Ceri Tandogan is an experienced technology leader currently serving as Chief Technology Officer at Retter.io since September 2024, specializing in software development management and e-commerce solutions. Previously, Ceri held key positions such as Head of Technology at Sendeo and Chief Technology Officer at istegelsin, along with roles at Trendyol Group and GKFX, demonstrating expertise in project management, cybersecurity, system infrastructure, and financial software development. Ceri's educational background includes a Master's degree in Business Administration and a degree in Computer Engineering from Galatasaray University, along with foundational studies at İstanbul Saint Joseph Lisesi.