In April 2026, Yuzhou Zhang developed AWS Outbound JWT Attestation for Workload Identity Federation within the snowflakedb/snowflake-connector-python repository. This feature enabled secure, token-based authentication for AWS services by integrating JWT-based attestation into the Python connector, addressing the need for robust authentication in cloud environments. Yuzhou collaborated closely with Tomasz Urbaszek to ensure code quality and effective review. The implementation leveraged Python, AWS, and JWT technologies, aligning with the broader roadmap for cloud federation support. This work enhanced the security posture of the connector and laid the foundation for future integrations, demonstrating depth in authentication and cloud integration engineering.