SaaS Platform

Stock Management & POS Platform

Multi-tenant SaaS for retail shops with full inventory management, billing and POS system supporting tax invoices, cash memos and estimates. GST calculations, customer credit tracking, role-based access control, bulk CSV import, and admin portal with subscription management. 40+ API endpoints, 32 UI components.

Live Demo

Built With:

React 19Node.jsExpressMongoDBTypeScriptTailwind CSS
SaaS Platform
Back to Services
40+ APIs
endpoints
32 UI
components
3 Types
bill Types
12 RBAC
modules

Core Features by User Role

Inventory & Billing

  • Full CRUD inventory with bulk CSV import (up to 3000 items)
  • 3 bill types: Tax Invoice, Cash Memo, Estimate with auto-increment
  • GST/CGST/SGST calculations with round-off
  • Split tender payments: Cash + UPI + Card
  • Customer udhaar (credit) tracking with FIFO payments
  • Hold/resume up to 20 bills simultaneously

Admin & Management

  • Multi-tenant architecture with shop-scoped data isolation
  • RBAC with 12 modules x 4 actions permission matrix
  • Shop onboarding via invitation with email verification
  • Subscription management and plan controls
  • 40+ API endpoints with comprehensive middleware

UI/UX Features

Modern POS interface with barcode scanning support
Dashboard with today's KPIs, revenue charts, inventory status
32 production-ready UI components
Thermal receipt generation (80mm print)
Advanced search, filter, and sort across all data

Technical Features

Express 5 with Mongoose 9 on MongoDB Atlas
JWT authentication with refresh token rotation
Rate limiting, bcrypt hashing, session management
React 19 with Vite 8, Tailwind 4, Recharts
40+ REST API endpoints with full CRUD operations

Key Highlights

✅Multi-tenant SaaS with subscription management
✅Full POS with 3 bill types and GST calculations
✅40+ API endpoints with RBAC permission matrix
✅32 production-ready UI components
✅Bulk CSV import for up to 3000 inventory items
✅Customer credit tracking with FIFO payments

Client Testimonial

"The POS system handles everything our shop needs. GST calculations, credit tracking, and the bulk import saved us days of manual data entry."

— Retail Shop Owner

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