Obsolesence by Martha Wells - Take Us To A Better Place

RWJF

On a space station near Jupiter, station manager Jixy discovers one of her friends, Greggy, an "augmented human," has been brutally murdered. A semi-mythical figure called Piecework has been blamed for similar attacks on other stations. Determined to protect the people on herstation, Jixy sets out to see if Piecework—or someone else—is responsible for the crime.