QuickShop POS — Multi-Store POS & Business Management System

A full-stack, multi-tenant POS system built for retail businesses such as pharmacies, general stores, stationery shops and cafés. It uses NestJS microservices on the backend, a React + TypeScript frontend, real-time updates over Socket.IO, offline sync, FBR tax integration, and JazzCash/Easypaisa payments.

Multi-store / multi-tenant system with a Super Admin dashboard

Sales, sale returns, quotations and delivery challans

Purchases, purchase returns, supplier orders and supplier payments

Inventory, stock management, product variants, units, brands and categories

Inventory forecasting with reorder alerts and FIFO valuation

Customer management, loyalty program and discount rules

Ledger, expenses and commission payouts

Van loads, routes and delivery orders (distribution management)

Offline sync so the POS keeps working without internet

Audit logs, 14 report types and analytics with PDF export

Bulk master data import from Excel/CSV

Real-time notifications

Node.js + TypeScript, NestJS 11 microservices (API Gateway + POS Service over TCP)

MySQL with Sequelize ORM (migrations and seeders)

Socket.IO / WebSockets for real-time POS updates

JWT authentication, bcrypt, and role-based access control (roles and permissions)

DTO validation, scheduled cron jobs, API rate limiting, Winston logging

React 18 + TypeScript, Vite, Tailwind CSS + shadcn/ui

Redux Toolkit, Zustand, TanStack React Query + Axios

React Hook Form + Zod, Recharts dashboards

English + Urdu support (i18next), dark mode, barcode generation (JsBarcode)

JazzCash & Easypaisa payment gateways

FBR (Federal Board of Revenue) tax invoice integration

Firebase push notifications and email notifications

PDF invoices and reports, QR codes, Excel/CSV import and export

Jest + Supertest, Vitest + React Testing Library, Playwright end-to-end tests

Docker + Docker Compose, PM2, monorepo with shared libraries

Separate environment configs for development, production and Docker