Chapter II·Project II

Zoysite E-Commerce SaaS

An advanced all-in-one eCommerce store builder and retail SaaS enabling modern brands to launch online stores, mobile apps, and synced ePOS.

Overview

Zoysite provides a comprehensive no-code retail infrastructure empowering entrepreneurs to build single-vendor or multi-vendor online stores in seconds.

The platform integrates inventory tracking, abandoned cart recovery, automated GST tax invoicing, customer wallets, and dynamic logistics tracking.

Built with a modern Next.js frontend and high-throughput NestJS microservices backend, Zoysite enables lightning-fast store loading speeds and high conversion checkouts.

Integrated both Stripe and Razorpay payment gateways with zero platform transaction fees, supporting multi-currency transactions and automated payouts.

Engineering Case Study

The Challenge

Architected a scalable multi-tenant infrastructure supporting thousands of independent merchant storefronts with custom domain mapping.

The Solution & Outcome

Implemented dynamic Nginx reverse proxy routing with wildcard SSL automated via Let's Encrypt to map merchant custom domains seamlessly.

The Challenge

Synchronized offline ePOS transactions with online cloud inventory in real time to avoid inventory collisions and overselling.

The Solution & Outcome

Created an optimistic locking and event-driven inventory reconciliation queue using Redis streams and TypeORM transactions.

Project Specs

Role
Full-Stack Architect
Duration
5 months
Year
2026
Context
Client Deliverable

Technologies

Next.jsNestJSTypeORMPostgreSQLStripeRazorpay