Mallamann was first seen walking the runway for Chanel in 1994, and since then she’s walked for other names such as Emanuel Ungaro and H&M. She has been in the cover of Vogue Italia, Wish Report, D Repubblica, Elle Germany, L’Officiel Brazil, Elle Brazil and Made Magazine. She featured in campaigns for Alberta Ferretti, Blumarine, Dolce & Gabbana, Roberto Cavalli, Lucky Brand Jeans, MAC Cosmetics, Cris Barros, Agilitá and Georgine. On top of that, she has posed for Harper’s Bazaar US, Vogue Brazil, Pop Magazine, Love Magazine, Lovecat, Harper’s Bazaar Brazil, Elle Germany, Vogue Brazil, Elle Brazil, Interview Magazine, Marie Claire Brazil, Reebok, GQ Magazine US, L’Officiel Brazil, Esquire US, L’Officiel Paris and Vogue Sposa.