Hi, I am a senior blockchain developer with proficiency in NFT marketplace, Smart Contract development, ICO& IDO, Smart Contract Audits, DeFi/DApp development.
My blockchain experience is extensive, having worked with blockchain since 2017.
I am well-versed in the following services:
✓ Smart Contract Development
 - ERC20, ERC721, ERC721A, ERC1155, BEP20, BEP721 Standards, Solana, EOSIO, WAX networks.
 - Contract Test and Audit in development environment by using Truffle, Hardhat
 - Anti-Bot, Whitelist functions integration for Token, NFT contracts
 - Wrap Token Contract development from BTC, NDAU, Doge, etc.
✓ Smart Contract Audits
 - Code checking line by line
 - High/Middle/Low level severity Audit test on the testnet, devnet
 - Provide audit with functional example
✓ Defi/ DApp Development
 - Forking Dex tools like Uniswap, Sushiswap, Pancakeswap, Rubic with special requirement
 - Crypto Escrow System development (Frontend: React, Backend: Laravel, Python/Flask, Escrow Contract development)
 - ICO & IDO, Token airdrop & presale service platform with custom supply, Liquidity, whitelist
 - Wallet connection using web3.js or ether.js
✓ NFT minting & staking, marketplace Development
 - Minting, Staking Contract on ERC721, ERC1155 standards on Ethereum, Polygon, Avalanche, BSC, Harmony, Solana network
 - P2E (Play to Earn) contract development
✓ Cross-Chain-Bridge Development.
 - Child Token, Bridge Contract development
 - Relay service integration like Moralis, Chainlink, Chainstack
 - Well-made Cross-Bridge DApp development using react.js, web3.js, MongoDB
 ✓ CEX Development
 - Spot & Margin Trading option, Multi-Chain Support
 - Fiat Withdraw, Deposit function by using PayPal, Stripe, CoinPayment, Perfect Money Api integration
 - Well-Structured DB Design
Best Regards. We will meet on the Crypto-Verse