*Backend Engineering \& API Development**• Design, develop, and maintain high\-performance Java\-based RESTful APIs and microservices serving member\-facing digital products.
Build and evolve core Member Services platform capabilities including account management, card servicing, rewards, benefits inquiry, and transaction history.
Develop event\-driven architectures using Apache Kafka for real\-time member data processing, notifications, and service orchestration.
Implement GraphQL APIs to support flexible, efficient data delivery to mobile and web front\-end clients.
Ensure API contracts are robust, versioned, well\-documented, and backward\-compatible across consumer teams.