Denis Mairena

Denis Mairena is an accomplished professional in customer experience and digital solutions, currently serving as the Executive Manager of Quality and Performance at Wittel since January 2022. Prior experience includes roles at Mutant as a Journey Owner focused on customer-centric innovations, and Telefônica Brasil as a Systems Consultant managing IT project teams. Denis has a strong background in digital customer service, having supervised complex projects involving virtual agents and chatbots at SKY Brasil, and managed significant projects at Neuralnet Tecnologia e Serviços S/A. With an MBA in Application Development and IoT from FIAP and a Bachelor’s degree in Computer Science from Centro Universitário FIEO, Denis combines technical expertise with leadership in driving digital transformation across various sectors.