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ishan739/README.md

👋 Hi there, I'm Ishan Gupta 🚀

😄 I am a :
💻 Backend & Android Developer
⚙️ System Builder (Kafka, Redis, Real-time systems)

🌱 Currently Working On

🎯 Data Structures & Algorithms
🧠 Building FaceFlux → MediaPipe-based face tracking, filtering & real-time processing systems

⚡ What I Work With

☕ Java & Kotlin
⚙️ Spring Boot, REST APIs, Spring Security & System Design
📡 Kafka (event-driven systems)
⚡ Redis (real-time data, caching & leaderboards)
🐘 PostgreSQL, MySQL & MongoDB
📱 Android (Jetpack Compose, CameraX, MediaPipe, ML Kit)
🔐 TLS/SSL Certificate Pinning & Secure Networking
🧩 Hilt (DI), Retrofit, Room, Socket.IO
🎮 OpenGL basics + encoding concepts (Huffman-style encoding, XOR optimizations for performance-aware systems)
🐳 Docker & Deployment (Render, DigitalOcean)
🔥 Firebase

🚀 Projects

Project Stack Description
🎮 PvP Engine Spring Boot, Kafka, Redis, PostgreSQL, Docker Event-driven multiplayer backend with ELO rating system and real-time leaderboard using Redis ZSET
🏛️ Sanskriti App Kotlin, Jetpack Compose, MediaPipe, Retrofit, Room ML-powered heritage recognition app with itinerary generation and optimized caching
📄 ATSlyzer Spring Boot, Docker, Android, Apache Tika Resume analysis system that parses PDFs, generates ATS score, and suggests improvements based on job roles using Gemini AI

🛠 Tech Stack

Java Kotlin Spring Boot Spring Security Kafka Redis PostgreSQL MySQL MongoDB Android Jetpack Compose CameraX MediaPipe ML Kit Retrofit Docker DigitalOcean Render Firebase Postman Swagger IntelliJ IDEA Android Studio Figma

📫 Connect with Me

⚡ Building systems > just writing code

Pinned Loading

  1. PvPEngine PvPEngine Public

    PvPEngine is a “Stripe for competitive gaming” — a backend that provides matchmaking, match tracking, ratings, and leaderboards for any game via simple APIs.

    Java

  2. FaceFlux FaceFlux Public

    Real-time face filters for Android using MediaPipe's 468-point landmark detection. Snap on glasses, noses, and more — all tracking your face in live camera preview.

    Kotlin 1

  3. Sanskriti Sanskriti Public

    ML-powered heritage recognition app with itinerary generation and optimized caching.

    Kotlin

  4. ATSlyzer-Backend ATSlyzer-Backend Public

    Java