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karanpraja902/README.md
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👨‍💻 About Me

class KaranPrajapat:
    
    name       = "Karan Prajapat"
    role       = "Software Engineer"
    
    currently_building = [
        "Scalable backend services & cloud infrastructure",
        "End-to-end ML systems & data pipelines",
    ]
    
    certifications = [
        "AWS Certified Solutions Architect – Associate 2026",
        "AWS Certified Cloud Practitioner 2026",
    ]
    
    interests = [
        "System Design", "Distributed Systems",
        "Cloud Architecture", "Open Source",
    ]

🛠️ Tech Stack

Languages

Java Python JavaScript TypeScript C# SQL Bash C++

Backend & Frameworks

Spring Boot Spring Cloud .NET FastAPI Node.js Express.js React

Cloud & DevOps

AWS Terraform Docker GitHub Actions Jenkins CloudFormation

Data Science & ML

Scikit-learn PyTorch Pandas LangChain

Databases

PostgreSQL MySQL MongoDB Redis Elasticsearch

Messaging & Streaming

Apache Kafka Amazon SQS

Observability & Tools

Grafana CloudWatch Zipkin Postman Git


🚀 Featured Projects

🏠 Airbnb Home Value Predictor

Python · XGBoost · scikit-learn · SHAP · Apache Airflow · Redis

  • Built an end-to-end ML system predicting Airbnb home values with R² = 0.972 using XGBoost
  • Automated retraining pipeline with Apache Airflow and Redis caching, serving predictions via a web dashboard with <100ms latency

🤖 RAGFlow — Agentic RAG Framework

Python · LangChain · LangGraph · OpenAI · ChromaDB · Streamlit

  • Architected a sophisticated RAG framework with autonomous ReAct agents, self-reflection, and multi-modal document processing
  • Implemented query decomposition, HyDE, and hybrid search (MMR) for retrieval precision, built with LangGraph for agent state management

🎟️ Agentic Booking Application

Python · LangChain · SQL · Streamlit

  • Built an AI-powered booking application with natural language to SQL query conversion
  • Integrated agentic workflows for intelligent reservation management and automated decision-making

📊 GitHub Stats


🏆 GitHub Trophies

trophies

🎓 Certifications & Education

🏅 Certification 📅 Year
AWS Certified Solutions Architect – Associate 2026
AWS Certified Cloud Practitioner 2026
🎓 Degree 🏫 Institution 📅 Year
B.Tech (Computer Science) Netaji Subhas University of Technology (NSUT), Delhi 2022 – Present

🧠 Core Competencies

┌─────────────────────────────────────────────────────────────────┐
│  ☁️  Cloud & Infrastructure   ████████████████████  Expert       │
│  🔧 Backend Engineering      ████████████████████  Expert       │
│  📊 Data Science & ML        ████████████████░░░░  Advanced     │
│  🗄️  Database Optimization    ████████████████░░░░  Advanced     │
│  🏗️  System Design            ██████████████░░░░░░  Proficient   │
│  🔁 CI/CD & DevOps           ██████████████░░░░░░  Proficient   │
│  🌐 Full-Stack Development   ████████████░░░░░░░░  Proficient   │
└─────────────────────────────────────────────────────────────────┘

📈 Contribution Graph

Contribution Graph

📫 Let's Connect

📧 Email 💼 LinkedIn 🐙 GitHub
karanpraja902@gmail.com Karan Prajapat karanpraja902

"First, solve the problem. Then, write the code." — John Johnson

Pinned Loading

  1. job-portal-microservices job-portal-microservices Public

    A complete job portal microservices architecture demonstrating advanced distributed system patterns. Built with Spring Boot and Spring Cloud, it features a centralized Config Server, Eureka Service…

    Shell

  2. ticket-sales-microservices ticket-sales-microservices Public

    Ticket Sales Microservices is a highly scalable, distributed backend built on Java and Spring Cloud. It implements advanced architectural patterns—including CQRS, the Outbox Pattern, and Publish-Su…

    Java

  3. reddit-build reddit-build Public

    A high-performance, full-stack Reddit alternative engineered with Next.js 15 and TypeScript. It utilizes Sanity as a headless CMS for highly scalable content management, integrates Clerk for seamle…

    TypeScript

  4. ChatGPT.client ChatGPT.client Public

    A full-scale AI platform frontend utilizing the latest Next.js App Router and React 19 concurrent features. It integrates the Vercel AI SDK and LangChain to deliver context-aware conversations, fil…

    TypeScript