Dec 2024 – Present · 1 yr 3 mos · Noida, Uttar Pradesh, India

• Working across two high-impact business domains: the Promotions
• System and the Digital Gold vertical, contributing to both backend
• development and infrastructure improvements.
• Migrated high-traffic APIs from Node.js to Java in a phased manner to
• improve scalability and performance.
• Built and maintained services for user promotions, campaigns, and
• gratification processing, directly enhancing user engagement.
• Migrated process management from systemctl to PM2 , enhancing
• observability and service uptime.
• Designed and integrated a retry mechanism in the gold purchase flow,
• boosting success rates and accounting for over 5% of daily orders.
• Identified and fixed critical memory leak and high CPU usage issues
• that caused significant business loss and production downtime.
• Integrated real-time alerts and monitoring (using Grafana and other
• tools) to proactively detect and respond to production issues.
• Tech used:- Java, Node.js, Spring Boot, RESTful API, MySQL, AWS,
• Bitbucket, Redis, Elastic Search, Grafana, kafka