Binance Task

Prerequisites:

• Runs on node.js (latest LTS version)
• Maximum of 2 external libraries allowed (less the better) (sub-dependencies do not count here)
• No binance/crypto related libraries allowed
• SPOT testnet available at https://testnet.binance.vision
• SPOT mainnet available at https://www.binance.com
• SPOT documentation available at https://binance-docs.github.io/apidocs/spot/en/#change-log

Tasks:

• Log to console current non 0 asset balances available on the SPOT account (testnet)
• Open a single userData websocket (with all the requirement logic to keep the listenKey active)
• Keep your local asset balances state up to date based on the data coming from userData
• Log the asset balances again on every balance change
• Open 10 *@trade websockets for the 10 pairs with the highest volume in the last 24h on the SPOT exchange (mainnet)
• Determinate the 10 pairs dynamically (no hard-coded pairs)
• Measure event time => client receive time latency and log (min/mean/max) to console every 1 minute

Install

• Run init script

  make init

• Setup apiKey and apiSecret to src/secrets.js

Using

• Show actual balance

  ./bin/balance.js

• Show trades with the highest volume pairs in the last 24h

  ./bin/trades.js

• Create order (to demonstrate the balance update)

  ./bin/order.js