Data Integration

10/2013 – 8/2014

 project and implementation of ETL processes using Informatica
PowerCenter tool
 vast experience in implementation of high performance multi-terabyte
data warehouses using Informatica tools
 architecture and optimization of large integraton systems (Informatica
PowerCenter). Certified developer
 design and implementation of Business Reports
 tuning SQL queries on SQL Server
 performance tuning of ETL processes
 highly involved in ETL generator

3/2011 – 10/2013

project and implementation of ETL processes using Informatica
PowerCenter tool
 development of a Data Warehouse based on the Data Vault Modelling
concept
 project and implementation of a Data Model of the bank property area
according to the Data Vault Modelling technique
 implementation of an automatic mapping/workflow generator loading
the Data Staging Area using Informatica PowerCenter tool
 project and implementation of ETL processes loading data into the
Algorithmics system responsible for the bank risk management
 project and implementation of a parallel development concept

5/2008 – 6/2009

 analysis, project and implementation in SAS of new functionalities
responsible for registering the incomes from discounted phone
contracts in a large Mobile Network Operator (PTK Centertel)
 preparing feasibility studies for new MNO's systems
 preparing technical documentation
 analysis and project of an internal system responsible for employees
utilization