Mateya holds a law degree from NYU and has spent her career thus far working for social good. She has served as a staffer for U.S. Senator Paul Sarbanes, a field representative for a hotel workers union and was a legal intern for the United Nations High Commissioner for Refugees in Amman, Jordan. She also worked in Mexico as a legal fellow for Centro de Los Derechos Del Migrante. Currently she is a federal judicial clerk in Baltimore.