“Architecting Modern FinTech Systems with APIs: Approaches and Solutions”, ISCSITR-IJCSE, vol. 6, no. 2, pp. 26–38, Mar. 2025, Accessed: Mar. 26, 2026. [Online]. Available: https://iscsitr.in/index.php/ISCSITR-IJCSE/article/view/ISCSITR-IJCSE_2025_06_02_004