[1] A Democrat, Ulibarri served four years in the Colorado Senate representing District 21 in Adams County.

Ulibarri worked on the 2013 bill to allow Colorado same-sex couples to form civil unions.

[2][3] Ulibarri graduated from the University of Colorado, and became the first person in his family to receive a bachelor's degree.

In 2013, Ulibarri completed Harvard University's John F. Kennedy School of Government program for Senior Executives in State and Local Government as a David Bohnett LGBTQ Victory Institute Leadership Fellow.

[5] His candidacy was endorsed by the Colorado Conservation Voters and the Gay & Lesbian Victory Fund.