Abtahi Md Mahib Uddin

Full Stack Developer with experience building scalable web applications using React, Next.js, Node.js, FastAPI, PostgreSQL, and MongoDB. Strong in backend architecture, API design, database modeling, and performance optimization, with end-to-end ownership of production-ready systems.

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Experience

Integratr.ai

Nov 2025 - Present

Software Engineer

🌐 Website
  • Designing and maintaining full-stack features using Next.js for the frontend and FastAPI and Node.js for backend services, following Domain-Driven Design principles to ensure modular and maintainable architecture.
  • Architecting scalable system components, including API endpoints, service orchestration, and database schemas in PostgreSQL and Redis, optimizing for performance, reliability, and high availability.
  • Implementing automated unit, integration, and end-to-end tests, improving code quality and reducing production defects by 30%.
  • Containerizing applications with Docker and managing CI/CD pipelines for seamless and reliable deployments.
  • Monitoring and maintaining backend services with robust logging and alerting, ensuring 99.9% uptime and operational reliability for production systems.

Key Skills: FastAPI, Docker, CI/CD, Next.js, Redis, Agile Development, PostgreSQL, Nodejs

Kinbo Ekhaney

Oct 2024 - Dec 2025

Full Stack Developer

🌐 Website
  • Built and maintained four full-stack e-commerce, admin, merchant, and delivery platforms using React, Next.js, and Node.js, implementing secure authentication, payment flows, real-time order and rider tracking from planning to deployment.
  • Improved platform metrics: 1,000+ monthly users, 30% faster API response, and 20% increase in session time.

Key Skills: Google Analytics, React, Nodejs, Next.js, PostgreSQL

Stamasoft Technology

Oct 2023 - Sep 2024

Mobile App Developer (Intern)

📄 Internship Letter📄 Course Certificate
  • Led the development of 3 scalable mobile apps, enhancing user engagement by 25%.
  • Integrated 50+ third-party libraries, leveraging Java and Kotlin for 99% crash-free sessions.
  • Built cross-platform apps with Flutter, improving backend efficiency and reducing response time by 30%.

Key Skills: Java, Kotlin, PHP, Flutter, Dart, SQL

Education

East Delta University

Bachelor of Science in Computer Science & Engineering

Jan 2022 – Jan 2026

Academic Projects:

Web DevelopmentVelvet-Shop
IoT - Internet of ThingsLoCast
Computer GraphicsTopoViz
Mobile App DevelopmentDon't-Worry
Python Machine LearningSmartXI
ThesisDia-Wise

Technical Skills

Languages

C++JavaScriptKotlinJavaTypeScriptPython

Frameworks / Tools

Next.jsReactNodejsFastAPIApacheExpressFlutterAndroid StudioGitGitHubVS CodeDockerPostmanRenderRailwayGoogle CloudXAMPPcPanel

Databases

PostgreSQLMySQLFirebaseMongoDBRedis

Projects

Krishi Shurokkha

Next.js, Tailwind CSS, Supabase, PostgreSQL, Google Map API, Gemini API

  • Developed an offline-first, mobile web platform using Next.js and Supabase to help farmers reduce post-harvest crop loss through AI-powered crop health checks, hyper-local weather insights, and Bangla risk alerts.
  • Implemented backend architecture including PostgreSQL data models, API integrations, and alert workflows to support scalable crop and farmer management.
Live Preview GitHub

E-Commerce Payment System API

NestJS, TypeScript, PostgreSQL, TypeORM, Stripe API, JWT, Passport.js, Swagger

  • Built a production-ready RESTful API for e-commerce operations featuring JWT authentication, product catalog management, order processing, and integrated payment system.
  • Integrated Stripe Payment Intents API with secure webhook handling for asynchronous payment confirmation and order status updates.
  • Designed normalized PostgreSQL database schema with TypeORM, implementing proper entity relationships and data validation using class-validator.
  • Developed comprehensive API documentation with Swagger UI for 15+ endpoints across 5 modules.
  • Implemented secure authentication flow with password hashing (bcrypt) and JWT token-based authorization using Passport.js strategies.
Live Preview GitHub

Kinbo Ekhaney Merchant

Next.js, Tailwind CSS, Supabase, PostgreSQL, SSLCOMMERCE

  • Developed a merchant management platform with secure Supabase authentication and PostgreSQL database integration.
  • Built file upload and merchant data management features, fully hosted on Supabase Storage.
  • Integrated SSL Commerce payment system for merchant withdrawals with transaction security.
  • Deployed on Vercel using Next.js App Router for fast and scalable performance.
Live Preview

Kinbo Ekhaney Delivery

Next.js, Tailwind CSS, Supabase, PostgreSQL, SSLCOMMERCE, Google Maps API

  • Created a rider dashboard for real-time delivery tracking using Google Maps API integration.
  • Implemented Supabase Auth and PostgreSQL for rider and order management.
  • Added secure payment system for rider earnings and order-based wallet tracking.
  • Deployed on Vercel using Next.js App Router, ensuring responsive UI and high performance.
Live Preview

Kinbo Ekhaney Shop

Node.js, React, MySQL, PostgreSQL, Express

  • Built a full-stack e-commerce platform with category-based product listings (PostgreSQL - JSON), fast search, secure ordering, and email confirmations (Nodemailer).
  • Users can track orders (MySQL), and the React frontend is responsive across devices.
  • Admin panel supports product CRUD, PDF invoice, and order status management.
  • Axios used for API communication. Hosted via cPanel with backend optimizations and analytics.
Admin Panel Live Preview

Don’t Worry

Kotlin, Firebase, Node.js, Retrofit, Room, Python, Socket.IO, MVVM

  • Built a mood tracking app with personalized content based on daily mood check-ins.
  • Homepage feed combines social posts, articles, music, and videos with offline access via Room.
  • Real-time social space using Socket.IO and MongoDB with private email connection via Nodemailer.
  • Voice sentiment analysis using Python. Integrated various APIs: TMDB, OpenWeatherMap, YouTube, RevAI, Ninja.
  • Google Sign-In and Firebase data storage. Gemini chatbot with end-to-end encryption and privacy focus.
GitHub Preview

DocSync

Android Studio, Kotlin, Firebase, Room Database, RecyclerView, Retrofit, OkHttp

  • Developed a document syncing app using Firebase SDK for auth and real-time database.
  • Offline support with SharedPreferences and Room. Version control with commit tracking.
  • File management features, document searching and sharing support.
GitHub Preview

Achievements

EDU HackFest 2025 Champion

EDU HackFest 2025 Champion

Team ERROR 404!

•Developed an offline-first, mobile web platform using Next.js and Supabase to help farmers reduce post-harvest crop loss through AI-powered crop health checks, hyper-local weather insights, and Bangla risk alerts.

•Implemented backend architecture including PostgreSQL data models, API integrations, and alert workflows to support scalable crop and farmer management.

GitHub Preview

API Documentations

Retrofit Web Server

Kotlin & Node.js

This documentation provides details for the RESTful API created using Node.js and Express. The API includes endpoints for creating, reading, updating, and deleting items. Creating a web server with Node and Express. The client side of Android with Kotlin used Retrofit for HTTP connection with the server.

GitHub Repository
MongoDB CRUD API

RESTful API, Node.js, Express, & MongoDB

Beginner's Guide to Building a RESTful API with Node.js, Express, and MongoDB. This contains a beginner-friendly guide and implementation of a RESTful API built with Node.js, Express, and MongoDB. The API allows you to manage data, including creating, reading, updating, and deleting records.

GitHub Repository

Certificates

Mobile App Development

Java, Kotlin & Flutter

Stamasoft Technologies

REST API

Backend & Database

HackerRank

Python for Data Science, AI

Python & Data Science

Coursera

Generative AI

Artificial Intelligence

Microsoft & LinkedIn

Cyber Security

Networking

Microsoft & LinkedIn