08/2004 - 2/2021:

 Work as a PHP TYPO3 developer and LINUX administrator in many overlapping projects. I have been adding new features, fixing bugs, answering to customer questions and making it compliant under new versions of TYPO3 .
 The Shop System tt_products offers many features and extensions. PDF bill, taxes, price and voucher code calculations, display of products and media, payment via gateways, TYPO3 8.7 and File Abstraction Layer.
 The forum extension tt_boards is a simple threaded message board. The agency extension gives users the possibility to register a new account on a website.
 Programming of bug fixes and new features into the TYPO3 Core. The code is available as Open Source under my Github account.

12/2004 - 01/2005:

 WORD automatization under Java

08/2003 - 04/2004:

 development of a DNS server, Mail server and mail client under Windows 2000
 MS Visual C++ 5.0, MFC, Driver Development Kit, Typo3, JavaScript

11/2001 - 05/2002:

 Solutions For Media in Cologne, MS Visual C++ 6.0 development for the selling of advertisements in media products.

03/2001 - 09/2001:

 Windhoff Software Services GmbH in Munich. C++, Java and ORACLE development

10/2000 - 02/2001:

 BEKO Vienna, Javascript, HTML and ORACLE development

05/2000 - 09/2000:

 BEKO Vienna, Administration of SUN and ORACLE

04/1999 - 12/1999:

 BEKO Munich, enterprise resource planning, Informix, SCO Unix, Windows

10/1998 - 03/1999:

 BEKO Cologne, programming of Windows NT

11/1995 - 06/1998:

 Siemens Vienna, C programming, Informix, SUN Solaris

02/1995 - 09/1995:

 Management Consulting GmbH Vienna, C programming under Windows

12/1992 - 01/1995:

 Siemens Vienna, C programming, Informix, UNIX Apollo

10/1986 - 10/1992:

 Study of Computer Science and Electronics at Technische Universität in Graz
 Turbo Pascal and C programming, UNIX and MUPID