- Contributed to kanjiheatmap, a high-traffic open-source React application serving a global user base of over 10k+ learners.
- Designed and built the 'Kanji Reading Usefulness' feature completely end-to-end, improving user vocabulary-retention tools.
- Utilized Python scripts to parse and convert raw, heavy CSV dataset fields into optimized compressed structural JSON payloads, slashing data footprint weight by 60%.
- Engineered a high-performance UI integrated with a custom state management pipeline using React Context and a custom execution useAsync hook to cleanly isolate side-effects.
React.jsReact Context APIPythonJSON OptimizationCustom HooksData Pipelines