It's not about what the company uses, but how informed the technical people responsible for hiring candidates are around the ecosystem they claim they work with.
Example:
Expected: "Oh, you're on Linux? I heard about Rider. We use Windows and Visual Studio here for parity. You're okay with that, right?" (me: Obviously, tools are tools)
Actual: "Does .NET run on Linux? What is Rider?"
I mean, .NET has been running on Linux since forever now (11 years according to https://news.ycombinator.com/item?id=9459513, let's say about 9 for stability because I feel generous). How do they not know about it?
There's still a lot of folks who consider themselves .Net experts who don't know how to program with async/await, so knowing about a niche IDE (which I also exclusively use) is asking a lot for those people.
Example:
Expected: "Oh, you're on Linux? I heard about Rider. We use Windows and Visual Studio here for parity. You're okay with that, right?" (me: Obviously, tools are tools)
Actual: "Does .NET run on Linux? What is Rider?"
I mean, .NET has been running on Linux since forever now (11 years according to https://news.ycombinator.com/item?id=9459513, let's say about 9 for stability because I feel generous). How do they not know about it?