Worked on the grafana/grafana-operator repository to enhance alerting configurability by implementing Mute Time Intervals for Alert Rule Groups. Leveraged Go and Kubernetes operator patterns to enable configuration of mute time intervals within alert notification settings, allowing teams to silence alerts during maintenance windows and reduce unnecessary noise. Focused on a configuration-driven design that aligns with operator workflows, this feature aimed to reduce alert fatigue and improve on-call efficiency. Delivered end-to-end support for this capability, ensuring proper integration and usability. The work demonstrated backend development expertise and contributed to operational reliability by making alert management more flexible and maintainable.