Trading Journal & Personal Finance Management Platform

Architected and developed a comprehensive SaaS platform combining a crypto trading journal with complete personal finance management. Built with Next.js 15, TypeScript, and PostgreSQL/Prisma ORM, featuring secure JWT authentication, role-based access, and personal data backups. Implemented real-time analytics with Recharts, multi-currency account management, a budget planning system, and financial goal tracking. Created RESTful API architecture with server-side rendering, automated P&L calculations for trades, and hierarchical transaction categorization with visual insights.