Naveen

Implemented a secure, scalable account deletion feature for Visa Payment Passkey Portal, ensuring high availability, regulatory compliance, and zero data loss. Developed end-to-end 3-Domain Secure verification flows, applied security best practices, strong-consistency patterns, and seamless integration with internal/external systems. Enhanced system distributed tracing, metrics, and alerting using Prometheus and Grafana. Developed an AI agent with LLMs to autonomously identify bugs and raise pull requests, accelerating issue resolution.

Received the Exceptional Delivery Award for outstanding project delivery. Designed and built a SEC11D position management system processing 2M+ trades/day using event-driven microservices and distributed caching for low-latency operations. Developed robust Kafka-based error recovery utility to enable exactly-once semantics and rapid replay of failed messages. Migrated monolithic architecture to microservices, improving system resilience and scalability. Established monitoring and alerting with Watchtower and Prometheus.

Led the design and delivery of Automated Account Transfer System (ACATS), integrating securely with external APIs and orchestrating distributed transactions using Saga pattern. Contributed to the OpenRewrite plugin to streamline Gradle migration for 60+ teams. Drove the adoption of OAuth2 for secure service-to-service communication.

Built a scalable entitlement service with distributed caching using Hazelcast/Zookeeper to achieve sub-10ms authorization for 100+ APIs. Implemented RBAC and fine-grained access controls, performed stress testing and failure injection for resilience.

Built a Flexi-Validation Framework for onboarding business rules, reducing setup time by 80%. Developed Angular-based admin UI to manage the rules.

Developed a distributed ETL preprocessor using Kafka and Spark, increasing data pipeline throughput by 90%.

Built a modular, server-driven UI framework for Samsung Pay, enabling rapid rollout of UI/UX changes.