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Projects Portfolio

Innovative AI solutions and applications I've built and deployed

Showing 12 projects

⭐ Featured Project
AI & Machine Learning

AI-Agent Learning Assistant

March 2025

Developed an interactive AI-powered web app using Agentic RAG to simplify complex topics from uploaded PDFs, combining book content with web-sourced insights and dynamic visualizations.

Technologies Used:

StreamlitLanggraphOpenAI GPT-4oTavily APIVector DB

Key Highlights:

  • Built with Streamlit, Langgraph, and OpenAI, leveraging GPT-4o-mini for natural language processing and Tavily API for real-time web searches
  • Integrated vector databases for efficient storage and retrieval of knowledge, enabling intelligent decision-making
  • Designed intuitive chat interface with session memory, highlighted keywords, and clear formatting
  • Enabled users to upload PDFs and receive simplified answers, improving learning efficiency by 30%
⭐ Featured Project
📰 Media Coverage
AI & Machine Learning

Sales Agent System

November 2025

An AI-powered sales agent platform that automates hierarchical sales data analysis, reporting, and actionable insights, enabling departments to make faster, smarter business decisions. Integrates agentic reasoning, retrieval-augmented generation (RAG), and real-time analytics for end-to-end sales intelligence.

Technologies Used:

StreamlitLangGraphOpenAI GPT-4oPandasVector DBSharePoint Integrationscikit-learn

Key Highlights:

  • Built a fully automated sales agent system using Streamlit and LangGraph with GPT-4o-mini for intelligent analysis
  • Integrated multiple department-specific Excel workbooks with SharePoint for seamless real-time updates
  • Enabled dynamic query responses, report generation, and data visualization for faster decision-making
  • Applied 4-tier analytics (Descriptive, Diagnostic, Predictive, Prescriptive) to provide actionable insights from sales KPIs and trends.
⭐ Featured Project
AI & Machine Learning

RAG-Powered PDF Parser

Oct-Nov 2024

Designed and developed a PDF parser leveraging Retrieval-Augmented Generation (RAG) and Large Language Models (LLMs) to extract and summarize data from both structured and unstructured PDFs.

Technologies Used:

RAGLLMsNLPPythonVector DB

Key Highlights:

  • Enabled quick and accurate insights by automating data extraction and summarization, reducing manual effort by 40% and improving processing speed by 50%
  • Implemented advanced NLP techniques to handle complex document layouts, achieving 95% accuracy in data extraction
  • Integrated the solution into existing workflows, reducing turnaround time from hours to minutes
  • Built user-friendly interface increasing adoption by cross-functional teams by 30%
⭐ Featured Project
📰 Media Coverage
Web Development

Real-Time Healthcare Translation Web App

Oct-Nov 2024

Developed a web application enabling real-time multilingual translation for healthcare communication, facilitating seamless interaction between patients and healthcare providers.

Technologies Used:

FlaskWeb Speech APIGoogle TranslategTTSTailwind CSS

Key Highlights:

  • Built with Python (Flask) and JavaScript, leveraging Web Speech API for speech-to-text and deep_translator for real-time translation
  • Implemented text-to-speech functionality using gTTS for audio playback of translated text
  • Designed mobile-friendly, responsive interface using Tailwind CSS
  • Supported 20+ languages including English, Spanish, French, Hindi, Arabic, Chinese, and Japanese
  • Reduced communication barriers in healthcare settings
⭐ Featured Project
Business Intelligence

SQL Query Generator and Report Summarization Tool

Jan-Jun 2023

Developed a tool enabling users to generate SQL queries in plain English, retrieve data from databases, and create detailed reports with automatic LLM-based summarization.

Technologies Used:

LLMSQLPythonNLP

Key Highlights:

  • Integrated Large Language Model to automatically summarize reports
  • Made data analysis faster and more accessible for non-technical users
  • Streamlined querying and reporting process, reducing time to generate insights by 40%
  • Designed intuitive interface improving user adoption by 25%
  • Enhanced data accessibility and decision-making efficiency
⭐ Featured Project
📰 Media Coverage
Computer Vision

Face Recognition System for Bangladesh Police

Jan-Jun 2021

Developed a real-time face recognition system using OpenCV and neural networks with live camera feed integration for law enforcement applications. This project was featured in national media.

Technologies Used:

OpenCVNeural NetworksPythonComputer VisionReal-time Processing

Key Highlights:

  • Designed and trained neural network model for efficient facial feature extraction and recognition
  • Optimized performance for diverse lighting and environmental conditions
  • Integrated solution with live camera feed and database for face storage and retrieval
  • Achieved high accuracy in face detection and identification for law enforcement use
  • Leveraged Python and AI frameworks to ensure scalability and seamless deployment
  • 📰 Featured in national media coverage for innovative AI implementation
⭐ Featured Project
Business Intelligence

SQL Data Warehouse Project

2023

A comprehensive data warehouse project implementing ETL pipelines, data analytics, and BI reporting to centralize and analyze transactional data from multiple sources.

Technologies Used:

SQL ServerT-SQLETLData WarehousePower BI

Key Highlights:

  • Designed and implemented a centralized data warehouse integrating multiple transactional databases
  • Developed ETL pipelines to clean, transform, and load data efficiently
  • Created analytical reports and dashboards for business insights
  • Optimized query performance and improved reporting speed by 35%
  • Enabled strategic decision-making through consolidated data analysis
⭐ Featured Project
Business Intelligence

Sales, Customer, and Product Analysis with Power BI

2023

Analyzed AdventureWorks sales data using SQL and Power BI to generate interactive dashboards for tracking sales, customers, and product performance, supporting strategic business decisions.

Technologies Used:

SQL ServerT-SQLPower BIPowerQueryData Analysis

Key Highlights:

  • Built a multi-page interactive Power BI dashboard with real-time data visualization
  • Performed in-depth analysis of sales, customers, and products for 2016-2017
  • Integrated SQL Server data with Power BI for automated reporting
  • Enabled dynamic slicing/dicing of data by year, month, product, and customer attributes
  • Supported business strategy with actionable insights and KPI tracking
⭐ Featured Project
AI & Machine Learning

WhatsApp LangGraph Agent Integration

2025

A WhatsApp-based conversational AI agent built with LangGraph, supporting voice & text messaging, voice transcription → response, and persistent multiturn context. Acts as an empathetic assistant.

Technologies Used:

LangGraphFastAPIGroq LLMPostgreSQLTwilio/WhatsApp API

Key Highlights:

  • Supports multi-modal communication: text input, voice notes, and voice responses. :contentReference[oaicite:1]{index=1}
  • Maintains conversation state over WhatsApp with a relational database backend (PostgreSQL) for persistence. :contentReference[oaicite:2]{index=2}
  • Implements transcription of voice messages (e.g., via Whisper or equivalent) and synthesised voice responses. :contentReference[oaicite:3]{index=3}
  • Leverages LangGraph’s agent-orchestration to manage multi-step flows and memory. :contentReference[oaicite:4]{index=4}
  • Demonstrates WhatsApp use-case for conversational AI beyond simple chatbots—designed for empathy and long-term context.
⭐ Featured Project
AI & Machine Learning

Chat with Databases using RAG

2025

A project aimed at enabling conversational access to relational or other databases via retrieval-augmented generation (RAG), allowing users to ask natural-language questions that map to data queries under the hood.

Technologies Used:

RAGLLMVector DB / embeddingsSQL / NoSQL interface

Key Highlights:

  • Enables natural-language querying of structured data using RAG pipelines.
  • Supports retrieval of relevant database context and generation of responses grounded in the data.
  • Bridges LLMs with actual database back-ends (SQL) rather than purely document retrieval.
⭐ Featured Project
Web Development

HR Resume Management

2025

A human-resources focused resume management system for HR teams—likely supporting resume ingestion, parsing, search/filtering, and candidate tracking.

Technologies Used:

Python / Web FrameworkOCR/Text ExtractionDatabase (HR schema)Frontend UI

Key Highlights:

  • Facilitates scalable resume intake and management for HR operations.
  • Implements parsing and indexing of resumes for candidate profiling.
  • Potentially integrates screening, sorting, and matching capabilities.
⭐ Featured Project
Computer Vision

AI PDF Parser to Database Insert

2025

A tool for automating the ingestion of PDF (and perhaps image) documents, extracting structured data, and inserting into a database—supporting downstream analytics or LLM workflows.

Technologies Used:

PDF parsing / OCRLLM/NLP for extractionDatabase insert (SQL/NoSQL)Automation/ETL pipeline

Key Highlights:

  • Automates PDF → structured database insertion, eliminating manual data entry.
  • Uses AI/NLP for extracting fields from unstructured PDF content.
  • Enables downstream analytics or BI reporting via structured data store.