Daria is a Principal Site Reliability Engineer in Observability Engineering in Azure. With a background in Applied Mathematics, Artificial Intelligence, and Music, Daria is passionate about machine learning, diversity in tech, and opera. In her current role, Daria is focused on changing organisational culture, processes, and platforms to improve service reliability and on-call experience. She has spoken at conferences on various aspects of reliability and human factors that play a key role in engineering practices, and has written for O'Reilly. Daria is originally from Moscow, Russia, having spent 20 years in Portugal, 10 years in Ireland, and now lives in the Pacific NorthWest.