You are 1000% right about UI/UX. It was good for networking software years ago but the ecosystem has generally improved since then.
If anyone who is reading wants to help:
https://jobs.lever.co/zerotier/90436aee-8e55-406d-9053-a0c26...
Location is set to Cincinnati because we want to nucleate more engineers in this region but the position is open to anyone in the USA. We'll hire anywhere if someone is really good. We're remote-first.
Edit:
> 7. Your language for network rules is too complicated.
It's too low-level. We are researching a higher-level way to edit rules in terms of intent rather than the current pf-esque rules language that requires you to deeply understand TCP/IP and such.
That being said it is very powerful and you can do extremely neat stuff with it. It's in some ways more powerful than what you get with enterprise data center SDN products.