Mariane Cester

Mariane Cester is a seasoned professional with extensive experience in operational management across several prominent companies. Currently serving as a Senior Delivery Lead at ByteDance since July 2020, Mariane oversees global operations for content moderation in Portuguese, focusing on leadership development and KPI management. Prior roles include Senior Operational Manager at Teleperformance, where strategic management of global operations was prioritized, and Operational Manager at Atento, managing global accounts and ensuring customer relationships. Mariane's career began as General Manager at DEDIC, leading high-performance teams, and included a role as Client Coordinator at Telefônica Brasil, handling post-sales customer service and supervising a large team. Mariane holds degrees from USP and Senac Brasil in Hotel Management, as well as an extension in Call Center and Telemarketing Management from Universidade Estadual de Campinas.