Ragunathan M

Ragunathan M is an experienced Senior Software Engineer specializing in payment security, with a strong focus on Access Control Server (ACS) systems. Currently employed at PayPal since September 2025, previous roles include Senior Software Engineer at PayU from July 2022 to September 2025 and Software Engineer at FSS from July 2019 to July 2022. Ragunathan is proficient in technologies including Java, Spring Boot, Vert.x, microservices, Kafka, Redis, and React, and has a robust background in developing secure e-commerce transaction systems. Academic credentials include a Bachelor of Engineering in Electronics and Communications Engineering from K. Ramakrishnan College of Engineering and a Diploma in Electronics and Communications Engineering from Seshasayee Institute of Technology.