Sze was born and raised in Hong Kong and moved to Florida to continue her high school education at American Heritage School and then earned her Bachelor of Science degree in marketing and international business from Florida Atlantic University. She has worked for Fortune 500 companies, Manpower and Ryder in strategy, marketing, and human resources for nearly a decade. Sze also earned a Master of Business Administration (MBA) in international business from University of Miami. In 2011, Sze started her own web design and online marketing company based in Miami Beach, Florida.