* Involved in system architecture transition from monolithic application to micro systems* Handle and tailored an open source ERP system to adapt the requirements of an e-commerce industry* Develop additional features and integrate ERP system with other system using SCRUM methodology* Exposed to Software Development Tools such as JIRA, Confluence, Bamboo, Jenkins, Eclipse, Intellij IDEA

* Managing Development of ERP Software for Insurance company * Coordinate with Business Analyst, Development Team, Quality Assurance and Users to build software that meets company needs so that company can operate more efficiently and achieve higher profit* Integrate the current core ERP Software with established third party software such as Merimen Claim System and Call Center System

• Ensuring the whole business applications running smoothly• Analyze, identify and solve any problems or disruptions during day-to-day operations• Design and Develop new modules to adapt business changes• Set some procedures to control and fasten the process for developing modules and fixing errors.• Continually monitor infrastructure capacity such as servers and network load to predict future needs.• Always stay informed of any new technology that may be used to increase efficiency and enhance company profitability

• Able to manage contract employees to benefit both parties (employee and Sigma)• Improved soft skills such as employee skills assessment, negotiation on salary and contract duration.

• Implemented ATM reconciliation engine as a common component that configurable to meet specific client requirements• Entrusted to tailor web-based application framework to suit GE (General Electric) Joint Finance Application• Enhanced Payment Gateway system, a system that bridge Niaga Bank’s AS/400 mainframe and KSEI• Played various roles throughout the project SDLC such as developing common components, developing modules, constructing design documents, testing, bug fixing, and deployment

• Developed empirical formula for predicting application server performance.• Developed a test benchmark application for 3 tier application (front end-application-back end). The tests were conducted using IBM Websphere v4, BEA Weblogic v7.0, and Oracle 8i as the back-end.