Famous Filipino Printmakers: Joya was a printmaker, mixed media artist, and a former dean of the University of the Philippines' College of Fine Arts. He pioneered abstract expressionism in the Philippines. His canvases were characterized by "dynamic spontaneity" and "quick gestures" of action painting. He is the creator of compositions that were described as "vigorous compositions" of heavy impastoes, bold brushstrokes, controlled dips, and diagonal swipes".
His works were strongly influenced by the tropical landscapes of the Philippine Islands. Among his masterpieces are the Nanking (a collage rendered with Asian calligraphy and forms and patterns resembling rice paddies), the Granadean Arabesque (1958) and Venice Biennial (1964).