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Досвід роботи

Observability engineer

з 07.2020 по нині (6 років 2 місяці)

Harmonic is a global provider of cloud-native broadband and video delivery platforms serving telecom operators, ISPs, cable providers, and media companies worldwide.

Key Responsibilities

Performed technical analysis and troubleshooting of large-scale broadband infrastructures based on DOCSIS and PON technologies, ensuring service reliability and operational stability.
Investigated complex system behavior across distributed Linux and Kubernetes environments, identifying performance bottlenecks, anomalies, and root causes of service-impacting issues.
Conducted protocol-level, telemetry, and operational data analysis across large populations of network-connected devices.
Collaborated with software engineering and R&D teams to identify software defects, validate corrective actions, and improve platform reliability.
Designed and enhanced observability solutions using Grafana, Prometheus, and PromQL to support performance analysis and data-driven decision making.
Developed monitoring and alerting mechanisms to improve fault detection, incident response, and operational visibility.
Delivered technical guidance, customer training, and operational recommendations to engineering and management teams.
Worked extensively with Linux-based systems, distributed services, network communication technologies, logs, and metrics.
Contributed to reliability improvement initiatives for mission-critical telecommunications platforms operating at large scale.

Key Achievement

Led large-scale analysis of network performance, device behavior, and service-impacting anomalies across broadband infrastructure, enabling targeted operational improvements that resulted in a 40% reduction in subscriber complaints for a major telecommunications providers.

Знання мов

Англійська — вище середнього