Mariana M. Costa de Souza is an accomplished professional with extensive experience in executive support and management. Currently serving as the Lead Executive Assistant to the Co-founder and CTO at Nubank since November 2022, Mariana has held multiple roles at Nubank, including Executive Assistant to the CTO & VP of Operations, CFO, and other senior executives from January 2019 to April 2021. Previous positions include Personal Assistant at MS&A and Executive Assistant roles at Avante.com.vc and Ambev, where responsibilities encompassed supporting various high-level executives. Early career experience includes Project Assistant at PPD and Executive Assistant (Trainee) at Eli Lilly and Company. Mariana holds a Bachelor's degree in Languages (Portuguese/English) from Universidade de São Paulo.