Explore a technical deep dive into implementing FinOps and observability in large-scale cloud environments through this 36-minute conference talk from DevConf.CZ 2023. Delve into the challenges enterprises face when transitioning from on-premises infrastructure to cloud platforms, focusing on cost management and control. Building upon a previous theoretical discussion, this presentation offers a practical use case and success story of implementing cloud fitness through observability in a large enterprise with substantial monthly cloud expenditures. Gain insights into the architecture details of the solution, including implementation specifics and a Terraform-based infrastructure-as-code approach. Learn how to effectively manage and optimize cloud costs while maintaining agility in your organization's cloud infrastructure.