Finance Flow — Case Study by Bankole David
The Solution
Built a full-stack personal finance tracker that combines intuitive expense logging with powerful budget management and visual analytics, striking the balance between simplicity and depth.
Why These Tools
React for the interactive dashboard UI with real-time updates. Supabase for real-time database, authentication, and API eliminated the need for a separate backend server while providing row-level security. Tailwind for rapid UI iteration on the data-heavy dashboard.
Key Features
- Real-time expense tracking with instant updates
- Budget management with configurable alerts
- Interactive financial analytics and charts
- Transaction categorization and search
- User authentication with secure data isolation
- Mobile-first responsive design
Challenges & Learnings
Designing a data model that supports multiple currencies and complex categorization without becoming unwieldy. Solved with a flexible schema that normalizes amounts to a base currency while storing the original currency, and uses a hierarchical category system.
The Result
A functional, production-ready personal finance tool that demonstrates full-stack capability from thoughtful database design through to a polished, intuitive user interface.
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