advanced

Advanced level MERN website

LKR 50,000.00

A MERN stack web application that combines e-commerce functionality with a secure POS system for retail operations. It handles product catalogs, shopping carts, payments, inventory management, and transactions with strict security protocols and compliance measures.

posadvanced

Secure Checkout

24-Hour Delivery

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Product Description

MERN E-Commerce Platform with Integrated POS System A full-stack web application built using MongoDB, Express.js, React, and Node.js that serves as both an online storefront and point-of-sale terminal. This advanced system handles financial transactions and requires enterprise-grade security measures. Key Components: Frontend (React): Responsive UI for browsing products, managing carts, and processing payments Backend (Node.js/Express): API endpoints for authentication, payment processing, inventory management, and transaction logging Database (MongoDB): Secure storage for user data, product catalogs, orders, and transaction histories Payment Integration: Stripe, PayPal, or similar gateways with encryption Security Features: JWT authentication, SSL/TLS encryption, PCI-DSS compliance, role-based access control, audit trails Strict Rules: Transaction verification, double-entry bookkeeping, fraud detection, audit logs, regulatory compliance

Frequently Asked Questions

What is a MERN E-Commerce POS System?▼

A MERN (MongoDB, Express, React, Node.js) stack application that combines online shopping capabilities with a physical Point-of-Sale (POS) system. It allows businesses to manage both digital storefronts and in-store transactions through one unified platform, handling product catalogs, payments, inventory, and transactions with strict security for money handling.

What security measures are essential for handling money transactions?▼

SSL/TLS Encryption – All data in transit is encrypted JWT Authentication – Secure login tokens PCI-DSS Compliance – Payment card industry security standards Password Hashing – Using bcrypt or similar algorithms Two-Factor Authentication (2FA) – Extra verification layer Audit Trails – Logging all financial transactions Tokenization – Never storing raw card data Rate Limiting – Preventing unauthorized access attempts These strict rules are critical because the system handles real money and customer financial data.

What does a 3-Month Maintenance Plan include?▼

A comprehensive maintenance plan covering: Security Updates – Monthly patches for MongoDB, Node.js, React, and dependencies Bug Fixes – Identification and resolution of reported issues Performance Optimization – Database indexing, code optimization, and server tuning Backup & Recovery – Weekly automated backups with disaster recovery testing Monitoring & Uptime – 24/7 system health checks with 99.5% uptime guarantee Payment Gateway Updates – Ensuring compliance with Stripe/PayPal API changes User Support – Help desk support for technical issues (2-3 business day response) Compliance Checks – PCI-DSS compliance audits and documentation updates Analytics Reports – Monthly reports on system performance and transactions Scaling Adjustments – Infrastructure optimization as traffic grows