In this episode of Day to Day, Greg reconnects with Darius Sabas to unpack his journey from DataRobot to leading analytics teams across European marketplaces. Darius shares lessons from scaling data organizations, building modern data stacks with tools like Snowflake and Mixpanel, and navigating the transition from basic reporting to predictive modeling and AI-driven products.

The conversation dives into the realities behind marketing mix models, the challenges of balancing data rigor with business politics, and why marketplaces are a goldmine for data science use cases. They also explore the growing role of LLMs in both work and personal life, from agentic workflows to the future of personalized AI, data privacy, and trust in an AI-generated world.