# Tanvir Ahmod Rafi — Rafifolio

> Portfolio of Tanvir Ahmod Rafi, AI Backend Engineer specializing in RAG systems, MCP orchestration, vector search, and scalable API development.

## About

- [Portfolio](https://www.tanvirahmodrafi.com/): AI Backend Engineer building production-grade intelligent systems.
- [Markdown version](https://www.tanvirahmodrafi.com/index.md): Full content of this site as Markdown.

## Projects

- [Ulka Chat](https://ulka.chat/): Production-ready AI chatbot backend at Saratech Ltd — RAG pipelines and vector search over Qdrant, with MCP-based tool orchestration and scalable FastAPI services.
- [FactDrop](https://factdrop.org/): Agentic RAG fact-checker where AI agents plan searches, gather multi-source evidence via a custom MCP server, and trust-score every source to produce explainable verdicts — with Bangla–English support.
- [Memma Logistics Hub](https://memma.debugly.org/): SSR React 19 marketing site for a Bangladesh logistics company on TanStack Start, with a hardened single-table Supabase pipeline (RLS insert-only) for secure quote-request submissions.
- [CampusMate AI](https://campusmate.app/): AI assistant for Southeast University with contextual RAG, tool-calling chatbot workflows, and structured knowledge pipelines for accurate, context-aware student support.
- [Punji](https://www.tanvirahmodrafi.com/#projects): Flutter finance app for expense tracking, budgeting, and shared expenses with relational expense partners — plus an AI chatbot for money-management assistance.
- [Rumor Scanner](https://rumorscanner.com/): SwiftUI iOS client with REST API integration and WebView support, extending the web platform into a mobile-friendly experience.
- [Hostellize](https://www.tanvirahmodrafi.com/#projects): JavaFX hostel management system with MySQL-backed workflows for hostel administration, data storage, and daily operations.
- [Fidders](https://www.tanvirahmodrafi.com/#projects): AI fitness assistant with chatbot-driven recommendations, automated food charts, and personalized gym routine generation.
- [Hatbazar](https://www.tanvirahmodrafi.com/#projects): Full e-commerce system with AI chatbot support and role-based workflows for admins, owners, and riders.

## Connect

- [GitHub](https://github.com/tanvirahmodrafi)
- [LinkedIn](https://www.linkedin.com/in/tanvirahmodrafi)
- [Email](mailto:tanvirahmod.cn@gmail.com)