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Achievement: QuickdrawAchievement: Pull Sharkx3Achievement: YOLOAchievement: Arctic Code Vault Contributor

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Achievement: QuickdrawAchievement: Pull Sharkx3Achievement: YOLOAchievement: Arctic Code Vault Contributor

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Ayubur/README.md

Hi there 👋, I'm Ayubur Rahaman

🚀 Full Stack Software Engineer | 🤖 AI & Agentic Systems | 📱 Mobile App Developer

👨‍💻 About Me

  • 🔭 I'm a Software Engineer II at ShellBeeHaken Ltd., based in Dhaka, Bangladesh
  • 🌐 I build scalable web and mobile applications using React, Next.js, Node.js & React Native
  • 🤖 I'm passionate about AI engineering and Agentic AI systems — LLMs, RAG pipelines, and AI agents
  • ⚙️ I design APIs, optimize databases, and implement event-driven, real-time services
  • 🌱 Currently focused on agentic AI workflows and scalable system design
  • 💬 Ask me about React, Next.js, Node.js, React Native, LangChain, LangGraph, RAG, MCP
  • ⚡ I aim to build software that's reliable, efficient, and easy to evolve

🛠️ Tech Stack

Languages: JavaScript TypeScript Python SQL

Frameworks: React.js Next.js Node.js Nest.js FastAPI React Native

Data & Infra: PostgreSQL MongoDB AWS (Lambda, API Gateway, S3, EC2) Docker

AI & Agentic Systems: LLMs RAG LangChain LangGraph LlamaIndex MCP Prompt Engineering AI Workflows

Focus Areas: Full-stack web apps · Cross-platform mobile apps · API design · Agentic AI development

📊 GitHub Stats

GitHub Stats

🌐 Connect with Me

🧠 Philosophy

"Build simple systems that scale, and clean code that lasts."

⭐ If you like my work, feel free to follow and star my repositories!

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  1. tabtracker tabtracker Public

    A social platform for music lovers

    JavaScript 3

  2. bangla-sentiment-analysis-chatbot bangla-sentiment-analysis-chatbot Public

    Chatbot for sentiment analysis for bangla text

    Python 2 1

  3. ecommerce-api ecommerce-api Public

    A simple PHP ecommerce REST API

    PHP 4 5

  4. bangla-sentiment-analysis-datasets bangla-sentiment-analysis-datasets Public

    Different bangla datasets for sentiment analysis on bangla text

    10 7

  5. langgraph-teacher-chatbot langgraph-teacher-chatbot Public

    A small experiment in multi-agent orchestration with LangGraph, running entirely on a local, open-source LLM via Ollama

    JavaScript

  6. multi-channel-rag-assistant multi-channel-rag-assistant Public

    Demo TypeScript/Express backend exposing one RAG-powered assistant over four channels — live voice WebSocket, text chat API, and WhatsApp messaging & calls.

    TypeScript