Ken Hibino developed practical autoscaling samples for Google Cloud Spanner, focusing on independent regional autoscaling for read-only replicas. Working across the renovate-bot/golang-samples and renovate-bot/java-spanner repositories, Ken implemented Go and Java code that demonstrates asymmetric autoscaling, including configuration of autoscaling limits, targets, and replica selections. Integration tests were added in both languages to validate the independent scaling behavior, ensuring reliability and correctness. Ken’s work leveraged skills in API integration, backend development, and cloud computing, providing clear, tested examples for developers seeking to implement advanced autoscaling strategies in distributed cloud environments using both Go and Java.