Designed and implemented end-to-end backend flows for Sales Orders, Returns, and Exchanges using Java-based Sterling OMS framework • Worked on enhancements on Sales Orders, Returns and Exchange fulfillment flow for China market. • Implemented GDPR-compliant customer data masking with controlled unmasking logic, ensuring regulatory adherence without impacting order processing • Developed Instant Refund & Exchange functionality for Europe and US, improving customer experience and reducing turnaround time • Independently owned and resolved OmniHub defects during CommerceNext rollout across non-production and production environments • Built quality-based grading logic in returns flow to ensure refunds/exchanges are triggered only for eligible items • Implemented fraud-prevention controls enabling early cancellation of returns based on servicehub actions • Delivered Japan Exchange rollout with complete backend configuration and testing • Designed a decoupled return label generation mechanism, reducing tight dependency between systems and improving system resilience • Enhanced ServiceHub UI-backed workflows by supporting backend APIs and OMS configurations • Participated in ServiceHub migration assessment, analyzing backend impact and integration readiness