build and edit Ethereum based exchange market(dex) - 01/05/2018 14:47 EDT

Our server is from linode and os is ubuntu. our project is written python. and so we need python expert and cryptocurrency. We hired one company to build ethereum based exchange market like [login to view URL] But three months have passed away not finishing our project. They are working on it but not satisfied with design ui and skills. We have already spent half of money and wasted time for this project. We want to change my employee company to new one to finish our project. regular/daily Live communication, let us know your plan what you will do We need exchange smart contract source code for deposit, withdraw, transfer, buy, sell, cancel, refund on ethereum block chain. Login with metamask, private key, json file, ledger nanos wallet(not made yet). My trade, market trade, deposit, withdraw history, open orders, order history, live chat with various lanaguage room, all menu and messages need language file for multi language site selection. tradingview chart, depth chart, quick balances, market token list, ask, bid, buy, sell, coinmarketcap api, admin panel for coin listing, taker and maker fee set, notice, our token deployment for our token market(it will be used as its own fee at our exchange and it has own market like bnb(binance market), ethereum market and mobile apps(iphone, android possible, not needed) almost done exept for our exchange smart contract source, deposit and withdraw, transfer, cancel, buy, sell tokens. Bootstrap version is 3.3.7. it need to conver to newest 4.x version. Angular, djanggo, js expert needed We want to hire asap and finish in 15 days. We will let you know our premaid website. Bid and talk to us.