Access-first authentication infrastructure for secure, real-time QR-based authorization using device-bound cryptographic keys.

AI-powered medical appointment & pre-diagnosis kiosk system — neural network triage (85% accuracy), 30-second QR booking, offline-first deployment, and clinic schedule optimization. R&D project at Tyumen Industrial University.

AI-powered automated checkout system using YOLO11 object detection and face recognition to eliminate queues and reduce checkout times at retail facilities

This project integrates WhatsApp messaging using the Baileys API. It allows users to connect a WhatsApp account via QR code and send messages programmatically. The system manages sessions and provides basic message-sending functionality through a custom interface

A Node.js backend service designed to bridge standard RESTful APIs with WhatsApp Web. This application provides a scalable, stateful, and modular solution for programmatically sending messages, managing sessions, and handling real-time authentication via WebSockets.

Smart, scalable access control system with QR authentication, role-based access control, and face recognition, designed for campuses and secure environments.