Resolved level 1 and 2 tickets raised by customers in ticketing system.Monitored and troubleshot clients' devices to ensure security and availability using RMM system.Created and updated SOP in knowledge base.Provided remote and on-site support to customers.

Automotive Servicing, Cambodia -Managed the business of a workshop, including sales, marketing, operation, inventory management and supervision of a group of about 10 staff members -Directed and motivated sales staff to meet annual targets -Managed marketing campaigns to build brand recognition and customer loyalty, through offline and online marketing -Ensured smooth daily operations of the workshop -Managed and controlled inventory to ensure fast turnover. -Established a new branch and more than doubled annual revenue to $US268K in five years.

-Developed and maintained a JEE web service-based enterprise-wide order processing application to enhance productivity through automation of orders in a team -Liaised with internal users on production issues. -Performed impact analysis and implement more than 20 change requests to enhance the system. -Provided production support to ensure smooth operation of system. -Troubleshoot system during downtime to restore performance quickly. -Generated detailed reports using SQL and Excel to provide statistics about systems for management decision. -Created assertion scripts in PL/SQL for the whole database to run regularly to ensure data correctness. -Project made use of Oracle DB, Spring framework, Oracle Weblogic, Oracle Business Process Manager, Oracle Enterprise Service Bus, and Oracle Business Rule Engine.