Sullivan worked as a lead character designer at Ooga Labs and a 2D artist at
Kabam before joining
Pixar Animation Studios in 2011. She was nominated for a
2015 Annie Award for outstanding achievement in storyboarding in an animated feature production for her work on
The Good Dinosaur. In February 2019, she wrote and directed her first animated film, a nine-minute
traditionally animated short called
Kitbull, which is part of the
SparkShorts series. In April 2019, Sullivan published an autobiographical
picture book,
Mommy Sayang, describing the life of a girl and her mother in a
Malaysian village. This story, along with others that she has written, was inspired by her mother's roots in Malaysia. In January 2021, it was announced that Sullivan began developing a feature film for Pixar. == Filmography ==