• Managed large numbers of accounts to run services for customers in many popular online games.• Found errors and fixed them to run the services at maximum efficiency.• Optimized and maximized automation to fully exploit resources in games.

‣ Created two websites xehoivang.com and bantaimy.com.‣ Applied Data Analytics techniques in the field of car sales, measured the level of competitors' posts and checked the number of views every day, showed time when competitors posted and the number of customer’s reactions to the most viewed ads.‣ Advertised the most, the least, and the best solution to improve the company’s ads posting on advertising sites: bonbanh, chotot, etc.‣ Budgeted and calculated profit each month for each of advertising tools: ads, Facebook, YouTube, etc., and extracted insights to find the tool with the least budget and the most effective profit. ‣ Grew sales for the company.‣ Achieved the award of excellent staff every year.

‣ Counseled and directly supported Sunnyvale customers when they had questions about the product line.‣ Supported the QA team to troubleshoot product's faults.‣ Tested latest builds by using system Automation Build Checking Out and reported via emails to customers and the QA team on product’s quality. When a defective product was found, read and analysed errors based on the systems and product’s log files; then run the product step by step on local machines manually and fixed errors.‣ Cleaned up and managed servers in Sunnyvale Vietnam. Always kept server memory well managed for continous product runs. Checked and uninstalled all old products from the market.‣ Coded some functions for system products in C++: automatically collected logs and zipped log files into folders; read registries with Win32 Console; filtered system files server and log files; collected event logs for applications and systems; retrieved information of server memory, information network card, server disk capacity, retrieved log files from the server systems.‣ Coded functions in Ruby for automated filters out of old products.