Jun 2022 – Present · 4 yrs · Mumbai · On-site

• As Java Backend Developer participated in the Design, development, and optimization RESTful APIs using Java 8 and Spring Boot, supporting 150,000+ transactions/hour with 99.98% uptime.
• Engineered scalable microservices architecture and robust monolithic Java applications for seamless bill payment integration.
• Integrated new NPCI features into the BBPS platform to ensure 100% compliance and enable transactions for 1M+ monthly users and 150+ billers.
• Built and maintained reconciliation services generating financial reports for 500k+ transactions monthly, reducing errors by 25%.
• Streamlined builds and deployments by migrating legacy services from Ant to Maven and Spring to Spring Boot.
• Enhanced operational reliability with automated alert systems for real-time issue resolution.
• Collaborated with cross-functional teams, contributing to Agile sprint planning, code reviews, and technical stand-ups.
• Professional Projects:
• Bharat Bill Payment System (BBPS):
• Is an integrated bill payment system in India operated by NPCI. It provides a centralized and interoperable platform for bill payments across categories like electricity, water, gas, telecom, and more. BBPS enables real-time bill payments via multiple channels (banks, apps, agents) with instant confirmation and secure transactions.
• Unified Presentment Management System (UPMS):
• It allows billers to present bills in real time and customers to view, manage, and pay them through multiple
• channels. UPMS ensures seamless integration, automated reconciliation, and enhanced customer experience across various biller categories.
• Biller Availability Service:
• Manages scheduled biller downtimes, ensuring customers receive accurate error messages without redirecting traffic to inactive biller APIs. It enhances system reliability by proactively handling maintenance periods and preventing failed transactions.