His work on the magazine enabled him to scout out and groom many of the Thai teen movie stars of the era.
He made his directorial debut in 1995 with Crazy, which was about a character from a Chinese martial arts television series who finds himself in the real world of modern-day Thailand.
In 2004, he shifted to RS Film, again tackling kathoeys with the crime comedy Spicy Beauty Queen of Bangkok, starring Winai Kraibutr as the leader of a gang of transvestite bank robbers.
He next moved to Sahamongkol Film International to direct the childhood drama Beautiful Wonderful Perfect, about a girl who befriends a boy with Down syndrome.
Poj was back with Five Star Production in 2007 for Haunting Me, a comedy horror film about a three aging kathoeys battling ghosts in their apartment building.