Fintech

NeoArth

A comprehensive paper trading solution helping users learn stock market investing without financial risk. We implemented real-time data fetching and an AI financial analyst to provide instant, actionable market insights using live technical indicators.

NeoArth Interface

Key Engineering Features

AI Financial Advisor

Integrated Google Gemini 2.5 Flash model to analyze stock fundamentals and provide instant, simplified investment verdicts.

Live Market Simulation

Real-time stock data fetching via Yahoo Finance API with dynamic interactive charts and time-range filtering.

Portfolio Analytics

Automated Profit & Loss (P&L) calculation, net worth tracking, and visual breakdown of asset allocation.

Secure Authentication

robust email authentication and user session management powered by Supabase, ensuring persistent portfolio data.

Under the Hood

Robust architecture designed for scale.

Frontend
Next.js 14TypeScriptTailwind CSSRecharts
Backend
Supabase (PostgreSQL)Next.js API RoutesYahoo Finance
AI & Data
Google Gemini AIVercel Edge Functions

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