Problem
Keeping inventory, checkout state, and payment confirmation synchronized.
Live
A complete commerce platform with product browsing, account-based checkout, order tracking, and administrative product management.
Keeping inventory, checkout state, and payment confirmation synchronized.
Introduced server-side validations and idempotent order handling around payment success callbacks.
Built frontend architecture, APIs, and order/payment pipeline.
Shows end-to-end product delivery with clean UX and reliable transactional logic.