Developed a complex MySQL function that formats the phone numbers in the U.S., Canada, and the U.K., convert the phone number to a specific format that significantly improved the client satisfaction of our service.Work with data team, responsible for custom data services of the company. Analyze and ensure high quality and precise delivery of the Million-size level of datasets on daily basis.Responsible for administration/maintenance/performance of company’s MySQL database that serves… Show more Developed a complex MySQL function that formats the phone numbers in the U.S., Canada, and the U.K., convert the phone number to a specific format that significantly improved the client satisfaction of our service.Work with data team, responsible for custom data services of the company. Analyze and ensure high quality and precise delivery of the Million-size level of datasets on daily basis.Responsible for administration/maintenance/performance of company’s MySQL database that serves all live users on the company website. Responsible for the quality of over 10 Billion back-end records in MySQL database on regular basis.Responsible for developing complex SQL queries/stored procedure, indexing/normalization, table design, query plan analysis, schema updates, data migration and ETL processing scripts Show less