Discover how Two.inc developed a cutting-edge fraud prevention engine in this 22-minute conference talk by Dr Marina Theodosiou, Chief Data Scientist at Two. Explore the innovative approach of aggregating specialized ML models hierarchically to achieve exceptional precision in fraud detection for online B2B transactions. Learn about the data-centric infrastructure and in-house MLOps Ecosystem that empowers Data Scientists, facilitates collaboration, enables rapid deployments, and ensures effective monitoring and updates of ML solutions. Gain insights into Two.inc's holistic model and strategy for addressing the complex challenges of fraud prevention in the digital business landscape. This talk was presented at the Data Science Festival during an in-person Sandbox Session with 9fin.