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Miranda began her studies in the arts at the age of ten when she attended the Claude Watson School for the Arts, Canada's premiere multidisciplinary school for the performance and visual arts. While at Claude Watson, Miranda majored in Visual Arts and minored in Drama and Dance. Miranda made her television debut at the age of thirteen, and since then, has performed in several leading, supporting and guest starring roles in film, television and theatre.
Miranda completed an Honors Bachelor of Arts in Philosophy and Psychology at the University of Toronto. At the same time, Miranda provided her services as a counselor for crisis intervention at a number of community shelters and crisis centers.
Miranda was a participant in "Project: Involve," a mentorship program at the IFP in Los Angeles. Through the directors of "Project: Involve," Miranda was recommended for and subsequently won a full scholarship award at The Los Angeles Film School for their Feature Development Program – which she completed with Honors.
Miranda won the grand prize in the Slamdance Screenplay Competition for a historical drama entitled Song of Silence. In addition to Slamdance, Miranda was a finalist in several screenwriting competitions and won a nomination by APA Film for the ABC New Talent Development Scholarship Grant Program.
Miranda's first television spec script House: The Transplant earned her a placement in the 2008-2009 CBS Diversity Initiative Writers Mentoring Program. She was also a Finalist in the NBC Writers on the Verge Program. In 2010, Miranda won a placement as an Honoree in the WGA Writer Access Project for professional screenwriters.
Miranda worked as a Staff Writer on the first season of Spartacus: Blood and Sand, an original television drama on Starz Network. Steven S. DeKnight served as the Showrunner of the series, and the series was produced by Sam Raimi, Rob Tapert and Joshua Donen.Futon Critic Miranda wrote episode Episode 105 "Shadow Games"  and co-wrote Episode 110 "Party Favors".
- 2004 Slamdance Film Festival Sparky Award for Best Screenplay
- Killing Moon (2000) – Pam
- Jane Doe (2001) – Kwan
- Ride or Die (2003) – Tommy Wong
- F*Stop (2004) – Cornelia
- Mr. Fix It (2006) – Melanie
- The Eden Formula (2006) – Kate Lo
- The Strange Case of Dr. Jekyll and Mr. Hyde (2006) – Stacy Li
- Saurian (2006) – Chi
- Richard III (2008) – Portia
- iMurders (2009) – Janet Ling
- Fear Chamber (2009) – Kathryn Rose
- Immortally Yours (2009) – Sylvia
- Taken by Force (2009) – Lim Jing
- Letting Go (2010) – Dana
- Bare Knuckles (2013) – Kim Sue
Recurring television credits
- The 100 (2018) – Co-Producer
- The 100 (2017) – Executive Story Editor
- Sanctuary (2011) – Story Editor
- Spartacus: Blood and Sand (2010) – Staff Writer
- ER (2002) – Kristen Shoop
- Earth: Final Conflict (1997–1998) – Kwai Ling Hong
Selected television credits
- "The 100 (2017) – episode "DNR" - Written By
- "Spartacus: Blood and Sand" (2010) – episode "Shadow Games" – Written By
- "Spartacus: Blood and Sand" (2010) – episode "Party Favors" – Written By
- "Charmed" – episode "Payback's a Witch" (2006) – Dominax
- "7th Heaven" – episode "The One Thing" (2003) – Julie Liu
- "Buffy the Vampire Slayer" – episode "Dirty Girls" (2003) – Fighting Potential
- "The Invisible Man" – episode "Money For Nothing: Part 2" (2001) – Nurse
- "Once A Thief" – episode "Family Reunion" (1998)
- "PSI Factor: Chronicles of the Paranormal" – episode "Kiss Of The Tiger" (1998) – Sing