Payment Risk Engine – Real‑time card‑payment risk API (Python, FastAPI, ML) launched Aug 2026, decides allow / hold / block within a 300 ms budget and returns reviewer‑actionable reason codes.
Hospital Payments Platform – End‑to‑end card‑payment system for a hospital (Java, Spring Boot, Kafka) launched Jun 2026, includes seven Spring Boot services plus a Python risk service and features idempotent APIs, double‑entry ledger and AES‑256‑GCM card vault.
CreditWise – Explainable Loan Approval System built in Python with scikit‑learn and XGBoost, reduces bad‑loan approvals by 30 % and raises precision to 0.921 and recall to 0.83.
Microservices‑Based Patient Management System – Spring Boot microservices platform (Java, PostgreSQL, Kafka, gRPC, Kubernetes) that cut filtered claims lookup from ~180 ms to ~16 ms and eliminated Hibernate N+1 selects.
All project repositories are publicly available at my GitHub profile GitHub link.