By all accounts, Figma has been an amazing tool for designers. We've used it extensively at 37signals, and I'm sure most every other software shop has too. Adobe didn't pay $20 billion for nothing. But we don't do the bulk of our design work with or in Figma when developing Basecamp or HEY for the web. That's all done directly in HTML ...

Not sure I entirely agree with the article but there is a good point in there about understanding the constraints that development is bound by. But it takes a lot for designers to become proficient enough to do what they need in code, just as the opposite is true with developers doing design.