Cloudinary provides a library for simplifying the integration even further, along with .Net sample code for uploading and transforming images.
You can find sample projects that demonstrate common Cloudinary's usage in .Net here:
Included two sample projects:
This sample project uploads local and remote images to Cloudinary and generates URLs for applying various image transformations on the uploaded files.
A simple web application that allows you to uploads photos, maintain a database with references to them, list them with their metadata, and display them using various cloud-based transformations.