Dipl.-Ing. Cesar Delgado

PROJECT Dialoga Group is a cloud provider for voice over IP services with presence in 26 countries. NODE.JS PROGRAMMER Node.js coding, WebRTC videoconferencing tool to understand service provisioning in the cloud, so, searching the interactions between softswitches and services header, and messaging between services through RabbitMQ. SKILLS ADQUIRED Understand cloud architecture and voice over IP through different open source softswitches, mainly Asterisk.

Altamira is the Telefonica's online charging system that 14 South American countries are using in their mobile networks. In 2010, O2 UK started using it, and were working with O2 Germany. DUTIES Prepare integration testing plan. Study network behaviour: through many different sources, such as wireshark/tcpdump captures, logs and CDRs of each regression. Tests execution: on testing lab (using protocol simulators) as well as pre-production (using mobile phones).

Mantainance of SDH network management infrastructure: EMS, NMS, IP/SNMP distribution network, study SDH synchronism, DCC subnetworks were design by manufacture (ECI).Dominion Tecnologías represents two network equipment manufacturers. They sell networking solutions, provide the equipments and give Tier 1 and 2 support

Network Infrastructures... still some subjects missing Master Thesis presented in Stuttgart University, WiMAX planning

Radar and wireless communications