An online auction platform built using the MERN stack, with secure login, cookie-based auth, real-time bidding support (upcoming), and user login tracking for security. Designed for full-stack learners and developers with clean architecture.

该系统需求包括四个主要流程：导入、竞标、开标和交付/收货管理。操作员将询价 Excel 文件导入系统并向供应商发布询价单，供应商在截止日期前进行竞标并可进行重新报价。截止日期后，操作员审核竞标并确认中标供应商，系统通知中标供应商。在收到中标通知后，供应商将获胜标识 QR 码粘贴在包装箱外，并在收到货物时扫描 QR 码以确认产品信息和发票信息。系统还提供了查询功能和移动版本，特别授权的用户可以查看所有竞标信息但无法修改。系统界面应简单易用。

A full-stack logistics management system that connects customers and transporters to reduce shipment costs through smart bidding and optimized transportation workflows. Built using PHP, MySQL, and HTML/CSS.

无将应叫逼局体系，The N-over-1 Game Force System

Shiftly is a full-stack logistics web application built for India, designed to simplify the process of transporting goods—whether household or industrial, featuring driver bidding, live tracking, and smart price estimation. Built for transparency, efficiency, and ease of use for both users and drivers.

An open-source Python implementation and evaluation of the Priority Bidding Mechanism (PBM) for adaptive traffic signal control. This is an active collaboration between the Illinois Mathematics and Science Academy and Southern Illinois University, Carbondale.

An online auction platform built with the MERN stack featuring secure login with cookie-based auth, real-time bidding updates via Socket.IO ensuring live synchronization among bidders, and user login tracking for enhanced security. Designed with clean architecture for full-stack learners and developers, offering a seamless auction experience.

踏石自然叫牌法 - A natural bidding system for contract bridge.

Scarlet Bidding Systems

A Django-based football team auction platform where users can create teams, manage player rosters, and participate in real-time bidding events. Ideal for fantasy football leagues or local club simulations.

A private SaaS freelancing marketplace where admins post jobs, freelancers bid, chat, track tasks, and receive ratings & certificates built for speed, security, and seamless collaboration.

The introduction of a bidding system to Facebook Marketplace

A fully functional, responsive auction web application built with React.js, Node.js (Express), and MongoDB. Designed for seamless bidding experiences, it allows users to post products, bid in real-time, and view live auction updates.

This bidding system was created using java and used client sever and publisher subscriber architectures

A modern freelance marketplace built with React, Firebase, and Tailwind. Post and browse tasks, bid, track progress, and collaborate in real time with secure auth and a responsive UI.