Sehee Jung is an accomplished platform designer with extensive experience in product design and system design. Currently serving as a Platform Designer at Viva Republica (Toss) since September 2021, Sehee is responsible for ensuring horizontal design quality across the product and developing the Toss Design System to enhance collaboration between designers and developers. Previously, Sehee led the Product System Design team at CLASS101 and contributed to various product design initiatives. Experience at Balancehero India involved creating user-friendly products for users with limited technological resources. Earlier roles include Product Designer at LINE Corp, focusing on search functionalities, and a UI Designer at Samsung Electronics, contributing to the design for CES 2016. Sehee began the design career as a Freelance Graphic Designer at CHUNGDAHM Learning, supporting curriculum media design. Sehee holds a Bachelor's degree in Visual Communication Design from Yonsei University.