• iOS programming – Develop App with Swift and Objective-C language, mainly provide performance analysis  and data analysis to Sales Department – Maintain automation UITest by fixing bugs and adding features as needed – Build Jenkins CI/CD Pipeline by using Fastlane to manage release process • Android programming – Develop, maintain, and enhance performance of applications • Web programming – Develop backend financial system for internal-use with Java language, and adopt frontend combination of techniques comprising HTML, JSP and JavaScript

• Connect with medical devices and parse with protocol(NIBP/Ventilator) – Vital Information Portal first generation base on Linux platform – Vital Information Portal second generation base on Android platform • Integration of health care into hospital systems

• Develop, maintain, and troubleshoot ERP systems including Sale, CRM, and Production control • Perform design, implementation, and upgrade of customize systems to meet the business and user needs