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Kuyumcu Sistemi

Transaction, credit-ledger and Z-report tracking for a jeweller

Next.jsTypeScriptRechartsTCMB APITailwind CSS

Screenshots & Schematics

Jewelry live trading terminal and bullion rate board
Jewelry live trading terminal and bullion rate board

Problem & Challenge

Jewelers exposed to price slippage during volatile gold swings and unorganized customer credit accounts tracked on paper ledgers.

How It Works

01

Real-time gold bullion and coin prices stream with live ticker indicators.

02

Store managers set custom retail markups and toggle a clean customer-facing showroom view.

03

Customer loans and balances are recorded with dual denomination tracking (grams and fiat currency).

04

Scrap buy-ins, trade-ins, and retail sales feed into instant cash drawer tallies.

05

One-click end-of-day Z-reports render financial turnover and Recharts margin analytics.

Architecture & Technical Decisions

Next.js 16 (App Router), TypeScript, Recharts visualization library, central bank exchange rate integration, and Tailwind CSS v4.

A live bullion and trading terminal where jewelry businesses monitor real-time gold/FX rates, adjust buy/sell spreads, manage customer credit ledgers, and export daily Z-reports.