AHC.

Based in Dhaka, Bangladesh

AbrarHasanChowdhury

I am a
Engineer

CS student, serial entrepreneur, and full-stack engineer from Dhaka. I build software that solves real problems, from business management platforms to ML research, and run companies on the side.

3+
Companies
22L
BDT Revenue
98.27%
ML Accuracy
8+
Projects
Scroll

Technology, product, and business focus areas.

React
FastAPI
Python
MySQL
Git
Flutter
Networks
Systems
Cloud
Startup
Product
Research
Global
React
FastAPI
Python
MySQL
Git
Flutter
Networks
Systems
Cloud
Startup
Product
Research
Global
Global
Research
Product
Startup
Cloud
Systems
Networks
Flutter
Git
MySQL
Python
FastAPI
React
Global
Research
Product
Startup
Cloud
Systems
Networks
Flutter
Git
MySQL
Python
FastAPI
React

WhatIDo

Three dimensions, one mission: build things that matter.

01

Engineer

Full-stack developer building web platforms, ML pipelines, and systems software. React, FastAPI, Firebase, and more.

02

Founder

Serial entrepreneur running 3 active companies in trade, textiles, and tech. 22 lakh BDT in e-commerce revenue.

03

Builder

From Arduino door locks to Bangla NLP research, if it solves a real problem, I'll build it.

FeaturedWork

A selection of projects I'm proud of.

All Projects
2025

BTTAL Business Management Web App

Full-stack business management platform with real-time invoicing, inventory tracking, accounts, and customer modules. Supports admin/user roles and salesperson management.

ReactFirebase AuthFirestoreTailwind CSS
2025

Bangla News Classification

ML research on 408K Bangla news articles using TF-IDF and ensemble models. Achieved 98.27% accuracy with Random Forest, the largest Bangla news dataset experiment.

PythonScikit-learnTF-IDFSMOTE
2025

Mini Shell in C

Unix-like shell with piping, I/O redirection, background jobs, and signal handling. Built on raw Linux system calls.

CLinuxforkexecvp

MyStack

Languages, frameworks, and tools I work with.

skills
& tools

Languages

CC++JavaPythonDart

Frameworks

ReactFlutterFastAPI

Databases

MySQLPostgreSQLFirestore

Developer Tools

GitArduinoCiscoUbuntuLaTeXNotionMS OfficeGoogle Workspace

Editing Tools

FigmaCanvaCapCut

Soft Skills

Problem-SolvingCommunicationTeam Collaboration

Let's Build Something
Together.

Open to collaborations, freelance projects, and interesting conversations.