# Zahid Hasan Tonmoy

> MERN Full Stack Developer, Data Analyst & AI Agent Developer based in Dhaka, Bangladesh.

Zahid Hasan Tonmoy is a computer science student at Daffodil International University (2021–present) who builds full-stack web applications, data science tools, AI agents, and mobile apps. He has delivered 9+ projects spanning web apps, mobile apps, IoT systems, and machine learning models. He is available for freelance, contract, and full-time work internationally.

**Portfolio:** https://zahidhasantonmoy.vercel.app  
**Structured data (JSON):** https://zahidhasantonmoy.vercel.app/api/about  
**Last updated:** 2025-08-25

## Identity

- [Portfolio](https://zahidhasantonmoy.vercel.app): Official portfolio site
- [GitHub](https://github.com/zahidhasantonmoy): Source code and projects
- [LinkedIn](https://www.linkedin.com/in/zahidhasantonmoy/): Professional profile
- [Contact](https://zahidhasantonmoy.vercel.app/#contact): Hire or get in touch

## Projects

- [Flexpath](https://github.com/zahidhasantonmoy/Flexpath): Gig economy mobile app for Bangladesh — Flutter, Supabase, PostgreSQL; NID verification, real-time chat, role-based dashboards
- [Gold Price Predictor](https://gold-price-predictor-2f1h.onrender.com/): ML regression app predicting daily gold prices with R² ≈ 0.9999 — Python, Scikit-learn, Flask
- [Curious Cart BD](https://curiouscart.vercel.app/): Full-stack e-commerce platform — Next.js, React, TypeScript, Tailwind CSS, REST API
- [Jerseyvault](https://jerseyvault.vercel.app/): Full e-commerce platform with order tracking, wishlist, reviews — React, Supabase, PostgreSQL
- [Vortex Shield](https://protocolzero.vercel.app/): File encryption suite with AES-GCM and Argon2id — Python, CustomTkinter, React, TypeScript
- [LocalDrop Pro](https://localdrop-one.vercel.app/): P2P browser-to-browser file transfer via WebRTC with AES-GCM encryption — React, PeerJS, PWA
- [Smart Drainage System](https://github.com/zahidhasantonmoy/smartdrainagesystem): IoT flood prevention system — ESP32-S3, MicroPython, Firebase, Android
- [Halarnati](https://halarnati.free.nf/): File and text sharing platform for Bangladeshi users — PHP, MySQL
- [OffenseOrbit](https://github.com/zahidhasantonmoy/OffenseOrbit): Crime management platform for citizens and law enforcement — PHP, MySQL, Bootstrap

## Skills

- [MERN Stack](https://zahidhasantonmoy.vercel.app/#skills): MongoDB, Express.js, React, Node.js, TypeScript, REST API, JWT Auth, Redux, Mongoose
- [Web Development](https://zahidhasantonmoy.vercel.app/#skills): Next.js, Tailwind CSS, HTML, CSS, JavaScript, PHP, SQL, WordPress
- [Data Science & AI](https://zahidhasantonmoy.vercel.app/#skills): Python, NumPy, Pandas, TensorFlow, Keras, Scikit-learn, PyTorch, Matplotlib
- [Mobile & Backend](https://zahidhasantonmoy.vercel.app/#skills): Flutter, Firebase, Supabase, Docker
- [Digital Marketing](https://zahidhasantonmoy.vercel.app/#skills): SEO, SEM, Social Media Marketing, Google Analytics

## Credentials

- [Software Development Competition Winner 2024](https://zahidhasantonmoy.vercel.app/#achievements): 1st place, Dhaka, Bangladesh
- [Project Showcase 2nd Place 2024](https://zahidhasantonmoy.vercel.app/#achievements): BUBT CSE Department
- [Intro to Machine Learning](https://zahidhasantonmoy.vercel.app/#achievements): Kaggle certificate, 2025
- [Digital Marketing (TAFE)](https://zahidhasantonmoy.vercel.app/#achievements): BUBT–TAFE, Top Performer, 2025
- [Cyber Hygiene Training](https://zahidhasantonmoy.vercel.app/#achievements): Google.org & Asia Foundation, 2025
- [Data Analysis Internship](https://zahidhasantonmoy.vercel.app/#achievements): Tech Solutions Ltd., 2022

## Links

- [Resume (PDF)](https://zahidhasantonmoy.vercel.app/files/Resume/Zahid_Hasan_Resume.pdf): Download full CV
- [Projects section](https://zahidhasantonmoy.vercel.app/#projects): All 9 live projects
- [About section](https://zahidhasantonmoy.vercel.app/#about): Bio and background
- [Structured API](https://zahidhasantonmoy.vercel.app/api/about): Machine-readable JSON portfolio data