A production-grade, web-first trading dashboard built with Next.js and TradingView Lightweight Charts. TradeSignal-Nicaragua monitors your watchlist in real time, computes technical indicators on every price update, and scores each symbol from 0 to 100 so you always know what to act on and what to avoid.

Cross-chain DEX price scanner. Finds price differences for the same token across BSC, ETH, Base, Arbitrum, and Polygon. Detects actionable arbitrage opportunities with spread + liquidity filters.

On-chain wallet portfolio analyzer. Shows token holdings, total value, 24h changes, and profit/loss calculations across BSC, ETH, Base, Arbitrum, and Polygon. Part of a five-skill on-chain research workflow.