John Allef

John Allef is an experienced marketing professional currently serving as a Marketing and Sales Mentor at Abstartups since April 2024, and as the founder and specialist in sales and marketing at Marketing e Ciência since January 2023. With a background as a Growth Marketer at Okre® and Head of Sales and Marketing at Mais Vívida, John focuses on data-driven strategies and innovative growth experiments. Previously, John worked as a freelance marketing strategy consultant at A Taba and managed digital advertising and sales performance in various roles, including as a self-employed marketing manager. John holds an MBA in Marketing and Digital Strategies from Escola Conquer and a Master's degree in Biotechnology from UFSCar.