Lead Java Developer

11/2008 – 2/2013

- Extensions to Standard database and data migration
- Screens customization (templates and screen definitions)
- Business objects extension
- Development of interfaces to internal systems, customization of standard
interfaces (DATEV, DTA, etc)

Apache Tomcat, Hibernate (Java), J2EE (Java EE), Spring

9/2007 – 10/2008

Design an implementation of Controlling and commissioning system.
Verification of concept.
Database design, modelling, creation and maintenance including
historization and customer customisation and internationalization
Datev Export module design and implementation.

Oracle Database, Hibernate (Java), J2EE (Java EE), Spring

5/2006 – 8/2007

Implementing frontend, business logic and some backend corrections.
Project was:
Migration and integration from existing banking software and online transaction systems of a group of Sparkassen-banks into one internet portal and e-banking system. The portal allows each bank to fully personalize portal layout and content. Innovative combination of customizable content with online transaction system.

DB2, Hibernate (Java), J2EE (Java EE), JavaScript, jboss, Struts

7/2005 – 4/2006

Business processes implementation according to documentation, web dialogs design and implementation, batch processes implementation, bug fixing.
Project description: Development of web and batch applications as a management system for central (issued on mainframe in headquarters) and local (issued on PC within the local store) changes to prices and promotions.

Oracle Database, Apache Tomcat, Eclipse, J2EE (Java EE), JUnit, Struts

10/2004 – 6/2005

Changes and Extension-Plugins for GIS application for
electrical networks Facil++
Changes were done in Client-Server application including server side logic and Swing Gui.

Oracle Database, SQL, Apache Tomcat, J2SE (Java SE)

4/2003 – 9/2003

Develop JSP based Web-Client working with
existing J2EE Server.

DB2, J2EE (Java EE), EJB (Enterprise JavaBeans), HTML, JSP (Java Server Pages)