Shoptaki
Application Security Engineer
July 2025 – Present | New York City, NY
• Conducted secure code reviews and implemented SAST with Semgrep, scanning 15K+ lines of Python and C++ code; remediated 40+ vulnerabilities and reduced critical findings by 35%.
• Implemented SmartChain QUIC enhancements (Python, aioquic) to enable passwordless SmartID authentication, encrypted policy distribution, and low-latency TLS 1.3 communication.
• Built a Secure Data Transfer Service with SPIFFE-based mTLS and JWT authorization, enabling user-consented document exchange while ensuring compliance and privacy.