Freelance software developer              
Freelance software development           
C++, Java (J2EE,J2SE,JSP,Servlets), Perl and PHP
Linux, MacOS, MacOSX, Windows, iOS, Android       

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Projects Administration

Most of the following projects where implemented on a contract basis.


ASP Java (J2EE/J2ME/J2SE) Perl PHP Administration



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CurriculumVitae / Skills
Stefan Sonntag
Computer Scientist
(Freelance software developer)
Weserstr. 35
10247 Berlin
Germany
E-Mail stefan@stefan-sonntag.com
Description Language
Conception and administration of the server farm used for the MMORPG "Zaar".  
Installation, configuration and maintenance of FreeBSD-, Linux- (Debian, Mandrake, Redhat und SuSE), MacOS X-, OpenBSD- and Windows2000 servers and server software ( primarily Apache, Bind, Postfix, Sendmail, IIS, MySQL, JServ, Tomcat, JRun, PHP... ).  
Installation of a newsletter system for BIFAB and their publishers Duden, Brockhaus and Meyer with the OpenSource software Sympa.

Enhancing Sympa to gather statistical information about subscriptions and unsubscriptions.

Implementation of a web interface to administrate the subscribers and to view the statistics.
Perl/PHP
Installation of ht://dig for Duden.  
Installation of a newsletter system for the Akademische Arbeitsgemeinschaft Mannheim with Sympa.  


   
StefanSonntag C++, Java, Perl, PHP-native speaker