Juliano Costa
Juliano Costa is a Developer Advocate at Datadog with a focus on OpenTelemetry. He is a CNCF Ambassador passionate about fostering the Cloud Native community and spreading OTel's word everywhere he goes. Juliano is an active contributor to the OpenTelemetry project and a maintainer on the OpenTelemetry Demo, as well as on the Developer Experience SIG. When he's not talking about OTel, you'll find him chasing after his energetic 3-year-old.
Session
The OpenTelemetry Demo has evolved into a full CNCF observability playground. This talk shares lessons from scaling it across 20+ services, multiple signals, and tools like Envoy, Prometheus, OpenFeature, Valkey, Weaver, and shows how to use it to explore, validate, and understand real-world observability systems.