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SamadhanGh/README.md

Hi πŸ‘‹, I'm Samadhan Ghorpade!


πŸ’» About Me

  • πŸŽ“ B.Tech in Computer Science β€” IIIT Sonepat (Expected May 2026)
  • πŸ”₯ Backend-heavy developer skilled in Java, Spring Boot, SQL & System Design
  • ⚑ Experience with Java 21 Virtual Threads, concurrent systems & performance engineering
  • πŸ›  Building secure, production-ready backends with JWT, OAuth2, RBAC, Microservices & Docker
  • πŸš€ Freelance developer working with real clients (EdTech, Hotels, Business Automation)
  • πŸ’‘ Passion: High-performance systems, clean architecture, secure authentication
  • 🌍 Open to internships, freelance work, and backend roles

πŸ§‘β€πŸ’Ό Experience

🌐 Freelance Backend Developer (2025 – Present)

Delivered full-stack and backend systems for real clients.

πŸ“˜ MakeSenseEdu – Education Platform (Freelance)

(Currently Working)

  • Building a complete EdTech platform with Spring Boot + React
  • Features: Course buying, payments, teachers panel, student panel, admin panel
  • Implementing JWT Auth, Razorpay integration, file uploads (AWS S3), live classes module
  • Designing scalable PostgreSQL schema & clean architecture
  • Handling CI/CD, API security, role-based access & deployment

🏨 Hotel Booking Website – Full-Stack Freelance Project

(Completed)

  • Built hotel room booking system with secure backend
  • Implemented room availability logic, admin controls, booking receipts
  • Added payment simulation, authentication, admin dashboard
  • Delivered complete docs, deployment setup & UI components

🏒 Walmart USA – Advanced Software Engineering Virtual Experience

  • Implemented a custom heap in Java to improve shipping performance
  • Created UML & ER diagrams for production-like requirements
  • Built complete ER model for Walmart’s Pet Department

πŸš€ Featured Projects

πŸŒ€ Async Image Processing System – Java 21 Virtual Threads + JavaFX

πŸ”— Demo | Live | Code

  • High-speed processor using Virtual Threads & StructuredTaskScope
  • Processes 900+ tiles concurrently in 150–300ms
  • Advanced filters: Sobel, Sharpen, Blur, Grayscale, etc.
  • Real-time JavaFX UI for thread/memory visualization
  • Implements Strategy + Observer patterns, zero shared-state conflicts

πŸš– Volexo – Scalable Ride Booking Backend (Spring Boot)

πŸ”— Demo | Live | Code

  • Full backend: riders β†’ drivers β†’ payments
  • JWT Auth + Spring Security
  • Real-time ride allocation logic
  • Booking flow, wallet system, driver status & trip ending

πŸ” SafeNote – Secure Note-Taking App

πŸ”— Demo | Live | Code

  • Full-stack secure notes app: JWT, OAuth2, 2FA
  • Live audit logs, password reset, RBAC
  • React rich-text editor + responsive UI

πŸ›  Tech Stack


πŸŽ“ Certifications

  • Java (HackerRank)
  • Spring Boot & Spring Security (Udemy, CodingShuttle)
  • DSA (Apna College)
  • Postman API (Badgr)
  • Walmart SWE Simulation (Forage)

πŸ“Š GitHub Activity Graph


πŸ“ˆ GitHub Stats


🌐 Connect With Me


⭐ If you like my work, consider starring the repositories. It motivates me! ⭐

Popular repositories Loading

  1. Portfolio_Client Portfolio_Client Public

    JavaScript 1

  2. CodeCrush CodeCrush Public

    CodeCrush: Just like a breakup πŸ’” that pushes you to grow stronger, this repository is all about falling in love with coding after every failure. With every problem solved, I’m taking one step close…

    Java 1

  3. Volexo_server Volexo_server Public

    Backend service for Volexo β€” a ride-hailing platform with authentication, wallet, and ride management APIs.

    Java 1 2

  4. sam-portfolio-website- sam-portfolio-website- Public

    my personal portfolio website

    JavaScript

  5. sam-restaurant sam-restaurant Public

    restaurant website

    CSS

  6. forage-walmart-task-4 forage-walmart-task-4 Public

    Forked from theforage/forage-walmart-task-4

    Task 4 starter repo