Worked on the awslabs/amazon-kinesis-client-nodejs repository to address a stability issue related to dependency management. Focused on maintaining compatibility by reverting the Netty library from version 4.2.1.Final to 4.1.115.Final, ensuring that downstream consumers would not encounter breaking changes or runtime issues. The solution involved no direct code modifications, instead leveraging expertise in JavaScript and Node.js package management to isolate the fix to dependency configuration. Documented the rationale and impact of the rollback for both engineering teams and release notes, demonstrating a careful approach to risk mitigation and production stability within the client library’s ecosystem.