07/2018 - Present

Senior Software Engineer  CPC Corporation, Taiwan

Taxation System

- Identify long-standing unresolved tax issues.

- Streamline the tax filing process to increase output speed by more than 10 times (from over 2 minutes to under 10 seconds).

Gas Station Inventory Management System

- Improve transactions to eliminate "lost update" and "lock" issues.

Diversification System

- Establish a product fuzzy query feature.

- Conduct statistical analysis on datasets and determine query parameters based on data distribution characteristics.

BigData Data Exchange

- Manage periodic ETL scheduling and large-scale data migration (15 million records).

Information Technology Instructor

- Served as an internal instructor in 2022, explaining how to use reflection and Intermediate Language (IL) to generate extension methods for List<object> without prior knowledge of Datatable column details. link: lecture video at 16 min 45 sec

Fuel Pricing System

- Enhance stability and flexibility, no longer requiring standby duty during weekends.

- Utilize T-SQL's pivot syntax to transform normalized data tables into user-specified formats.

Open Data

- Utilize .NET Core Minimal API projects in conjunction with Swagger for government open data information.

Cooperative Lease Shops

- Modify error data exchange formats, reducing the need for double conversion and increasing exchange speed by 1x.

- Assist outsourcing companies in the integration of payment machine mechanics for cooperative lease shops.

Others

09/2015 - 10/2016

Soft Engineer  Neux

I used Java and JavaScript to develop a feature that integrates the Google Map library and AI's shortest path algorithm to provide time-saving travel recommendations.

Deployment of Content Management Systems (CMS) for projects such as Taishin Bank, Taiwan Cooperative Bank, Shin Kong Bank, Chang Hwa Bank, etc. Setting up web/application servers, installing HTTPS certificates, automating web/application deployment, configuring high-availability architectures (HA, sticky session), web compression, route rewriting (Rewrite and Redirect), vulnerability scanning, load testing, vulnerability patching, and education/training.

Establishment of the company's internal IT environment, including version control, virtual machine deployment, server maintenance, and DEV environment setup.

11/2014 - 01/2015

Intern, Zahn Center  San Diego State University

Search for and contact potential suppliers
Assist business modelling

09/2013 - 06/2014

Mentee, mentor program of EMBA  National Central University

Attend lectures from mentors. Lecture topics including conducts of business, attitude, future trend, career planning, etc, but more focus on leadership.
Build relationship with mentors

09/2013 - 12/2013

Teacher Assistant, Systems Analysis and Design (Universal Modelling Language)  National Central University

Answer course-related questions for students
Evaluate, recap final project and report to the instructor
Build midterm and final exam test bank for instructor to choose
Correcting the answer sheets
Manage score data

09/2012 - 06/2013

Mentee, mentor program of department of information management  National Central University

Attend lectures from mentors. Lecture topics including conducts of business, attitude, future trend, career planning, etc.
Build relationship with mentors

09/2009 - 08/2011

Training Evaluator, Caption  Department of Defense

Evaluate the tactical performances of annual anti-air artillery troop training, including MADS (patriot), HAWK, Sky-Bow units
Member of firing practice advising council

07/2004 - 08/2009

Vice battery commander, Caption  Department of Defence

Make annual training plan for battery
Mentor junior cadres, giving leading advices
Coordinate conflicts between or within platoons
Audit the results, taking necessary steps to correct