The teen from Brisbane, Australia was fed up with being out of shape and unhealthy, so she went on a journey to lose more than 40 pounds.
Once she checked that goal off her list, she decided to pursue her dream of modeling.
Just months after her transformation, Maddy wrote on Facebook that she booked her first couple of campaigns!
Here she is giving good face for Aussie bag company everMaya.
"She is so inspiring and she epitomizes all those ideals about what real beauty is, not superficial beauty, real beauty that is more than skin-deep," Damian Graybelle, co-founder of the brand, told Today. "The fact that she happens to be gorgeous is just a plus."