Smart Inventory & Order Management System

A full-stack web application for managing products, orders, stock levels, and a restock queue.

Smart Inventory & Order Management System

Project Overview

A comprehensive inventory management solution featuring real-time KPIs, concurrency-safe stock locking (SELECT FOR UPDATE), and automated restock queues. Built with a role-based access control system, it ensures atomic stock deductions during order creation and automatic restoration upon cancellation, providing a reliable experience for managing complex inventory workflows.

Main Technology Stack

Node.js
Express
PostgreSQL
React
TypeScript
Tailwind CSS
TanStack Query
Zod
JWT
Recharts

Challenges Faced During Development

1

Implementing concurrency-safe stock locking using SELECT FOR UPDATE to prevent race conditions during high-volume ordering.

2

Architecting a reliable order status state machine with atomic stock deduction and restoration.

3

Developing a dynamic, priority-based restock queue using automated threshold calculations.

4

Structuring a full-stack codebase with raw SQL transactions for maximum performance and reliability.

Improvements & Future Plans

Implement real-time notifications via WebSockets for low-stock alerts and order updates.

Add batch import/export functionality for products and orders via CSV/Excel.

Integrate barcode/QR code scanning for faster inventory updates.

Develop a dedicated mobile companion app for warehouse staff.

Quick Summary

A full-stack web application for managing products, orders, stock levels, and a restock queue.

Project Statistics

Tech Stack Size

10

technologies used

Challenges

4

challenges addressed

Future Plans

4

improvements planned