Career
He has had roles roles in television movies such as Cucu Menantu and Kasih dan Amara that aired on a private television station in Indonesia. Dewanto had cameos in the movies Ratu Kosmopolitan and Pintu Terlarang. In 2011, he got the lead role in the film ? by Hanung Bramantyo.
In 2011, he was the main character in the film Modus Anomali, directed by Joko Anwar, and worked with Atiqah Hasiholan in South of Korea in the film Hello Goodbye.
He sang the song "Cinta Terlarang" which was used on the soundtrack for the film Arisan! 2.