Jaquays broke into the gaming industry, initially freelancing and quickly gaining recognition for her distinct artistic style and innovative adventure design.

'Caverns of Thracia', originally published through Judges Guild, is considered one of Jaquays' most influential and memorable works. It showcased her signature dungeon design style, emphasizing complex, interconnected environments and challenging encounters.

Jaquays began freelancing for TSR, contributing artwork and adventure modules to Dungeons & Dragons and other TSR properties. Her work helped to shape the visual identity of the games during this period.

Jaquays joined TSR as a staff designer. During her time at TSR, she worked on numerous projects, including contributions to the 'AD&D' line and other game systems.