Natalia Polyzou

Experience

• 

  Velti

  Mar 2004 - May 2006

  Software Engineer

  • Mobile Applications Design & Implementation • Customers’ Information Systems DBs Implementation & Management

• 

  KPMG Greece

  May 2006 - Dec 2006

  IT Consultant

  • Design & Implementation of Metrics Monitoring Application for the National Observatory of Athens and the Ministry of Development

• 

  OTE Group of Companies (HTO)

  Dec 2006 - Oct 2020

  • Big Data Project: Management of large amount of data & data mining algorithms for optimization of extracted reports• Design & Implement algorithms Data Quality Mining (DQM) for identification of data inconsistencies/misalignments between Siebel, Geneva & GBA Information Systems (Retail & Wholesale products) & for data fix recommendations upon them• IT Applications Operations & Services Support BSS: SIEBEL, Geneva, GBA, Cosmote TV Platform, OSS: Objectel, Προμηθέας, Oracle UIM Integration Systems: ESB/OSB, Oracle OSM• Production Incidents/Tickets Handling (Technical Services & Direct/Indirect Sales Channels)• PBIs/KPIs analysis• Project Manager “OTE IT Monitoring’’ Portals area• Operations Standby at CRM Information Systems (Residential/Corporate customers) Show less

  • CRM Campaign Manager

    Mar 2019 - Oct 2020

  • IT Consultant

    Nov 2008 - Mar 2019

  • Information Technology Consultant

    Dec 2006 - Nov 2008
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  Optasia

  Oct 2020 - now

  • Senior Campaign Manager

    Mar 2023 - now

  • Campaign Manager

    Oct 2020 - Jun 2023