<![CDATA[The growth of Micro, Small, and Medium Enterprises (MSME) in the creative industry, particularly bouquet shops, has experienced rapid development alongside the high market demand for various celebrations. However, most business actors still rely on manual transactions and marketing, leading to delayed order responses, potential inventory recording errors, and limited market reach. This study aims to design and develop a web-based e-commerce platform integrated with WhatsApp Gateway and Social Media Sharing. The system development methodology used is the Waterfall model, comprising requirements analysis, system design, implementation, and testing. WhatsApp Gateway is integrated to deliver real-time transaction notifications, payment confirmations, and shipping status updates directly to customers, while the Social Media Sharing feature facilitates direct product promotion across various social media platforms. Black-Box Testing results show 100% validity across all features, and User Acceptance Testing (UAT) indicates an 88.5% user satisfaction rate. Through this e-commerce platform, bouquet shops can enhance operational efficiency and effectively expand their market reach.]]>
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