• C ⁄ C++ ("Muttersprache"):
  MS-Visual Studio, MFC; Embarcadero / Delphi; gcc; C#;
• Oracle PL ⁄ SQL, APEX, SQLcL
• Javascript, jQuery, AJAX, XML, HTML, CSS;
• RESTful & Micro-Services
• CEETIS & NanoTec-Controller f. Schrittmotor (Stepper)
• Linux (diverse), Shell-scripts; Postfix;
• ferner Delphi-related IntraWeb, CGDevTools;
  Java, JBuilder; Visual Basic; Access; Object Pascal; PHP;
• weitere Datenbanken: MSDE, IBM DB2, mySQL, Sybase, SQLite;
• Client- ⁄ Server-Inter-Process-Communication via XML, CSV, API-Calls, REST, etc.;
• generell "sprachbegabt" (extern attestiert)
  
  deutsch, english & français