JJahanara Khatun

Work

15 projects, hand-picked from GitHub

A mix of production work, MERN platforms, AI tools and developer utilities. Each project links to its live demo (when deployed) and full source on GitHub — filter by category or tech below.

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Showing 15 of 15 projects
RepoGuard Agent AI preview
2026AIPython

RepoGuard Agent AI

RepoGuard Agent AI is an AI-powered repository auditing and code-analysis platform designed to analyze a software repository and provide developers with a structured view of its code quality, architecture, dependencies, testing, risks, findings, evidence, and analysis trajectory. It combines a Next.js/TypeScript frontend, a FastAPI/Python backend, a PostgreSQL database, and AI-agent-oriented analysis workflows built with LangChain and LangGraph. The dashboard tracks repositories analyzed, audits completed, average quality scores and evidence-backed findings, with full audit history and agent traces.

  • ▸Agentic audit workflows orchestrated with LangChain and LangGraph
  • ▸Evidence-backed findings on code quality, architecture, dependencies and risks
  • ▸Dashboard with audit history, quality scores, agent traces and evaluation metrics

Tech stack

ReactNext.jsTypeScriptTailwind CSSPythonFastAPILangChainLangGraphPostgreSQLAI/ML
Live demo Source code
AI-First Agentic CRM preview
2026AIPython

AI-First Agentic CRM

Built a production-ready AI-assisted CRM for Healthcare Professionals (HCPs) using React, FastAPI, LangGraph, and Groq LLM. The platform automates interaction logging, AI-generated follow-up recommendations, conversation summaries, HCP lookup, history retrieval, and intelligent workflow execution with modern UI and secure REST APIs.

  • ▸Built multi-agent workflows using LangGraph
  • ▸Automated HCP interaction summaries and AI follow-up suggestions
  • ▸Developed secure FastAPI REST APIs with PostgreSQL integration

Tech stack

ReactTypeScriptPythonFastAPILangGraphGroq LLMPostgreSQLSQLAlchemyDocker
Live demo Source code
Employee Management System preview
2026Full StackReact

Employee Management System

Developed a full-stack Employee Management System supporting Super Admin, HR Manager, and Employee roles. Includes secure authentication, department management, employee records, organization charts, analytics dashboards, and responsive UI using React, TypeScript, Node.js, and MongoDB.

  • ▸Role-based authentication for Super Admin, HR Manager and Employees
  • ▸Interactive organization hierarchy using React Flow
  • ▸Employee analytics dashboard powered by Recharts

Tech stack

ReactTypeScriptNode.jsExpressMongoDBZustandJWTTailwind CSSDocker
Live demo Source code
Porter Logistics Mobile App preview
2026MobileReact Native

Porter Logistics Mobile App

Developed a logistics mobile application using React Native, Expo Router, TypeScript, and REST APIs. Features include authentication, shipment tracking, booking workflows, reusable UI components, offline-ready architecture, and responsive mobile-first experience for Android and iOS.

  • ▸Cross-platform mobile application using Expo
  • ▸Shipment booking and tracking workflows
  • ▸Reusable mobile UI components with TypeScript

Tech stack

React NativeExpoTypeScriptExpo RouterREST API
Source code
JSON Formatter & Validator preview
2026ReactUI

JSON Formatter & Validator

A production developer tool that lets engineers paste, upload or fetch JSON and instantly format, validate, minify, tree-view, copy and download it. Ships with strict error reporting (line + column), keyboard-first controls and a distraction-free dark UI tuned for long editing sessions.

  • ▸Instant parse + validation with precise error line/column reporting
  • ▸Tree, raw, minified and diff views with copy/download
  • ▸Keyboard shortcuts for format, minify, copy and clear

Tech stack

TypeScriptReact 18ViteTailwind CSSZod
Live demo Source code
Binance Futures Trading Bot preview
2026PythonNode

Binance Futures Trading Bot

Built a production-ready Binance Futures Trading Bot using Python, Flask, and REST APIs. Supports BUY/SELL MARKET and LIMIT orders, structured logging, input validation, error handling, Click CLI, reusable architecture, and a responsive web dashboard for account monitoring and order execution.

  • ▸Supports BUY/SELL MARKET and LIMIT orders on Binance Futures Testnet
  • ▸Structured logging, validation and robust error handling
  • ▸Interactive Flask dashboard with account balance and order summary

Tech stack

PythonFlaskRequestsClickREST APIBootstrapJavaScript
Live demo Source code
IP
2026MERNFull Stack

Investment Pro App

A full stack investment dashboard for tracking multi-asset portfolios. Users can add holdings, watch tickers, view allocation and P&L over time and drill into per-asset analytics. Built with a typed React front end talking to a Node/Express API and a MongoDB store.

  • ▸Portfolio, watchlist and per-asset analytics screens
  • ▸Time-series charts with allocation and P&L breakdown
  • ▸Auth, protected routes and REST API with Express + MongoDB

Tech stack

ReactTypeScriptNode.jsExpressMongoDBRecharts
Source code
AH
2026ReactUI

Aurora Health Companion

A wellbeing companion app that helps users log daily habits (sleep, water, mood, activity) and see gentle weekly trends. Designed with an accessible, low-contrast-safe palette and a mobile-first layout so it works well on phones as a lightweight PWA.

  • ▸Daily habit logging with weekly trend cards
  • ▸Accessible color system and large tap targets
  • ▸Mobile-first responsive layout

Tech stack

ReactTypeScriptTailwind CSSPWA
Source code
MS
2026ReactUI

Mall Sales Deck

A web-based interactive pitch deck for a US mall leasing team. Replaces static PDFs with animated section transitions, embedded maps and downloadable one-pagers. Optimized for presenting live from a laptop as well as sharing a link with clients.

  • ▸Section-by-section animated navigation
  • ▸Embedded floor plans and downloadable PDFs
  • ▸Print-friendly and shareable link mode

Tech stack

TypeScriptReactFramer MotionTailwind CSS
Source code
MF
2026ReactUI

Mini File Explorer

A lightweight file explorer UI built to handle deep folder trees smoothly. Uses virtualization so thousands of nodes render at 60fps, plus fuzzy search, breadcrumb navigation and full keyboard control for power users.

  • ▸Virtualized tree that stays smooth with 10k+ nodes
  • ▸Fuzzy search across the whole tree
  • ▸Full keyboard navigation and shortcuts

Tech stack

TypeScriptReactVirtualizationTailwind CSS
Source code
HB
2026MERNFull Stack

Health Booking App

A MERN appointment booking platform for small clinics. Doctors manage availability and slots; patients discover doctors, book, reschedule and receive confirmations. Includes role-based auth (patient / doctor / admin) and a clean admin console.

  • ▸Role-based auth for patient, doctor and admin
  • ▸Slot management, booking, reschedule and cancellation flow
  • ▸Admin dashboard for clinics and reporting

Tech stack

MongoDBExpressReactNode.jsTypeScriptJWT
Source code
WQ
2026AIReact

Web Query App

An AI research assistant that takes a natural-language question, retrieves relevant web sources, and returns a cited summary. Integrates an LLM for synthesis and a lightweight Node backend for retrieval, caching and rate limiting.

  • ▸Natural-language query with cited summaries
  • ▸Multi-source retrieval with caching
  • ▸Streaming responses from the LLM

Tech stack

ReactNode.jsExpressOpenAI APITypeScript
Source code
TA
2025ReactUI

Trading App

A trader-facing dashboard that streams live tickers, renders order-book depth and lets users simulate orders with real-time P&L. Designed for information density without becoming noisy — semantic color, dense typography and configurable panels.

  • ▸Live streaming tickers over WebSockets
  • ▸Order-book and depth visualizations
  • ▸Simulated orders with real-time P&L

Tech stack

ReactTypeScriptWebSocketsRechartsTailwind CSS
Source code
TM
2025MERNFull Stack

Task Manager

A MERN task manager with Kanban boards, drag-and-drop between columns, labels, due dates and per-project filters. Secure JWT auth, per-user boards and an Express API backed by MongoDB.

  • ▸Drag-and-drop Kanban boards with labels and due dates
  • ▸JWT auth with per-user boards
  • ▸Filter, search and quick-add across projects

Tech stack

MongoDBExpressReactNode.jsTypeScriptJWTdnd-kit
Source code
Ft
2025AIReact

Footage to Reel

An AI video tool that ingests raw footage, detects highlight moments, generates auto-captions and exports short-form reels ready for social. Combines a React front end with a Node service that orchestrates transcription and rendering.

  • ▸Highlight detection and auto-cut from long footage
  • ▸Auto-generated captions burned into exports
  • ▸One-click export to short-form aspect ratios

Tech stack

ReactTypeScriptNode.jsExpressOpenAI APIFFmpeg
Source code