Here is the site the above medium post author created for their company, offering developer services and consulting:
https://www.phoenixredwolf.com/
On our Discord server, we watched this user build the site up from almost nothing, in a fairly short time. There's a lot of amazing stuff going on here, from custom interactive widgets everywhere to a responsive design. No matter how good Compose Multiplatform for Web gets, I'm pretty sure Kobweb, or at least Compose HTML, will always be a better fit for this sort of web experience.
Aside: This is a real business with their site running on Kobweb. I'm left in awe.