Fakhriyatin, I. and Simatupang, D.S. 2025. Design and Development of a Web-Based Employee Promotion Assessment System at PT Timbul Mandiri Agung Using the Weighted Scoring Method. Jurnal CoSciTech (Computer Science and Information Technology). 6, 3 (Dec. 2025), 382–391. DOI:https://doi.org/10.37859/coscitech.v6i3.9824.