A global freelance marketplace with millions of users. ● Built and managed a distributed team of 14 engineers across multiple countries. ● Led product development of internal tools for technical and customer support teams. ● Established support processes between customer support, development, QA, and product teams. ● Established support workflows for public API and payment systems. ● Managed incident response and data recovery procedures.

A global freelance marketplace with millions of users. ● Established and structured the company's first technical support operations. ● Worked closely with operations, marketing and legal teams to resolve user issues. ● Developed back-office systems using PHP and Perl. ● Managed database infrastructure and led migration from QuickBase to PostgreSQL.

One of the largest cellular service providers. ● Integrated 3rd party vendors into IT infrastructure. ● Participated in development of domestic VAS products. ● Set up and maintain an internal WIKI server for customer support. ● Used Linux, Perl, open source products.