💰 Crypto Payment Gateway

Multi-chain crypto payment gateway with real-time settlement

Supported Chains

Chain	Token	Network
₿ Bitcoin	BTC	Mainnet / Lightning
Ξ Ethereum	ETH, ERC20	Mainnet / L2
₮ Tether	USDT	ERC20, TRC20, SOL
◈ Tron	TRX, TRC20	Mainnet
◎ Solana	SOL, SPL	Mainnet

Features

• 🔄 Real-time settlement — instant transaction confirmation
• 🔔 Webhook notifications — configurable event callbacks
• 🏷️ Per-payment addresses — unique address generation
• 💱 Multi-currency — auto-conversion and rate locking
• 📊 Dashboard — transaction analytics and reporting
• 🔒 Security — HSM key management, 2FA, audit logs

Quick Start

import { CryptoGateway } from '@redoh/crypto-gateway';

const gateway = new CryptoGateway({ apiKey: 'YOUR_KEY' });
const payment = await gateway.createPayment({
  amount: 100,
  currency: 'USDT',
  chain: 'TRC20',
  webhook: 'https://your-api.com/webhook'
});

Architecture

Client SDK → API Gateway → Chain Processors → Settlement Engine
                                ↓
                        BTC | ETH | TRX | SOL

Tech Stack

• Backend: Node.js, TypeScript
• Blockchain: ethers.js, bitcoinjs, @solana/web3.js
• Database: PostgreSQL, Redis
• Infra: Docker, Kubernetes

Author

@redoh — Senior Full-Stack Engineer | Fintech & Blockchain