Nara Iamsakun contributed to the nwplus/portal repository by implementing a targeted feature toggle for the HC 2025 event, focusing on frontend development using JSX and JavaScript. She temporarily disabled the Rewards gamification feature by commenting out the relevant route in App.jsx and updating the Sidebar navigation, ensuring the event delivered a streamlined user experience while preserving the underlying gamification framework for future use. Her approach maintained codebase integrity and allowed for easy rollback if needed. Although the work was limited in scope, it demonstrated careful release governance and attention to event-specific requirements, with clear documentation supporting future maintenance and traceability.