• Created Power BI dashboards to track the progress of internal system cloud migration and used Redmine to manage WBS.(more than 50+ systems) • Used Power BI dashboards to integrate internal Azure, GCP and AWS cost data for cost optimization purpose.(100+ views /month) • Led cloud architecture discussions with the cloud service provider and stakeholders. (more than 20+ systems)

• Implemented issue tracking tool and internal communication tool to improve work efficiency.(JIRA, Teams) • Troubleshooting server and network Infrastructure Issues (6 areas and 1 data center in Eastern Asia) • Doing processes improvement in IT team, such as development process and computer settings process. • Implemented lazy load to improve the purchase order search loading speed by 60% using PHP and JavaScript. • Made a decision to buy enough laptops for WFH before the COVID-19 pandemic in Taiwan. • Setup the process of backup recovery of quotation system and performed disaster recovery test. • Planned and assessed data center hardware upgrade project. (Total budget near NT$ 3 million) • Recruited a new member of IT team, supervised a team of 2 software engineers, 1 project manager and 1 mis engineer.

• Evaluated existing systems and procedures by reviewing technical documents and source code for developing system integration solutions. • New checkout design: created system flow charts diagrams and a demo for new version of checkout process. • Participated in project requirements gathering and workshops with client's Japan and USA team members. • Served as technical leader on teams with project managers and developers. • Created functional design documents and implemented Product Information Interface Batch by using VB.NET, XML, MS SQL, Redmine and JIRA. Main project: E-commerce online store renewal project (Client - A global entertainment company)

• Maintained user management system and created new features (course searching and my favorites) for online learning platform using PHP with FatFree framework, JavaScript, MySQL, Bitbucket and AWS. • Implemented restful API for mobile APP service and updated API documents. • Joined the rotation of scrum master, managing all sprint events and holding scrum meetings. • Integrated third-party APIs like Facebook Auth, Firebase Cloud Messaging and e-invoice in back-end system.

• Maintained supply chain management system. (At least 1000 vendors and more than 10,000,000 products) • Refactored server-side web application logic for production management system using PHP, JavaScript, MySQL, Oracle DB and Linux. • Created user logs searching service for call center and improved 75% URL Update Service effectiveness. • Maintained and created API service for suppliers and vendors. Main projects: Ø Online merchandise movement: Created a batch system for suppliers’ production data migration. Ø Production API: Created an API for suppliers to update the production data. Ø Shipping process redesign: Added new shipment rule and rebuilt the structure of shipping fee. Ø Batch modification of merchandise: Create a new function in our product management system that suppliers can update batch production data.

• Maintained portal website using ASP.NET C#, HTML, CSS and JavaScript. • Set up administration of web IIS servers and Oracle DB data. • Test case/scenarios writing and UAT for new website launch. Main projects : Sakaisio, Cyber 3C online shop

• Participated in the agile development (scrum) of web application. • Developed the user interface (PC browser and Mobile ver.) of the web application using HTML and Javascript toolkit (dojo). • Coding in server side for the web application using Apache Wink Server and RESTful interface along with the Eclipse IDE (Java).

• Created a web that combined production data from two departments by using C# language and provided managers real-time information for controlling the production line. • Added new functions to the M1 department website that displayed and revised the machine maintenance records.