Need blockchain developer to make a few changes to existing blockchain

How are you? I am blockchain expert as you see. I would like to discuss in detail via chat. Thanks

Hello Sir, I am professional blockchain specialist and I did many project like this.I can show you demos . So, please start a chat session for more discussion. Thank you.

I am a certified Blockchain developer and have hands on experience in building liquidity provider of Bittrex, Poloniex, Cobinhood and KrakenArbitrage Tool also can be developed for Exchange, which I have done in the case of LondonEx.io. I can do modifications on your existing exchange. Let's connect.

Blockchain, node.js expert. I'm fullstack web developer and database manager. I'm software engineer and algorithm expert. Thanks.

Dear client Honorable Senior I am happy to apply in your project. Your project is interesting to me. I have good skills about nodejs, framworks i am pretty sure I can meet your demand I think that your job is good for me I have experienced about 6+ years I have free time and can begin the working now. thanks Ivan

For your win business. Hello sir .nice to meet you. I have just read your project and supported your good idea. I am senior developer that you are looking for somebody. I am interesting about your description. I have studied bockchain for long time and have a lot of practice experience. I have used bitcoin, litecoin, etherium etc and made exchange site and wallet app. Also I have experienced about IPVX and ICO. I mastered theory of blockchain and designed blockchain by using several program language. C++,java, javascript, swift, PHP,mongoDB, Mysql,node js etc. Perfectly I can do it. Thank you for your time.

2+ years blockchain developer. Experience with Node.js and Solidity. Experience with Bitcoin, Omni, Ethereum, Tron and Stellar blockchain.