Ariana Poursartip is a Venture Partner at Atlantico who maintains an active operator role as Product Lead at Shopify while investing, combining deep fintech operating experience from founding Square Capital and leading product at Petal with dual Stanford training in economics and international relations. She brings a founder-like perspective from her entrepreneur-in-residence background at Thrive and multiple 0→1 product roles, while serving as a cross-border bridge between North American and Latin American tech ecosystems through her work on Atlantico's regional market reports.