Lead architecture and development using WSO2 (API Manager, Micro Integrator, Identity Server)Design and implement API-led, event-driven, and message-based integrationsDrive OneInc payment integrations covering end-to-end workflows (authorization, settlement, refunds, reconciliation)Build and oversee REST/SOAP APIs, mediation flows, transformations, and microservicesEnsure architecture standards, API governance, CI/CD, and integration best practicesCollaborate with cross-functional teams and ment