This content originally appeared on DEV Community and was authored by Mido
Just finished building Flash, a real-time trading simulator that handles live market data with WebSocket updates.
Key features
- Real-time price updates for stocks, crypto, and forex
- AI-powered portfolio analysis using OpenAI
- Redis caching to optimize API calls
- Full authentication and portfolio management
Tech stack
Next.js, TypeScript, Express, Socket.IO, Prisma, PostgreSQL, Redis, OpenAI
Demo
What’s next
Planning to add stop-loss/take-profit orders, deeper analytics, and more advanced AI features.
Let me know if you have questions about the implementation!
This content originally appeared on DEV Community and was authored by Mido