Crypto Portfolio Tracker

Overview

A modern cryptocurrency portfolio management system that helps users track their investments, analyze performance, and automate trading strategies across multiple exchanges.

Key Features

• Real-time price tracking
• Portfolio analytics
• Automated trading strategies
• Exchange API integration
• Performance reporting
• Tax calculation assistance

Technical Implementation

Frontend

• Vue.js 3 with Composition API
• Real-time data with WebSocket
• Interactive charts
• Responsive design
• PWA capabilities

Backend

• Node.js microservices
• PostgreSQL for data persistence
• Redis for caching
• Multiple exchange API integration
• Automated trading engine

Challenges Overcome

1. Data Management

   • Real-time price aggregation
   • Historical data storage
   • Data consistency across exchanges
   • Cache optimization

2. Trading Integration

   • API rate limiting
   • Order execution timing
   • Error handling
   • Position reconciliation

3. Performance

   • Real-time calculations
   • Large dataset handling
   • WebSocket optimization
   • Database indexing

Results

• Successfully processes 1000+ transactions/second
• 99.9% uptime
• Sub-second trade execution
• Positive user feedback
• Growing user base

Future Development

• Mobile app development
• Advanced trading algorithms
• Social trading features
• Additional exchange support
• DeFi integration