A lot of organizations bet the farm on React ~5 years ago because it was the cool new thing. It is very likely that many of the original developers have since moved on to the next cool new thing, and now companies need maintenance work done on their (now unwieldy) codebase.
Another reason: The trend today seems to be to offload most of the data processing to the client side, only using the server as a glorified database pipe. Naturally, this results in a higher demand for frontend development.
Another reason: The trend today seems to be to offload most of the data processing to the client side, only using the server as a glorified database pipe. Naturally, this results in a higher demand for frontend development.