Mark Liu

Software Development Engineer @Tonal

CA, US

Designed and developed backend systems for a Customer Exercise Record System, enabling user and admin access to fitness exercise summaries and suggestions, achieving 94% customer satisfaction.~ Led the creation of a Workout planning System with AI features, leveraging user history to improve workout recommendations.~ Played a key role in developing a comprehensive membership management system that handled user subscriptions, renewals, and access controls, improving customer retention and providing seamless management for the admin team. Increase user subscription by 30%

Illinois Institute of Technology

Master's degree