The staff list in the info kiosk as of this moment.
It can change any time since many new people are getting hired.

Game Support:
Neo, Pharaoh, Axel74, Guri, Heartless, Zinnia, TeeDee*, Pavi, Scaal, Lertcon, Yurieru, Lykos, Poppy, Snow Noob, iToast, Robbee, Joyscar, Dragon, Shaydox, Xavier, Spencer, Antares, Stacey and Twixy.

Graphic Artists:
Coco, journeys, Queen of <3's, Leah, G. FoX, Weirdo, Mako, Photo, MDC, iBubble, Samie and Drea.

NPC Scripters:
fp4 and Jazz.

Level Designers:
Imprint and Crono.