Mary-Anne Da’Marzo is The Marketing Engineer. She calls herself that because she teaches AI who a brand really is, and she has done since early 2025. She has taught marketing automation since 2020, and AI since January 2023.
She joined Juice as employee number 3 and became Sales Director of a £14M global team, then built her own agency and her own brand. In 2026 she returned to Juice as Director of Digital.
Today she runs Firebelly Media, which builds a brand’s B.R.A.I.N.™ and runs its Shopify growth, and Marketing Engineers, the do-it-yourself home of B.R.A.I.N.™, where she teaches creators, founders and marketers to train AI properly.
She posted her first AI video on 23 January 2023, eight weeks after ChatGPT launched, and creates content for Google, OpenAI, TikTok, Canva and Semrush. She runs her businesses from wherever the sun is.