IT und Telekom Consulting

12/2014 – 9/2016

1. Issue tracking.
2. Root cause analyses of the network problems.
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Telekom startet Voice over LTE
https://www.telekom.com/medien/produkte-fuer-privatkunden/296616

SIP (Session Initiation Protocol), VoIP, EPC (Evolved Packet Core)

10/2013 – 9/2014

1. End-to-end mobile network data optimization focusing on 3G/4G data.
2. Analysis of the network traffic focusing on the service optimization.

SQL, Telekommunikation / Netzwerke (allg.), 2G / 3G / 4G, EPC (Evolved Packet Core)

12/2009 – 12/2015

1. Development and support of BI solutions based on SQL Server BI stack:
- SQL Server 2005-2012 (T-SQL)
- SQL Server Integration Services (ETL)
- SQL Server Analysis Services (OLAP, Data Mining)

2. Development of reports and dashboards in Tableau Software BI stack:
- Tableau Server
- Tableau Desktop

3. Administration and maintenance of the Tableau Server farm.
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www.pharmaexpert.pl
www.kamsoft.pl

Microsoft Business Intelligence (BI), Transact-SQL (T-SQL), Tableau, Online Analytical Processing (OLAP), Datawarehouse / DWH, Data Mining, ETL, C#