Hi there 👋, I'm Vikash Kumar

🎓 Third-Year EC Engineering Student @ VJTI Mumbai | 💻 Backend Developer | 🚀 Open Source Contributor & GSoC '26 Aspirant

👨‍💻 About Me

I am an engineering student with a deep passion for scalable backend systems, modern web technologies, and solving complex algorithmic challenges. I thrive on building real-world applications and actively contributing to large-scale open-source ecosystems.

• 🎓 Education: 3rd Year Electronics & Communication (EC) Engineering student at VJTI, Mumbai.
• ⚔️ Problem Solving: Achieved LeetCode Rating: 1832 with 290+ DSA problems solved in C++.
• 🌱 Currently Learning: Advanced System Design, MERN Stack, and Machine Learning concepts.
• 💡 Interests: High-performance web applications, API design, and open-source development (JWoC Mentee, actively preparing for Google Summer of Code 2026).
• 🤝 Looking for: Internships, collaborative projects, and impactful open-source issues to tackle.

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🌍 Open Source Contributions

I am deeply passionate about the open-source community and regularly contribute to major projects by fixing bugs, improving type safety, and optimizing performance.

🏆 Recent Merged Contributions:

• Matplotlib

  • #31478 [Merged] Fixed errorbar autoscaling inconsistency on log axes — Resolved root-cause bug in Collection.get_datalim affecting log-scale behavior and added regression tests for consistency.
  • #31413: [ENH] Support partial figsize with None — Enhanced the pyplot API to allow developers to specify partial figure dimensions, greatly improving flexibility in plot generation.
  • #31323: Fixed SubFigure .remove() crash — Prevented application crashes when removing a SubFigure containing subplots by adding internal safeguards and regression tests.

• CPython

  • #145198 — Fixed incorrect type annotation in re tokenizer documentation example

• Python / mypy

  • #20858: Enhanced stubtest accuracy — Upgraded the type-checker to properly validate Final variables with literal values against runtime counterparts, preventing silent mismatches.

• Joomla CMS

  • #47248: Optimized Asset Loading — Improved page performance in Joomla 6.1 by conditionally loading workflow graph assets only when the "Enable Workflows" setting is active.

• ArxLang (irx)

  • #240: Core Enhancements — Contributed logic improvements and stability fixes to the irx compiler and toolchain codebase.

• Python Holidays

  • #3376: Expanded Regional Support — Added "TG" as a subdivision alias for Telangana in the India holidays module, updating docs and ensuring backward compatibility.
  • #3426 — Added Bonalu public holiday for Telangana (TS) in India holidays package with proper year-specific mapping and tests

I'm always looking for more opportunities to contribute! Feel free to reach out if you have interesting issues or ideas.

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🛠️ Skills & Tools

• Programming Languages: C++, Python, JavaScript
• Core Computer Science: Data Structures & Algorithms, Object-Oriented Programming, DBMS, Operating Systems, Computer Networking
• Web Development: HTML, CSS, JavaScript, Node.js, Express.js
• Databases & Tools: MongoDB, Git, GitHub, VS Code
• Hardware / IoT: Arduino, Embedded Systems, Verilog

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🚀 Featured Projects

🍔 Zomato-Inspired Food Discovery Platform

• A robust full-stack food discovery platform replacing static menus with a vertical, scrollable video feed (similar to Instagram Reels).
• Engineered a secure backend with JWT authentication and integrated ImageKit for efficient third-party cloud storage and media delivery.
• Tech Stack: MERN Stack (MongoDB, Express.js, React.js, Node.js), JWT, ImageKit, Axios

🌐 3D Interactive Personal Portfolio

• A highly performant, modern developer portfolio featuring complex 3D models and smooth, scroll-triggered animations.
• Implemented functional contact forms using EmailJS and ensured responsive layout adjustments across all devices.
• Tech Stack: React.js (Vite), Tailwind CSS v4, Three.js, React Three Fiber, GSAP, EmailJS

📸 Instagram Clone – Backend Architecture

• A scalable backend system replicating core Instagram features with REST APIs for authentication, posts, likes, and comments.
• Implemented secure login and authorization protocols with scalability in mind.
• Tech Stack: Node.js, Express.js, MongoDB

⚖️ AI-Powered Legal Document Assistant

• An intelligent NLP system that automatically summarizes legal documents, identifies potential risks, and generates executive summaries for faster review.
• Tech Stack: Python, NLP, AI/ML, Streamlit

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📫 Let's Connect!

• Portfolio: vikash-kumar-23.github.io/Portfolio/
• LinkedIn: vikash-kumar-4a4a39347
• Email: [email protected]

⚡ Fun Fact: I enjoy turning ideas into working products and improving them step by step! 🚀
⭐ If you like my work, consider starring my repositories!