.Net / SQL Server Developer, BI Consultant, iOS / Swift programmer

6/2008 – 12/2010

Design, Implementation and Fine-Tuning of the Basel II Credit Risk Assessment system of Piraeus Bank. Primary responsibilities: User Requirements Analysis, Data Modeling, Source Data Profiling, ETL Programming. Tools used: MS SQL Server 2005, SSIS, T-SQL.

10/2007 – 12/2010

Development of the system supporting the work of the Historic Archive «APAN». Main responsibilities: User requirements Analysis, Design of the (quite complex) data model, implementation of the windows interface in .Net. Tools used: SQL Server 2005, VB.Net.

3/2007 – 7/2007

Design and Implementation of the Behavioral Scoring system of Piraeus Bank. The system has a relatively simple data model, with large volumes of data being processed in a short time range. Primary responsibilities: identification of patterns in the high-level algorithm descriptions, and translation to set-based or cursor-based code. Optimization with respect to execution time. Tools used: SQL Server 2005, T-SQL. The first phase (May 2005 - July 2005) consisted of analyizing the source AS400 systems, collecting historical source data and transforming them to a complex, predefined layout.

8/2006 – 12/2008

Development of a Code - Generation system, with input a relational database schema and output the respective Asp.Net code. Tools used: VB.Net.

4/2005 – 3/2006

Design, Technical Management, and Development in part of a complex Windows client-server application, supporting the work of a media and advertising company. Tools used: SQL Server 2000, VB.Net.

10/1999 – 12/2008

Analysis, Design and Implementation of the Applications Processing Data Mart for Piraeus Bank. Primary responsibilities: User requirement Analysis, Data Modeling, Source Data Profiling, ETL Programming. This has been a constantly evolving project, spanning more than 9 years, and resulting in a fairly large and feature-rich data model. Tools used: SQL Server 2000, MS Analysis Server, T-SQL, MDX.