In an interview with Seventeen, Rambin explained how she trained for the role, "I did a lot of sword training, which was really challenging.I also did a lot of boxing training and hand-to-hand combat.
I couldn’t be vain about being sweating and smelling gross or worry about taking a hit or two.".
After the film's success, Rambin and the cast of The Hunger Games went on a The Hunger Games Convention Tour and also appeared in The World Is Watching: Making the Hunger Games.
She appeared in the sci-fi film The Hunger Games (2012) as the District 1 tribute Glimmer, and appeared as Clarisse La Rue in the fantasy film Percy Jackson: Sea of Monsters (2013).
She has three siblings, her brother, Joseph Rambin, an older half-sister, Mary Rambin, and an older half-brother, Jay Rambin.
Further film roles include Chasing Mavericks (2012), which is based on a real-life story about a surfer called Jay Moriarty.