Freelance Multimedia Design- and Development since 2006

s. grinschglProduction of multimedia websites, apps, exhibits,
and other audiovisual & interactive contents.

My main task is to support agencies resolving order peaks and to complement their core competencies.
Furthermore, to care of end customers that emphasize on quality and individual service.

If you are looking for reliable freelance manpower I would be glad to hear from you.


Intensive study of interactive Web technologies since 2001.
Experience in project implementation for major customers.
Versed in agile development methods (Kanban, Scrum).
Extensive experience in the production and processing of e-learning content.
Participation in the Macromedia Alliance / Adobe Solution Partner Program.


  • Hybrid iOS & Android App-Development (Phonegap / Cordova)
  • HTML-5 (mobile) Websites
  • Vue.js / Reactive Web-Apps
  • Single-Page-Applications (SPA)
  • Progressive-Web-Apps (PWA)
  • JavaScript, TypeScript
  • WordPress CMS
  • Arduino IoT programming
  • Ad-Games/ Social Games