Onsite at AUO 友達光電股份有限公司 ►High-Performance Fuzzy Search Feature: Designed a reusable component enabling fuzzy search across 60K+ employee records using Inverted Index, Map-based exact match, and Trie Tree. Achieved <10ms response time and <5% memory overhead. ►Component Performance Tuning: Optimized “Briefcase” favorite feature by introducing initFlag, Vuex version control, and decoupling dependencies. Reduced first-load time to <300ms. ►System-Wide Upgrade Lead: Spearheaded a 4-month modernization project to consolidate 3 legacy subsystems into a unified ASP.NET MVC platform. Troubleshot migration issues in 20+ stored procedures by analyzing missing tables, data inconsistencies, and permission gaps; collaborated with module owners to implement fixes across environments.

►Modular Dashboard Rendering System: Built a component-based TypeScript dashboard framework utlizing reusable search, chart, and data modules. Reduced dev time by 60%, tripled project throughput. ►Query Optimization, Data Partitioning: Applied ETL strategies and data summarization, cutting monthly report query times from 10s to under 3s. ►Team Process Improvement, Issue Triage System: As lead of a 3-person dev team, designed a priority-based issue tracking system balancing project complexity. Proposed quarterly release cycles to stabilize delivery, reduce context switching, aligning KPI-driven development planning.

►Independently built a lightweight Chinese full-text search engine for single-core/1GB devices using Inverted Index, custom ranking logic, NLP-based segmentation. Delivered 10× query speed compared to SQL Server in constrained environments. ►Mentored a junior developer in code quality, feature ownership, and architectural decisions, resulting in 2 successful feature rollouts with minimal rework.