Blockchain / Web3 · Case Study

Blockchain Engineering Platform

One blockchain platform spanning custom chain infrastructure, decentralized fundraising, and supply chain transparency.

Blockchain Engineering Platform

The Challenge

Modern blockchain products rarely need just one capability — teams building on Web3 need chain-level infrastructure they can inspect, financial primitives they can trust, and transparent tracking they can audit, working together as one system rather than stitched from disconnected tools.

The Approach

We built a single blockchain engineering platform with three integrated layers. The core is a custom blockchain written in Go, with genesis block creation, proof-of-work mining, transaction management, and a Merkle Tree for secure data storage, paired with a real-time React explorer for creating transactions, mining blocks, and searching the chain. On top of that, Solidity smart contracts deployed via Hardhat power a KYC-verified crowdfunding module with MetaMask wallet integration for campaign creation, contribution tracking, and transparent on-chain fund withdrawals. The platform also includes a Polygon-deployed supply chain tracking module, where smart contracts manage manufacturers, distributors, retailers, and customers under one complete, immutable audit trail.

Key Capabilities

Custom Go blockchain core with genesis block, Proof-of-Work mining & Merkle Tree storage
Real-time interactive chain explorer (create, mine, search transactions)
KYC-verified Solidity smart contract crowdfunding campaigns
MetaMask wallet integration for contributions & withdrawals
Polygon-deployed supply chain tracking with immutable audit trails
Multi-party ownership verification across manufacturers, distributors, retailers & customers

Tech Stack

Go (Golang)SolidityHardhatPolygon TestnetReact.jsEthers.jsMetaMask

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