Penelitian ini bertujuan untuk merancang dan mengimplementasikan sistem e-commerce berbasis web untuk usaha kuliner "Topoci" di Cilimus, Kuningan, yang menawarkan makanan bertema Korea. Sistem e-commerce ini menggunakan model bisnis B2C (Business to Consumer) dan dikembangkan menggunakan metode waterfall dengan bahasa pemrograman PHP serta database MySQL. Penerapan e-commerce memberikan berbagai keuntungan bagi "Topoci", antara lain meningkatkan aksesibilitas, memperluas jangkauan pasar, menekan biaya promosi, dan memberikan pengalaman berbelanja yang lebih nyaman kepada konsumen. Sistem yang dirancang memiliki fitur manajemen produk, katalog online, manajemen pesanan, serta layanan pembayaran yang memudahkan transaksi secara daring. Implementasi sistem ini diharapkan dapat meningkatkan daya saing "Topoci" di pasar kuliner dan memberikan kontribusi terhadap perkembangan e-commerce di sektor kuliner, khususnya bagi Usaha Kecil dan Menengah (UMKM) di Indonesia.
Kata Kunci: E-commerce, B2C (Business to Consumer), UKM, Digital Marketing, Sistem Informasi.

This research aims to design and implement a web-based e-commerce system for the culinary business "Topoci" located in Cilimus, Kuningan, which offers Korean-themed food. The e-commerce system uses a Business to Consumer (B2C) business model and it is developed using the waterfall method with PHP programming and MySQL for database. The implementation of e-commerce provides various advantages for "Topoci," such as enhancing accessibility, expanding market reach, reducing promotional costs, and offering a more convenient shopping experience for consumers. The designed system includes features for product management, an online catalog, order management, and payment services to facilitate online transactions. This system implementation is expected to increase the competitiveness of "Topoci" in the culinary market and contribute to the development of e-commerce in the culinary sector, particularly for small and medium enterprises (SMEs) in Indonesia.
Keywords: E-commerce, B2C (Business to Consumer), SMEs, Digital Marketing, Information System.