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Harsh72019/README.md

Hi 👋, I'm Harsh Bali

Backend Developer | System Design Enthusiast

Typing SVG


🚀 About Me

  • 💻 Backend Developer with production-level experience
  • ⚙️ Strong in Node.js, MongoDB, Redis, Kafka, Socket.IO
  • 📈 Actively preparing for MAANG-level Product Companies
  • 🧠 Focused on DSA + Advanced System Design
  • 🔥 Passionate about building scalable, real-time, and low-latency systems

🌐 Connect With Me

LinkedIn Gmail Instagram


🛠️ Tech Stack

👨‍💻 Backend

Node.js Express MongoDB Redis Kafka

⚙️ DevOps & Infrastructure

Docker AWS Nginx

💡 Languages

JavaScript C++


📊 GitHub Stats

GitHub Stats GitHub Streak

Top Languages


🏆 GitHub Trophies

GitHub Trophies


📌 Featured Projects

🔥 Real-Time Trading Simulator

  • FIFO order matching engine
  • Live P&L updates via WebSockets
  • Integrated Alpaca & Polygon APIs

⚡ PiSync Backend

  • Offline-first sync with conflict resolution
  • Redis queue + concurrency control
  • Optimized MongoDB queries

🚀 Deployment Automation Tool

  • One-click remote deployment
  • Automated build & run on remote servers

📚 Currently Learning

  • Advanced System Design (Scalability, Caching, Load Balancing)
  • Low-Latency Systems
  • Competitive Programming (LeetCode + Codeforces)

🧠 Developer Mindset

while (alive) {
    eat();
    code();
    debug();
    sleep();
    repeat();
}

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  5. loadBalancer loadBalancer Public

    A self made load balancer using nodejs

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