintech and an ACPR-regulated electronic money institution with 201-500 employees. It is split into Lydia (P2P payments) and Sumeria (mobile banking).
Python 
FinTech · HQ: United Kingdom
Monzo is a London digital bank with 300 engineers. Its cloud-native platform runs 2,500 microservices with hundreds of deployments a day. Monzo was an early Kubernetes adopter.
Golang 
Cassandra 
FinTech · HQ: United States
Block, Inc. (formerly Square) is a US-based digital payment and financial services company. The parent company rebranded to Block in 2021, and Square remains the brand for the seller business. Block also includes Cash App and Tidal.
Python 
Node.js Golang 
MongoDB