A unique e-commerce platform dedicated to athletes and e-athletes was developed using Ruby on Rails, ReactJS, and Material UI. This platform includes features such as easy purchase of rewards, a cashback system, and a strategic upselling mechanism, all contributing to increased profitability and customer loyalty. User experience was prioritized with improved application performance. Rectifying a shipping calculation error ensured accurate cost assessments, safeguarding financial health. The project's success enhanced its foothold in the e-commerce market for athletes, marking an important milestone towards superior profitability.