Joel Uong contributed to the SalesforceCommerceCloud/commerce-sdk-isomorphic and pwa-kit repositories, focusing on API stability and dependency modernization. He refactored API definitions by migrating enums to type unions and relaxing query parameter typing, which reduced runtime errors and improved maintainability for future SDK changes. In pwa-kit, Joel upgraded the commerce-sdk-react dependency and updated documentation to ensure compatibility and streamline future enhancements. His work leveraged TypeScript, JavaScript, and code generation techniques to enhance code clarity and flexibility, addressing integration risks and supporting easier onboarding. Over two months, Joel delivered targeted improvements that strengthened the reliability and adaptability of core platform components.