How Rajeev Kumar Sharma Rebuilt Fidelity’s Financial Infrastructure

This story was originally published on HackerNoon at: https://hackernoon.com/how-rajeev-kumar-sharma-rebuilt-fidelitys-financial-infrastructure . Rajeev Kumar Sharma modernized Fidelity’s payment system, replacing mainframes with cloud-native tech and driving agility, security, and cost savings. Check more stories related to finance at: https://hackernoon.com/c/finance . You can also check exclusive content about #financial-system-modernization , #rajeev-kumar-sharma , #cloud-native-fintech , #mainframe-to-microservices , #enterprise-software , #fintech-infrastructure , #scalable-payment-systems , #good-company , and more. This story was written by: @echospiremedia . Learn more about this writer by checking @echospiremedia's about page, and for more stories, please visit hackernoon.com . Rajeev Kumar Sharma led the modernization of Fidelity’s payment platform, replacing legacy mainframes with a secure, cloud-native system. His work enhanced scalability, improved transaction speed, cut costs, and boosted compliance—setting a new standard for financial infrastructure transformation through engineering leadership.