Paizo states it has voluntarily recognized the United Paizo Workers Union. A WIRED article reveals that many full-time Paizo workers also freelance for the company due to working for low wages.

https://gamingtrend.com/news/paizo-releases-a-statement-recognizing-the-united-paizo-workers/

https://www.wired.com/story/tabletop-rpg-workers-say-their-jobs-are-no-fantasy/