Web Application Development

BAIBAI

Crypto
Cryptocurrency Exchange

Engagement model: Project-based – fixed price and ongoing support
Customer: A Financial Company in Hong Kong

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

Share
Overview Image

What The Client Required

A Financial Company in Hong Kong:

  • 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/sell bitcoin
  • Chat between 2 users and supporter
  • Admin can control fee, limit and other settings real time
  • Verify user info
  • Full responsive website
  • Multiple language

Our Technologies

Specifically, the Saigon Technology team utilized the following technologies for the project:

  • ASP.NET core 2.1
  • Amazon cloud service (RDS, Multi deployment A-Z, Docker)
  • Load balancing
  • Scalable system
  • Microservices 
  • Angular 5
  • Zendesk integration 
  • SQL server 
  • Bitcoin network
  • Stress test by Jmeter 
  • Redis cache cluster
  • Rabbit MQ
  • Unit of work
  • Database cluster
  • SignalR 
  • Multi thread 
  • YouTrack

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 the design on the 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's government blocks some Google services
  • Need to research and config all Amazon cloud services
  • Multi threads on multiple servers access the same data to modify/get data
Challenges Image
Solutions Image

Solutions

  • Build solution based on microservice architecture
  • Split application to the 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 the 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 another service that can run well in China

Related Projects

Ecommerce
INSTACOUPON

INSTACOUPON

When we took on this eCommerce-related project - the new trend of the times - called InstaCoupon, our agile development team collaborated closely with the client to comprehensive requirements.
Detail arrow
By Service
Peptalk Webflow

Peptalk Webflow

During the cooperation with Saigon Technology, Peptalk has decided to improve product quality by switching to Webflow for a fresh and improved design.
Detail arrow
Web Application
Lumina – A Scalable E-Learning Web Application

Lumina – A Scalable E-Learning Web Application

How Saigon Technology designed and built Lumina, a scalable, mobile-responsive e-learning MVP that lets teams launch online courses and prove demand fast.
Detail arrow
Web Application
Scholar OS – A Unified Education Platform

Scholar OS – A Unified Education Platform

Saigon Technology built Scholar OS, an IEMS unifying student, academic, and financial data into one platform with connected LMS and CRM modules.
Detail arrow
Web Application
Atrium – A Real Estate CRM Platform

Atrium – A Real Estate CRM Platform

Explore how Atrium, a custom Real Estate & PropTech CRM platform, helps agencies manage leads, automate workflows, track transactions, and improve sales performance through web and mobile applications.
Detail arrow
Offshore Dedicated Team
GTW Prop Trade Pty

GTW Prop Trade Pty

A startup company specializing in FX trading. Starting up a new solution for FX trading platforms to replace their old application.
Detail arrow
Fintech
Personal Loan Platform

Personal Loan Platform

The system was developed using a microservices architecture, and then the software development team was split up into many service teams that all followed the Personal Loan Platform values but were managed in various ways.
Detail arrow
Offshore Dedicated Team
Evolution and Engine ODC

Evolution and Engine ODC

The client set up an ODC with Saigon Technology to help develop Engine and Evolution. Our ODC services delivered tailored solutions to meet their business needs.
Detail arrow
By Industry
Build-Operate-Transfer (BOT) Partnership

Build-Operate-Transfer (BOT) Partnership

Establishing a high-performance software team in a new region is a major strategic challenge for global tech companies seeking rapid, sustainable growth. With a Build-Operate-Transfer (BOT) model, we design, hire, and run your dedicated Vietnam engineering center, stabilize processes, then transfer the team, IP, and operations to you. In 2018, a leading IT company from […]
Detail arrow

Do you need specific Case studies for Your industry?

We are always ready to assist you. Reach out to us today.

    Contact Message Box

    Schedule a Demo with Our Industry Experts

    Book a free 30-minute call

    • See case studies aligned with your requirements
    • Validate our industry experience
    • Confirm technical fit for your project
    Schedule a Demo

      Your RFP, reviewed by experts in 24 hours

      AI-accelerated path from brief to working prototype. Engineers, not sales.
      • Clickable prototype of your core user flow
      • Workflow visualization mapping the full system
      • Architecture direction covering stack, integrations, and scale
      • Technical recommendation call with our engineering team
      Free Demo Campaign