Curelios - GDPR-Aligned Healthcare Second-Opinion Platform

Built and shipped a GDPR-aligned healthcare platform for the German market with a Germany-based partner. Sole engineer across Flutter iOS app, Spring Boot backend, and Next.js anonymous query platform. Implemented end-to-end encrypted chat with libsignal, WebRTC consultations, an on-device OCR redaction tool, Stripe payments, and a layered security model from TLS to audit logging.