Jax Miller's first novel, Freedom's Child, received acclaim from outlets that include The New York Times, National Public Radio, The Guardian, The Sunday Times, Entertainment Weekly, and Italian Vogue and was translated into 16 languages. Miller is a three-time Dagger nominee of the Crime Writers Association in London and in 2016 was awarded the Grand Prix des Lectrices de Elle in Paris by Elle Magazine.

She is executive producer, creator and host of the four-part docu-series Hell in the Heartland, which premiered in the US on HLN in 2019, and is based in her investigative research into the Freeman and Bible murders.