Built a crypto screener handling 400+ coins,  
scaling to 10K+ soon.  
Key features:  
- Server-side filtering for big data.  
- Custom screening with AND/OR logic.  
- RSI, moving averages, and performance metrics.  
- Saves your search history.  
F# backend, Angular frontend.  
Part of a no-code backtesting platform.  
Looking for UX feedback and feature ideas.  
Try it: cryptoquant.dev/instruments/screener.

Wow that’s super impressive, handling 400+ coins and scaling to 10K soon is totally awesome, love the custom screening features too