# Automatic Crypto Swap: Multi-Chain Centralized Exchange

> Developed a high-security, centralized platform for instant, automated cryptocurrency swaps, providing seamless conversion between a wide array of assets. The robust backend, built with Node.js, securely manages the exchange logic, custody, and transaction processing across multiple disparate blockchain networks, including Bitcoin, Litecoin, Dogecoin, all EVM-compatible chains, and Solana.

- **Category:** Blockchain & Web3

## Stack & skills
- React
- Node.js
- Front-End Development
- Next.js
- Back-End Development

## Gallery
- Laptop mockup on split navy and taupe cover, labelled "CENTRALIZED EXCHANGE" and "WEB APP", showing a blue swap form — https://www.sentientarc.com/portfolio/automatic-crypto-swap-exchange/thumb.webp
- Full dark AutoCryptoSwap exchange page: blue BTC-to-ETH swap panel with Flat Rate and Dynamic Rate toggles, then rate details, Reserves and 24h volume tables, and per-pair BTC price lists — https://www.sentientarc.com/portfolio/automatic-crypto-swap-exchange/1.webp

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Canonical page: https://www.sentientarc.com/portfolio/automatic-crypto-swap-exchange