- Designed and implemented the unified payment interface for in-house products and third-party payment modules, facilitating streamlined payment integrations.- Developed business daily reporting APIs tailored to payment types and platforms, equipping over 10,000+ merchants to optimize operations.- Integrated multiple external APIs, including Pluspay and Line Pay for payment processing.- Integrated the Global Payments API and implemented PGP encryption for submitting credit card payment terminal applications. Leveraged Google Sheets AppScript integration to automate the submission process, enhancing operational efficiency and streamlining reporting workflows.

- Developed and launched an interactive stock trading platform within 5 weeks, featuring fast trades and real-time market data.- Built the STYLiSH E-commerce website from scratch within 4 weeks, implementing multiple APIs, conducting load tests, and accomplishing rate limiting.- Collaborated with frontend and backend team members to ideate, and implement various features on STYLiSH+ project, resulting in best popularity award recognition.- Facilitated two in-depth discussions on Linux Systemd and prototype chain & class, equipping participants with practical knowledge and ensuring a comprehensive understanding of the topics. - Implemented automated testing with Jest for the STYLiSH project and integrated GitHub Actions for streamlined test automation.

• Conducted 80+ credit risk reports of jumbo clients covering green energy, construction, hotel, pharmaceutical, manufacturing and technology companies, involving in market research, financial analysis, and on-site audit.• Conducted 30+ appraisal reports for real estates, utilizing income/cost/market approaches.• Intensive internal trainings: Financing of Solar Power project, Construction Companeis, Tech Sector Analysis.• Participated in syndicated loan as a lead bank for a construction company, totaling NTD$2.1 billion. • Handle daily transactions and establish profound relationship with jumbo clients.