Leading the design and development of Asset Externalization within Credit Management and BNPL platforms, driving scalability, compliance, and seamless integration with downstream financial systems.

Collaborating across product and architecture teams to define design trade-offs and deliver reliable transaction flows.

Advocating for long-term design over reactive fixes, influencing critical technical decisions.

Driving monitoring and observability initiatives to improve platform resilience and reduce incident response times.

Mentored and guided a cohort of interns to deliver a Spring Batch fintech application, with all interns earning return offers.

Engineered tokenization and card issuance systems supporting millions of transactions globally.

Delivered secure NFC payment solutions, enabling seamless mobile transactions.

Partnered with cross-functional teams to integrate ISO8583 and payment processing standards.

Recognized with Outstanding Performance Award for driving reliability improvements in transaction processing.

Built a modern cryptography module at American Express. Interfaced with HSMs for key exchange and secure transaction handling. Built RESTful APIs for merchant services, enabling merchant recommendations and feedback processing. Developed secure APIs for KeyBRIDGE integration, managing key management interactions. Led RTB migrations and database upgrades across high-volume distributed systems, improving performance and stability. Developed online PIN and DUKPT encryption features, ensuring PCI DSS compliance and transaction security. Designed and implemented an internal, centralized logging and monitoring frameworks using Spring Boot, Vert.x, and Kibana – more like DevOps.

Led a team delivering credit card transaction processing platforms, aligned with ISO8583 standards.

Built and optimized transaction authorization, settlement, and chargeback flows for leading financial clients.

Mentored junior engineers and fostered adoption of Agile best practices across teams.