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Marketplace · Stripe Connect · Payments

Collectibles TradingMarketplace

A peer-to-peer marketplace for trading collectibles — live listings, negotiated pricing, and money movement that both sides can trust. Architected and built solo.

ReactStripe ConnectREST APIsData ModelingPricing EnginesGit
app.case-study/market

Payments

Stripe Connect

Escrow-style flows route funds between buyers, sellers, and the platform.

Pricing

Dynamic models

Commission and variable-fee engine tuned per category.

Trading

Peer-to-peer

Listings, offers, and swaps in a single real-time flow.

Stylized product snapshot — full walkthrough available on request

Interface capture queue

Screenshot frames are staged.

Final product captures will drop into these positions without changing the story or layout.

Capture 01

Live marketplace

Listings, pricing signals, and category discovery

Capture 02

Offer workspace

Negotiation, swaps, and trade status in one flow

Capture 03

Settlement view

Fees, funds, and payout reconciliation

The Problem

Collectibles trading lives in scattered Discord servers and DM threads, where scams are common and nobody trusts the other side of the deal. The marketplace needed to make strangers comfortable exchanging real money — payments, fees, and trust built into the rails, not bolted on.

The Build

01

Stripe Connect payment rails

Integrated Stripe Connect so funds move between buyers, sellers, and the platform with escrow-style holding — nobody pays a stranger directly.

02

Commission & variable-fee modeling

Built a pricing engine that models platform commission and category-specific fees, keeping every trade transparent before money moves.

03

Transaction reconciliation

Every trade reconciles end to end — listings, offers, payouts, and fees traceable from a single record.

04

Backend data modeling

Designed the data architecture for listings, trades, and user reputation so the marketplace can scale without a rebuild.

The Outcome

A functioning marketplace with real payment infrastructure — the same e-commerce and payments capability the studio now offers to clients.

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