In this presentation during the AWS Summit Los Angeles 2025 Keynote, Craig Cuyar, Global CIO of Omnicom, shares how the global marketing communications leader leveraged AWS to transform their technology infrastructure and enable innovation at scale. He walks the audience through Omnicom's cloud-first transformation journey, including the migration of 9 data centers representing 75 petabytes of data to AWS, while serving 5,000 clients across 70+ countries. Cuyar demonstrates how AWS building blocks enabled Omnicom to build Omni, their proprietary data-driven marketing platform that processes 400 billion daily events and integrates over 100 data sources for hyper-personalized advertising campaigns. He also shares insights on how Amazon Bedrock, SageMaker, and other AI services are powering Omnicom's innovation strategy, and offers practical advice on culture transformation and upskilling teams for AI-augmented development -- emphasizing the philosophy of "go slow to go fast" for sustaina...