🏦 Bank Statement Converter API

A production-ready FastAPI backend that converts bank statement PDFs into structured CSV and Excel files with automatic transaction detection and balance-based debit/credit logic.

🚀 Live API

https://bank-statement-converter-moih.onrender.com/docs

✨ Features

• Upload multi-page bank statement PDFs
• Extract transactions (date, description, amount, balance)
• Intelligent debit/credit detection using balance logic
• Generate summary (total credit, total debit, opening & closing balance)
• Export results as CSV and Excel
• Supports large statements (200+ transactions)

🛠 Tech Stack

• FastAPI
• Python
• pdfplumber
• Pandas
• Uvicorn

📤 API Endpoint

POST /upload

Upload a bank statement PDF and receive:

• Transaction summary
• Downloadable CSV & Excel files

📊 Sample Summary Output

{
  "total_transactions": 283,
  "total_credit": 200664,
  "total_debit": 240011.78,
  "opening_balance": 40149.89,
  "closing_balance": 802.11
}
🧠 Notes
Uses rule-based parsing (no external APIs)

Balance-delta logic ensures accurate debit/credit detection

Designed for extensibility across multiple banks

📌 Future Enhancements
Multi-bank format detection

OCR fallback for scanned PDFs

Frontend UI

Authentication & rate limiting

Built with ❤️ by Aditya