Satyam Saini

Built a full-stack AI-driven web platform connecting consumers with sustainable cafes. Powered by Google Gemini 2.5 Flash for smart recommendations. Implemented real-time surplus food marketplace and secure role-based portals using NextAuth.js.

Built a high-performance cryptocurrency trading system matching buy/sell orders using price-time priority. Implemented real-time WebSocket streaming to display a live order book, best bid and offer (BBO), and instant trade updates inspired by U.S. REG NMS rules.

Production-ready e-commerce app supporting secure purchases via Stripe Checkout with PCI-compliant payment flow. Features reliable order lifecycle management using Stripe API webhooks to prevent duplicate charges. Deployed on Vercel using Neon PostgreSQL.

Developed a tool that automatically generates descriptive alt text for uploaded images using a Generative AI vision model via REST API. Built an intuitive web interface adhering to WCAG guidelines to support visually impaired users and improve SEO.

AI-powered real-time attendance system achieving 90%+ facial detection accuracy with CLAHE-enhanced imaging. Features IoU-based stable face tracking, CSV logging with timestamps, and duplicate-entry prevention via 5s cooldown.

Responsive web app with real-time weather data via API, supporting city search and GPS geolocation. Displays temperature, humidity, wind speed, pressure, and a 5-day forecast with emoji indicators. Optimized for mobile UX and performance.

Java Swing GUI application for multi-currency exchange. Features dynamic panel components and clean input controls, offering users a seamless experience for real-time or calculated currency conversions.