Denis Herrmann

Software development and IT administration

Profile

Both development and administration are my areas of expertise.

Development
Application, web and backend development, automation C# · VB.NET · ASP.NET · Python
APIs
API development and integration, connecting AI services REST · JSON
Data
Database development and administration, business intelligence SQL · SQL Server · MySQL/MariaDB · PostgreSQL · Qlik Sense · Qlik Cloud
Infrastructure
Server administration on Windows and Linux, data backup Windows Server · Linux · VPS · Dedicated Server
Administration
Microsoft 365, identity and access management Exchange · Entra ID · Active Directory
AI
AI-assisted development and administration, prompt engineering ChatGPT · Gemini · Google AI Studio · Claude