Michael P.O
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Certification

Exam feedback and preparation notes for cloud, Kubernetes, and observability certifications.

Certification Ai-agents Claude-code Developer-tools

Waterfall: the mock-exam simulator I built while studying for OTCA

In my last post about passing the OpenTelemetry Certified Associate exam, I mentioned a side project I’d built to train instead of buying someone else’s practice tests, and promised a dedicated write-up on

Michael Michael
Opentelemetry Observability Devops Certification

I passed the OpenTelemetry Certified Associate (OTCA) exam

It’s done: I passed the OpenTelemetry Certified Associate (OTCA), the certification delivered by the Linux Foundation and the CNCF around the OpenTelemetry project. As usual with certifications, the badge itself is just a

Michael Michael
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