Duolingo explains how it integrated financial awareness into engineering workflows, enabling developers to assess the cost impact of their decisions in real-time. This cultural shift involved collaboration across teams and the use of specific metrics to prioritize cost efficiency alongside technical performance.

Uber improved its data observability by implementing a system that tracks I/O patterns across its cloud and on-prem infrastructure. This allows for real-time insights into application performance, network usage, and data access, aiding in migration to a hybrid cloud model. The solution aggregates metrics without requiring code changes, benefiting various workloads.