Worked on the aemsites/ingredion repository to enhance regional data accuracy and brand consistency for Kerr/NA locales. Delivered a new favicon UI feature that dynamically adjusts based on user region and locale, improving user experience and branding alignment. Addressed backend data issues by fixing Martech country extraction logic on the Kerrby page, ensuring correct defaults and accurate region mapping. Rolled back Singapore-specific product APIs to reduce risk and streamline the API surface. Utilized JavaScript for both backend and frontend development, focusing on robust data handling and UI consistency. The work emphasized stability, maintainability, and precise regional behavior across the application.