I am a senior Blockchain and Cryptocurrency developer with over 3 years of experiences. With these days, I had created many coins newly or by forking BTC, LTC, DASH, XMR and so on. I am very familiar with Ethereum and web3.js with over 5 years of experiences. In past days, I have built many Cryptocurrency websites such as ICO, Mining and Exchange using Node.js, Laravel, Javascript and so on. Also I have good experiences with creating ERC tokens such as ERC20, ERC721 and ETC223, and Smart Contractor using Solidity for Ethereum blockchain.