Developed end-to-end instrumentation for the MongoDB Go Driver v2 within the open-telemetry/opentelemetry-go-contrib repository, enabling comprehensive tracing for Go applications using MongoDB. The work involved designing configuration options, implementing core instrumentation logic, and providing detailed documentation and practical usage examples to support adoption. Updates were made to project files such as CHANGELOG.md and CODEOWNERS to ensure maintainability and clarity for future contributors. Leveraging Go, OpenTelemetry, and MongoDB expertise, this contribution enhanced observability and diagnostics for Go services, allowing teams to accelerate issue identification and performance tuning without introducing new bugs or regressions during the development period.