BAIBAI

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Client Introduction

Baibai is the cryptocurrency exchange website where user can buy/sell Bitcoin and other alt coins.
Baibai adds a level of unprecedented security on top of a convenient marketplace solution.

Project Requirements

Engagement model: Project based – fixed price and on going support
Customer: Mikio Suzuki

Technologies

ASP.NET core 2.1
Amazon cloud service
Load balancing
Scalable system
Angular 5
Zendesk intergration
Bitcoin network
Stress test by Jmeter
Redis cache cluster
Rabbit MQ
Unit of work
Database cluster
SQL Server
YouTrack
Microservices
SignalR
Multi thread

Features

Deposit, withdraw, transfer cryptocurrency
Buy/sell Bitcoin and other alt coins
Protect user wallet and other attack methods by using 2FA
Referral program for user by level
Handle dispute when make a trade
Real time data update
Highload system
Online support 24/7
Provide a new way to buy/sellbitcoin
Chat between 2 users and supporter
Admin can control fee, limit and other settings real time
Verify user info
Full responsive website
Marketplace, support 1mil visit per sec, 10 trades per sec, cryptocurrecy exchange, bitcoin transcation, security system against common attacks, real time data update, referral program.

Challenges

Get passed customer target:
1.000.000 visitors per second
2.500 online users
10 trades completed per second
All pages must render below 5s, all action must execute below 3s
UI/UX must 100% like design on mobile, desktop, tablet and on all browsers (Some special likes: UC browser…)
Protect user info, user wallet by all common attack methods
Need to understand about Bitcoin network and cryptocurrency exchange
Customer rebrands website with new look & feel
Deadline very shoot but the quality must good
China government blocks some Google services
Need to research and con!g all Amazon cloud services
Multi threads on multiple server access the same data to modify/get data
Work with remote team in China about their coin service

Solutions

Build solution based on microservice architecture
Split application to module to lazy loading
Optimize code, restructure component, database and apply best practice
Move all needed data to Redis cache cluster to speed up read side
Apply Rabbit MQ to speed up write side
Research and study Amazon cloud services, Coin service, Bitcoin network
Control task, member, sprint and deadline by SCRUM model and YouTrack tool
Use memcache and Redis cache to store data for a while (2s), then a background job will collect and process data later
Use other service which can run well in China