transaction-processing

AI-Powered Bookkeeping & Demand Forecasting

Open-source AI/NLP-powered financial assistant for small businesses: automates bank transaction categorization, analytics, and integrations with Telegram, Google Sheets, and Bitrix24.

Production-ready Banking System built with FastAPI, Async SQLAlchemy, MySQL, JWT Authentication, RBAC, Docker, CI/CD, Transaction Processing, and VPS Deployment.

Transaction in Python

For secure transaction system - I build a new signing blockchain algorithm using RSA

Web platform to validate and process transaction data (orders, products, payments) with country-specific phone rules, date validation, and chunked CSV download.

"🏧 ATM simulation, Perform banking tasks: withdraw 💸 deposit 💰 check balance 📊 change PIN 🔐 & view history 📜 Includes multi-user support, account management, transaction logging, and secure authentication. Learn about banking systems, OOP, and database design."

Measuring the retry tax: how a bounded retry budget changes the isolation-level trade-off on PostgreSQL (SmallBank harness, 960 configurations, full results + report)

💳 Revolutionize payment systems with Zen7 Payment Agent, a DePA implementation that enables automated, secure transactions and innovative commerce solutions.

Fail-closed validation firewall for inbound transaction feeds: manifest control totals in integer cents, SHA-256 duplicate fingerprints within and across files, robust outlier checks. 25k rows/s in a flat 257MB (measured), machine-readable quarantine verdicts, local or S3/MinIO landing zones.

YAML-driven Python transaction pipeline with validation, quarter filtering, VAT calculation demo, pytest and CI.

Web-based Transaction Data Validation Platform built with Streamlit and Python for data cleaning, validation, analytics, reporting, and CSV processing.

SMS/Email transaction parser with ML classification and goal impact analysis. FastAPI backend with interactive documentation. Built for AmiFi Fintech Labs internship.

Production-ready AI-powered transaction processing pipeline with asynchronous job orchestration, anomaly detection, LLM classification, and structured financial analytics.

State-driven transaction workflow modeling secure financial operations with explicit lifecycle transitions. Design Pattern to define finite states classes for defined abstraction.