Vibhu Agarwal

Led architecture and backend delivery for a high-volume cash lifecycle and payments platform supporting 50M+ monthly transactions across UK and EU markets, ensuring scalability, uptime, and compliance. Designed and implemented end-to-end cash lifecycle automation via intelligent payment batch orchestration and secure REST API integrations, improving reconciliation accuracy and reducing operational effort. Implemented HSBC-compliant PAIN message automation, streamlining payment workflows, and reducing manual processing errors by ~30%. Delivered secure APIs for participant onboarding and cash operations including participant bank accounts, operational bank accounts, cash lines import, payment batch processing, HSBC bank integration, cash flow movement, account reconciliation, bank statement import, beneficiary enrichment, and SWIFT validation. Modernized legacy services via monolith-to-microservices migration, improving release velocity and reducing deployment cycle time by ~40%. Built a Kafka DLQ replay and recovery tool with validation and safe replay controls, reducing incident recovery time by 50%+ and improving operational resilience.

Built event-driven microservices using Spring Boot + Kafka, improving throughput and decoupling orchestration components. Implemented resilience patterns including idempotency, retries, circuit-breaker style handling, DLQ workflows, and replay, reducing payment failures and operational escalations. Improved performance of reconciliation and reporting pipelines through query optimization and batch job tuning. Delivered secure REST APIs and strengthened using OAuth2/JWT. Improved production monitoring through dashboards, alerting, and structured RCA practices.

Developed backend services supporting cash management and banking workflows, including secure money movement, reconciliation, and reporting. Delivered REST APIs with strong versioning, validation, and secure integration patterns, improving maintainability and backward compatibility. Improved system reliability through better exception handling, retry strategies, and observability-driven improvements. Collaborated with engineering, QA, and support teams to deliver releases under strict operational and regulatory constraints.

Delivered backend components for workflows requiring accuracy, traceability, and operational stability. Built services and batch pipelines for reporting and analytics, improving maintainability and performance. Improved system stability through performance tuning, query optimization, and monitoring enhancements.

Built billing job for payables calculation across charges, taxes, and subscriptions. Managed full order lifecycle including cancellations and relocations. Integrated First Data & PayPal payment gateways. Delivered email notifications for order updates. Involve in WebLogic to JBoss EAP 7 migration for core finance systems.