In 2011, she joined the cast of Pinoy Big Brother: Unlimited. She became co-host of variety-game show Wil Time Bigtime from 2012 to 2013 and Wil To Win in 2024.
Miranda competed for the Binibining Pilipinas 2013 wherein she won as Binibining Pilipinas Tourism 2013 and garnered the awards for Binibining Petron and Cream SilkBeyond Beautiful Woman Award.
She represented the Philippines at the Miss Tourism Queen International 2013 pageant in Xianning, China on October 3, 2013. At the end of the competition, she placed in the Top 10.