I build production AI systems β real-time voice agents, RAG pipelines, and agentic tools on MCP β plus full-stack products used by real people.
Professional roles where I've built real products used by real people
AI Engineer
Dhaka, Bangladesh
App Screenshots
Full Stack Developer
Dhaka, Bangladesh
Peer-reviewed research behind my engineering work
Mashrur Rahman, Chowdhury Ajmayeen Adil, Ahnuf Karim Chowdhury, Nahid Asef, Tahsina Muthaki, Tanjila Broti
International Conference on Electrical, Computer and Communication Technologies (ECCT), 2026
Accepted Β· Peer-reviewed Β· First authorProposes an MVC platform (React 19 + ASP.NET Core 9 + PostgreSQL + SignalR) applying Google Gemini multimodal AI for automated content validation, a multi-factor feed-ranking model, and a gamified βLaughScoreβ engagement system with real-time messaging β evaluated in a user study with 4.3/5 satisfaction, 45 ms median API latency, and 99.8% uptime.
Explore my latest work showcasing innovative solutions and creative problem-solving
AI companion app with real-time voice conversations, speech recognition, WebRTC calls, and personalized memory. Features a customizable AI personality with emotional awareness, persistent relationship memory, and natural conversation flow. Built with FastAPI, React, and PostgreSQL.
MCU-inspired holographic AI personal assistant with task management, AI chat via Gemini, voice input, persistent memory, and 4-way hybrid search. Features multi-agent orchestration with Coder, Researcher, and Browser sub-agents. Built with React 19, Express 5, PostgreSQL + pgvector on Neon DB, and includes an Android app with native push notifications.
A modern, full-stack e-commerce platform built with React and Express.js, featuring secure authentication, shopping cart functionality, comprehensive admin management capabilities, and real-time product management with MongoDB backend.
Insights, tutorials, and thoughts on technology, design, and development
# Binary Search Tree: Comprehensive C++ Implementation ## Introduction Binary Search Trees (BSTs) provide O(log n) average-case search/insert/delete ...
Mashrur Rahman
Implementation Guide
# Expression Notation Converter: Comprehensive Implementation ## Introduction This converter handles all transformations between infix, prefix, and p...
Mashrur Rahman
Implementation Guide
# Prefix Expression Calculator: Polish Notation Evaluation ## Introduction Prefix notation places operators before operands, enabling parenthesis-fre...
Mashrur Rahman
Algorithm Analysis
Recognition and accomplishments that showcase my dedication and expertise
Successfully passed the HackerRank skill certification test for Problem Solving (Basic) on 24 January 2024. This certification validates fundamental p...
HackerRank
Issuing Organization
Placed 3rd among 6100+ participants worldwide with FleetMind, an agentic AI fleet-dispatch platform built on the Model Context Protocol (Nov 2025).
Anthropic & Gradio
Issuing Organization
First-author peer-reviewed conference paper accepted at the International Conference on Electrical, Computer and Communication Technologies (ECCT) 202...
ECCT 2026
Issuing Organization