During November 2025, contributed to the open-telemetry/opentelemetry.io repository by implementing OpenTelemetry instrumentation for the confluent-kafka-javascript library. This work enabled end-to-end tracing of messaging client requests, improving observability and allowing users to monitor latency, throughput, and errors across messaging workloads. The technical approach involved extending backend JavaScript code and updating the registry’s refcache using JSON and YAML to include new instrumentation URLs, which enhanced dependency tracking and discoverability. By linking the instrumentation to registry updates, the contribution strengthened the reliability of the OpenTelemetry ecosystem and reduced mean time to resolution for messaging-related issues without introducing new bugs.