Experience

Kinnek

• United States
• Technology, Information and Internet
• 1 - 100 Employee

• Software Engineer

  • Jul 2018 - Present



Optimatic Media, Inc.

• Greater New York City Area

• Senior Full-Stack Web Developer

  • Sep 2014 - Apr 2018

  • Led development team for major ad serving company with expertise in design and implementation of video advertisement platform. • Coordinated with multiple teams and introduced a statistical methodology for traffic split testing. Built system wide data visualization tool to compare different solutions and architectures side by side, resulting in 30% revenue gains. • Designed and implemented full stack, self service platform for publishers and in house marketplace, which transacted 90% of company revenue. • Created demand stack algorithm to optimize source selection and further improve resultant revenue. • Built and integrated multiple low-latency, scalable and RESTful web services. Utilized in-memory based caching to further improve performance. • Overall system is able to serve over 10 billion requests and 50 billion transactions per day. • Utilized scalable AWS cloud architecture to launch and manage 1500+ instances with adaptive auto scaling. • Redesigned and developed improved web-based tools and reporting services for internal and external users using Vue.js / SPA framework. Integrated with legacy architecture. • Hands on experience with big data and visualization solutions such as Presto, Redash, and Looker. • Solved complex systemic issues by utilizing strong, numeric-based, analytical tools. • Resolved database performance issues by using indexes, partition-table, and re-design overall SQL table structure. • Knowledge of Test Driven Development, Unit Tests, and continuous integration. • Integrated Open-RTB, 3rd party analytic and fraud prevention/detection tools. • Familiarity with agile development workflows. Show less



Computer Square, Inc.

• United States
• 1 - 100 Employee

• Software Engineer

  • Nov 2012 - Sep 2014

  • Led data conversion projects by utilizing SQL skills to analyze and import various data sources into CSI’s police or prosecutor case management systems. • Troubleshot, applied enhancement and deployed updates to existing web-based systems using C #/ASP.Net, VS 2010 and SQL Server. • Redesigned and standardized three modules (Megan’s Law, Fugitive, and Evidence) to achieve ease of maintenance as well as better customer satisfaction. • Extensive experience in table structure design, creating stored procedure/view/functions. • Managed several major ASP to ASP.NET system upgrades and post-deployment support. Show less



Nanya Technology

• Taiwan
• Semiconductors
• 300 - 400 Employee

• Project Manager

  • Feb 2007 - Feb 2012

  • Joint-developed with tester vendor then released a new tester which took over 50% up production capacity. • Developed raw data and binning utility, yield analysis and scripting tools in Python. • Carried out DDRII/DDRIII/Low Power DDR test platform development using C, Python, and MySQL. • Adapted E-fuse Repair Algorithm to various products and tuned up the repair success rate up to 99.5%. • Conducted DDRII/DDRIII test projects, from initial setup, such as test patterns (library) coding and verification, correlation, test flow optimization, test time reduction and so on to mass production. • Created a multi-platform integrated GUI utility in Java for test/product engineers to facilitate test library control, and provided a flexible solution for engineers to generate arbitrary test flow. Show less