Donsaron Kovitvanitcha does many jobs in Thailand's independent film scene. He works as a film writer, critic, and journalist for magazines and newspaper in Thailand. He works as programmer for film festivals in Thailand such as Bangkok ASEAN Film Festival from 2015 to 2021. In 2017 and 2018, he was advisor to CinemAsia Film Festival, Amsterdam. In 2019 and 2020, he was advisor to Cinema du Reel International Documentary Film Festival. In 2020, he is the preselector of short films for Busan International Film Festival 2020. In 2022, he becomes festival director of World Film Festival of Bangkok. Donsaron is also an independent film producer, focusing on producing films from new talented Thai film director such as Nontawat Numbenchapol’s Boundary (2013), Nawapol Thamrongrattanarit's The Master (2015) and Die Tomorrow (2017), Anucha Boonyawatana’s The Blue Hour (2015) and Malila: The Farewell Flower (2017), Wattanapume Laisuwanchai’s Phantom of Illumination (2018). In 2022, the film Arnold is a Model Student (first feature film by Sorayos Prapapan) which he produced was in Filmmakers of the Present competition at Locarno Film Festival.