Sunnyvale, California, United States
Goal oriented and experienced full-stack software engineer.
Youtube Ads Infrastructure - 2022/02/22 - present
Datacenter planning, 2018/01/29 - 2022/02/21 - Built systems to provide data for datacenter rack placement optimization. Tech lead, 2019Q2 - 2022/02/21. - Built interactive capacity chart UI features for the datacenter capacity planning. Individual contributor, 2018/01/29 - 2019Q1
Built Java backend systems that control Hadoop workflows at AppCore/Online Workflows team.
• Designed and implemented simulation programs using Python and Google Direction API. • Designed routing and dispatching algorithms using reinforcement learning (Q-Learning). • Built a traffic simulation model using Python according to shapefiles of a physical map.
Project Management, Market Data & Corporate Systems Department (01/2013 - 01/2015) : • Planned and devised a back-up stock order placement system built on a cloud platform for all securities companies participating in Taiwan stock market in order to enhance capability of business continuity of stock trading. • Coordinated team members across three companies, including the biggest cloud service (IaaS) provider-Chunghwa Telecom-of Taiwan, and four departments of TWSE to successfully complete the project. Software Development, System Development Department (07/2007 - 12/2012) : • Performed system analysis, designed, developed, and tested clearing and settlement systems, including omnibus trading accounts, block trades, odd-lot trades, and warrant listing fees, to meet fast-changing stock market business. • Reduced system operation time up to 80% by redesigning and migrating legacy transaction fee systems from COBOL platform to MySQL.