Chanon first appeared in the 2014 indie gay romance Love's Coming as a supporting character, although his first acting role was in Patcha is Sexy, a short film directed by Nawapol Thamrongrattanarit for Young Love, a reproductive health campaign sponsored by the Ministry of Public Health. He appeared in the film's 2015 sequel Love Love You and Keetarajanipon, an anthology film honouring King Bhumibol Adulyadej, before joining the roster of Nadao Bangkok, a talent management company and subsidiary of the production company GTH (now GDH 559). He became widely noticed for his role as Net, a minor character in the hit TV series Hormones. He then appeared in several television roles, before starring as Bank in the 2017 hit thriller film Bad Genius. Chanon has also done modelling work and appeared in several TV commercials.