DuBois is a Democratic member of the Massachusetts House of Representatives.
She was elected in November 2014 to represent the 10th Plymouth District (West Bridgewater, the east side of Brockton, and Precinct 1 of East Bridgewater) and was sworn in on January 7, 2015.
Rep.
DuBois was re-elected to a second term on November 8, 2016, after running uncontested.In late March 2017, Rep.
DuBois worked to compromise a supposed U.S.
Immigration and Customs Enforcement (ICE) a raid in Brockton, Massachusetts by posting a warning on Facebook.In 2018 she called for a sign at the Massachusetts State House honoring General Joseph Hooker to be removed, stating that his name was a “double entendre” that was “tone deaf” and “patriarchal”.