Areas of Expertise
Web Development and CMS Systems
- Ruby on Rails development
- Extensive experience in CMS development with Drupal
- Requirements analysis, concept development, consulting, and implementation
- Guidance in selecting appropriate CMS systems
Web Portals and Complex Websites
- 20 years of experience in conceptualizing and developing internet and intranet software
- Development of web portals
- Custom-developed client/agency backends
- API integration and development, external database connections
- See also: Projects section
Interactive Voice Response (IVR)
- Over 25 years of experience in developing interactive voice telephony systems
- FreeSWITCH - consulting, development, and hosting
- Asterisk IVR systems
- SIP switches
Amazon Web Services (AWS) - Cloud Infrastructure
- Architecture of AWS cloud applications
- Migration of existing IT infrastructure
- AWS Certified Cloud Practitioner
Professional Affiliations
- Member of the examination board for IT professions at the IHK Mittlerer Niederrhein (Neuss)
- Member of Drupal e.V.
Selected Projects and References
- 1159 Finance - Portal applications for consumers and cooperation partners
- gardasee.de - Tourism portal for Lake Garda
- Implementation and operation of various web campaigns for a Swiss retailer with POS integration, backend database for campaign management
- Drupal development: AWO - Portal "AWO. 100 Years. 100 Stories." and application platform for volunteer services
- Viactiv Health Insurance - Conception and development of the intranet system
- Development and operation of IVR (telephony) platforms for various companies
- Cloud migration of several IVR platforms to Amazon Web Services (AWS)
- Architecture of AWS cloud infrastructure and migration of data center infrastructure
- Development of numerous corporate websites and applications with Drupal, including for RWTH Aachen Academy (online learning system), aeon communication (marketing campaigns), Welcome Media (consulting platform and customer databases)