Nikki Rivera holds a degree in Spanish and Latin American Studies from the University of Pittsburgh, complemented by a teaching certificate from Shippensburg University. She began her career in education as a high school Spanish teacher, eventually leading the separation of the English Language Arts department and becoming the first Head Teacher of the World Language department. Rivera transitioned into public service, serving on the Manheim Township School Board, where she was elected board president. She currently represents the 96th district in the Pennsylvania House of Representatives.

Nikki Rivera's political philosophy is marked by a commitment to equitable public education and strong unions, combined with an emphasis on accessible healthcare and environmental stewardship. Rivera’s approach to education prioritizes diverse graduation paths and a nurturing school environment, while her support for unions and living wages reflects a dedication to workforce stability. Rivera's stance on healthcare includes reproductive rights and simplified insurance plans, revealing an ideological blend that prioritizes personal freedoms and economic security. Her environmental policies focus on waste reduction and community health, suggesting a nuanced understanding of sustainability. Rivera’s inclusive representation agenda highlights a broader commitment to social equity, making her a compelling figure in contemporary politics.