Cristian Pastramagiu

- Testing activities for a Tier 1 Swiss telecom operator, for a major prepaid platform migration. (accuracy of core billing system migration, functional testing and integration with other components) - Designing and coordinating the testing process for a project designed for refactoring of a expenses reporting mobile application. The scope of testing covered Android/iOS mobile applications as well as backend.

VAs engineer - responsible with incidents solving and management for a German Telecom

•SPOC for technical issues and critical system outages for CIS Tier 1 (Vimpelcom/MTS) and Tier 2 (Vimpelcom Kazakhstan / Ukraine) platforms of Sicap AG •Deployment of core applications and upgrades, platform extensions- HW and SW, analyze and support for capacity upgrade •Support for: SS7 to IP Gateways, Device Management Center, OTA, USSD - on SUN Hardware with Solaris and Oracle DBs. •Performed FAT & UAT for upgrades and new deployments •Integrating applications coming from different vendors

• Installation and lab testing of a 3GPP AAA Platform in both stand-alone and distributed environments for development/support team of major telecom vendor. • Troubleshooting of performance issues for specific applications (exporter & aggregator) used in a European Tier 1 Operator. • GreeenPlum DB upgrade in the test bed for a major telecom vendor. • Integration for a billing system during an upgrade process for a major Russian telecom

•SPOC for technical issues and critical system outages for CIS Tier 1 (Vimpelcom/MTS) and Tier 2 (Vimpelcom Kazakhstan / Ukraine) platforms of Sicap AG •Deployment of core applications and upgrades, platform extensions- HW and SW, analyze and support for capacity upgrade •Support for: SS7 to IP Gateways, Device Management Center, OTA, USSD - on SUN Hardware with Solaris and Oracle DBs. •Performed FAT & UAT for upgrades and new deployments •Integrating applications coming from different vendors