I have 4 years of experience in full stack development and have developed mobile apps as well as web application.I have worked on several technologies: Blockchain consensus mechanism (POW,POS,DPOS,POC,POI),Ethereum,Bitcoin,EOS,smart contract ,web3js,Node.js,eosjs, truffle framework, scatter, metamask, grin master,Rust, Solidity,c++, Java, Angular js,React JS,React Native,Redux,hyperledger, master node.