Rancang Bangun Sistem Informasi Penjualan Berbasis Web pada Toko Diesel

The advancement of information technology encourages businesses to ada digital solutions to support their sales activities. Toko Diesel still relies on manual procedures for sales transactions and data recording, which can lead to several difficultie ancluding inaccurate data entry, challenges in controlling product inventory, and delays in preparing sales reports. This study aims to develop a web-based sales information syster at supports the management of transactions, inventory, and sales reporting in a more structured and efficier manner. The system development process adopts the Waterfall model within d esearch and Development (R&D) framework, consisting of requirements analysis, system design, implementation, testing, and maintenance stages. The system is designed using UML (Unified Modeling Language) and implemented with PHPugh the Laravel framework, supported by a MySQL database. The resulting web-based web- sales information system facilitates product data management, sales tre sactions, inventory monitoring, and automated report generation. Based on Black Box Testing conducted across 19 test scenarios, all scenorios produced valid results with a 100% success rate, indicating that the developed system is suitable for implementation.