She is a regular mainstay of the very popular youth-oriented variety show "That's Entertainment" hosted by the late German "Kuya Germs" Moreno, where she became part of the Friday group from 1989 to 1991. and later she moved to the Tuesday Group from 1991 until she graduated in 1993.
Her debut movie from Seiko Films included "First Lesson" was released in 1989. followed by her 2nd movie "Dino Dinero", "Sagot Ng Puso", "Ako ang batas: General Karingal", "Beautiful Girl" and "Naughty Boys" was released in 1990. "Tukso layuan mo ako!" was released in 1991. and her last movie appearance Seiko Films called "Nang Gabing Mamulat si Eba" was released in 1992. The same year, Janet made her OctoArts Films debut Movie "Ano Ba 'Yan?" as well as released by Moviestar Productions such as "Jaime Labrador: Sakristan mayor" was in 1992 and "Buenaventura Daang: Bad Boys Gang" was in 1993. returning to OctoArts Films, She in her next movie such as "Mama's Boy (Mga Praning-Ning)" and "Beloy Montemayor Jr.: Tirador Ng Cebu" was released in 1993. and "Si Ayala at Si Zobel" was released in 1994. Make her last OctoArts Films movie appearance.
Besides performing in a movie & tv programs, She is also an hobbyist and vocal trainor. She it was a contract recording artists from OctoArts International (now Polyeast Records), for her Self-titled album was released in 1990. and her 2nd album called "Goodbye Hello" was released in 1991. It was produced by RJ Productions. Headed by Mr. Ramon "RJ" Jacinto (she is a Janet's Former Daughter).
In 1992, Collaborated with Fariz RM from their album "ASEAN SKIES" Released Worldwide. In 1993, Singer Rannie Raymundo she joined a duet with their collaborated hit called "Ewan Ko Ba".