Riar Rizaldi works as an artist and filmmaker. He works predominantly with the medium of moving images and sound, both in the black-box of cinema settings as well spatial presentation as installation. His artistic practice focuses mostly on the relationship between capital and technology, labour and nature, worldviews, genre cinema, and the possibility of theoretical fiction.

His works have been shown at various international film festivals (including Locarno, IFFR, FID Marseille, Viennale, BFI London, Cinema du Reel, Vancouver, etc.) as well as Centre Pompidou Paris, NTT InterCommunication Center Tokyo, Taipei Biennial, Istanbul Biennial, Venice Architecture Biennale, Biennale Jogja, National Gallery of Indonesia, and other venues and institutions.

In addition, solo exhibitions and focus programs of his works had been held at Batalha Centro de Cinema, Porto, and Centre de la photographie Genève, amongst others.