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UdayanMahalwar/readme.md

Hi, I'm Udayan Mahalwar 👋

CSE Student • Software Developer • ML Enthusiast

Typing intro

GitHub LinkedIn Email

Profile views
🧭 Explore my profile

🚀 Projects → Featured Projects

🛠️ Stack → Languages · Frontend · Backend · Databases · Data Science & ML

📊 Stats → GitHub Analytics · Contribution Graph

🔗 Connect → LinkedIn · Email · GitHub

🧑‍💻 About Me

● ● ●   udayan@github ~ % whoami

Udayan Mahalwar
B.Tech CSE @ Thapar Institute of Engineering & Technology
2024 → 2028  |  CGPA: 8.53

udayan@github ~ % cat about.txt

→ Software Developer
→ Full-Stack Engineer
→ ML Enthusiast
→ DSA & Competitive Programming

udayan@github ~ % cat achievements.txt

→ 400+ DSA problems solved
→ 1600+ LeetCode rating

udayan@github ~ % echo $INTERESTS

Software Development • Backend Systems • Machine Learning
Full-Stack Development • Web Development • Competitive Programming

udayan@github ~ % _

🛠️ Tech Stack

💻 Languages

Languages

🎨 Frontend

Frontend

⚙️ Backend

Backend WebSockets JWT

🗄️ Databases

Databases Mongoose

📊 Data Science & ML

Python NumPy Pandas scikit-learn

🔧 Tools & Engineering

Tools Postman Zod

🚀 Featured Projects

🛒 Jhapto

Quick-Commerce Platform



Stack: Node.js Express.js MySQL JWT REST APIs



🔗 View on GitHub



🔍 View details

• 10-table normalized relational schema
• 20+ REST APIs
• JWT authentication and secure sessions
• Stored procedures, triggers, and transaction workflows
• Seller-ranking and fulfillment optimization

📦 ByteShrink

Huffman Compression Engine



Stack: JavaScript Node.js DSA



🔗 View on GitHub



🔍 View details

• Lossless file compression/decompression using Huffman Coding
• Implemented Min Heaps, Binary Trees, and prefix-free codes
• Custom binary format with metadata serialization
• Bit-level byte packing and padding management
• Browser-based compression utility with edge-case handling

🐍 Terminal-Based Snake Game

Real-Time Terminal Game



Stack: C++17 STL POSIX termios



🔗 View on GitHub



🔍 View details

• Real-time terminal Snake game using OOP
• Non-blocking keyboard input with POSIX termios
• WASD and Arrow Key controls
• std::deque for efficient snake-body tracking
• Collision detection and food spawning
• Game-state management and terminal rendering

🧠 2ndBrain

Content Bookmarking Platform



Stack: TypeScript Node.js Express.js MongoDB JWT



🔗 View on GitHub



🔍 View details

• TypeScript backend for personal knowledge management
• Save, tag, and organize links, videos, and documents
• Mongoose schemas for Users, Content, Tags, and Links
• JWT authentication middleware
• Public content sharing through unique hash-based links
• Strict typing and modular route architecture

📊 GitHub Analytics

🔥 GitHub Streak

🧩 LeetCode Stats

🐍 GitHub Contribution Graph

GitHub contribution snake

🤝 Let's Connect

💡 "Build. Break. Learn. Repeat."

Pinned Loading

  1. ByteShrink ByteShrink Public

    JavaScript

  2. Complete-Python-Bootcamp Complete-Python-Bootcamp Public

    Forked from krishnaik06/Complete-Python-Bootcamp

    Jupyter Notebook

  3. Jhapto- Jhapto- Public

    A backend API and database system designed to facilitate peer-to-peer micro-transactions (such as selling snacks and laundry essentials) within university student hostels. Note: This repository sho…

    JavaScript

  4. p5.js p5.js Public

    Forked from processing/p5.js

    p5.js is a client-side JS platform that empowers artists, designers, students, and anyone to learn to code and express themselves creatively on the web. It is based on the core principles of Proces…

    JavaScript

  5. Snake_Game Snake_Game Public

    erminal-based Snake Game written in C++17, designed specifically for macOS (and Unix-like environments). It utilizes clean Object-Oriented Programming (OOP) principles and the POSIX `termios` API f…

    C++