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DxnTFT/README.md

Hey, I'm David Nguyen

Developer with a focus on building automation systems, trading tools, and full-stack applications. Studied software engineering at App Academy. I like building things that solve real problems -- from prediction market bots to mobile fitness apps.

Portfolio

Languages & Tools

Languages

Python TypeScript JavaScript SQL HTML CSS

Frameworks & Libraries

React React Native Expo FastAPI Vite Streamlit Express

Infrastructure & Tools

Supabase Vercel GitHub Actions Discord Playwright Web3


Featured Projects

Prediction Market Trading System

Python asyncio FastAPI Web3.py WebSocket

Production trading system for prediction markets with real-time price streaming, automated order management, risk controls, and a live monitoring dashboard. Handles real capital with sub-second opportunity detection.

Polymarket Whale Tracker

Python aiohttp Discord Webhooks

Real-time monitoring tool that tracks the positions and trades of top Polymarket traders. Features change detection, arbitrage pair identification, and Discord alerts for significant moves.

Fitness App

TypeScript React Native Expo Supabase

Mobile fitness application with user authentication, onboarding flow, workout tracking, nutrition logging, progress dashboards, and AI-powered features. Built with a full backend on Supabase.

NQ Futures Trading System

Python Interactive Brokers FastAPI SQLAlchemy

Automated trading system for Nasdaq futures with intraday strategies, market regime detection, confluence-based signals, and backtesting. Built for prop firm evaluation (Topstep).

Product Research Bot

Python Streamlit Playwright VADER Sentiment

E-commerce product discovery tool that combines Google Trends, Amazon competition analysis, Shopify saturation checks, and Reddit sentiment to score product opportunities 0-100. Web UI for team use.

Ryze Trait Tracker

React Vite CSS

TFT composition optimizer with real-time suggestions, cost-optimized solutions, and mobile-responsive design. Live and used by the community.

Live Demo View Repo


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