She is the founder and artistic director of the Continuum Dance Project and is a consultant to the dance programme at Academy for the Performing Arts at the University of Trinidad and Tobago, where she lectures in dance and performance studies. Sonja has begun to produce films which document the history of Caribbean dance or use dancers to tell the story.
The films Julia and Joyce: Two Stories of Two Dance Pioneers, her first full-length documentary work, and Tickle Me Rich, a comedy, are her most recent efforts in that direction. Lastly, she has written a series of stories and plays for children and young people. These include Once Upon a Caribbean Time (CD), Circles, Beethoven to Boogsie, and most recently, Hercules. She is currently working on a Once Upon a Caribbean Time 2 and other dance and film projects.