The snake is the symbol of medicine dating back to ancient greece. You may have seen the Caduceus staff which is sometimes drawn as two snakes coiling around a winged staff, and occasionally one snake with a head on each end coiled in the same manner in other depictions. Its a worldwide well known symbol. There are similar symbols in chemistry, and the Ouroboros, the serpent devouring itself from the tail forward, is commonly referenced in various philosophical practices, including alchemy.
I don't claim to have insight into the developer's thoughts, but it seems likely to me that it is related here.