Developed dynamic attributes support for otelgrpc instrumentation in the open-telemetry/opentelemetry-go-contrib repository, focusing on enhancing observability for gRPC workloads. Introduced the MetricAttributesFn option, enabling metrics to be enriched with real-time, request-context attributes and reducing the need for static configuration or manual instrumentation. The implementation leveraged Go programming and OpenTelemetry concepts, with careful validation across the existing instrumentation stack to ensure safe integration and production readiness. This feature allows for more accurate, context-aware metrics collection, supporting improved alerting and decision-making. The work was feature-driven, with collaboration on design and testing, and did not involve major bug fixes during the period.