Brozović/Nimenko received the bronze medal at the 1998 Nebelhorn Trophy in late August. Competing in the 1998–1999 ISU Junior Grand Prix series, they won gold in September in Mexico City, Mexico, and took silver the following month in Beijing, China. They finished fifth at the 1999 World Junior Championships, held in late November in Zagreb, Croatia; and fourth at the Junior Grand Prix Final, which took place in March in Detroit, Michigan, United States.