Worked on the confluentinc/kafka-streams-examples repository, focusing on enhancing documentation to clarify Kafka Streams API usage in preparation for the 4.0 release. Efforts centered on improving developer onboarding by updating example references, such as providing clearer guidance for KStream.process() in MixAndMatchLambdaIntegrationTest.java and removing outdated ValueTransformer mentions in GlobalKTablesExample.java. No functional code changes were introduced; instead, the work emphasized accuracy and readability to reduce confusion for new users. Utilized Java and integration testing skills to ensure documentation aligned with current API standards, ultimately supporting maintainability and a smoother experience for developers working with Kafka Streams examples.