Fitness Tracking Watch
Developed and maintained Angular frontend and Python and SQL backend services. Optimized caching and SQL queries with stored procedures to improve API response times and bulk-load performance. Implemented English-Mandarin language switching and developed modules including Balances, Reimbursement, Cost Generation, and Transport Management. Introduced a machine-learning-driven order optimization tool for planning, quantity estimation, and packaging timelines. Technical stack included Angular 12, HTML, CSS, Tableau, Power BI, Python, R, and SQL.