Josh Westbrook developed a programmatic OpenTelemetry wrapping solution for AWS Lambda in Ruby within the Shopify/opentelemetry-ruby-contrib repository. He introduced a Wrap module and enhanced the Handler class, enabling developers to instrument Lambda functions directly in Ruby code rather than relying on Lambda Layers. This approach streamlined observability integration and improved maintainability for Ruby-based serverless applications. Josh also authored comprehensive documentation and tests to support reliable adoption and reduce integration challenges. His work demonstrated depth in AWS Lambda, Ruby, and instrumentation practices, delivering a robust feature that addressed the need for flexible, code-based tracing in cloud-native environments without fixing bugs.