[1] Her writing encompasses novels, short stories, poetry and children's books, and she has contributed to many publications in the Caribbean region as well as internationally, among them the anthologies Pepperpot (2014) and New Daughters of Africa (2019).
[2][7] She was mentored by Professor Mervyn Morris, who recommended her for the Caribbean Fiction Writer Summer Institute workshop held at the University of Miami, and led by Olive Senior.
As described by the Trinidad and Tobago Guardian: "Musical Youth is a compelling read because Hillhouse has managed to make readers really care about the characters and their struggles.
[19][20] Hillhouse has worked in local television and was associate producer of The Sweetest Mango (2001), Antigua's first feature-length film, and production manager on No Seed (2002).
[16][21] In 2004 Hillhouse founded the Wadadli Youth Pen Prize and its accompanying workshops for young writers, with the aim of nurturing and showcasing the literary arts in Antigua and Barbuda.