During November 2024, Grez focused on backend development for the Lightning-AI/litData repository, addressing a nuanced issue with AWS S3 credential handling in the Studio environment. Using Python and leveraging expertise in cloud storage, Grez implemented a targeted bug fix that ensured the S3Client respected user-provided storage options rather than defaulting to shared credentials. This change improved the configurability and reliability of S3 integrations, allowing end users greater control over their storage configurations. The work reduced potential support overhead related to credential misconfigurations and demonstrated careful attention to minimizing code surface area while maintaining clear traceability in the repository.