SUBHAJIT KUMAR DAS

B.Tech Information Technology Student | AI & Full-Stack Developer | Systems & Open Source

Kolkata, India • github.com/lumacodes • LinkedIn • luma.is-a.dev

Profile

Information Technology undergraduate building software across AI interfaces, automation, frontend systems, and Linux tooling. Experienced in turning ambitious ideas into working prototypes with an emphasis on practical engineering, developer experience, privacy, and open-source software.

Technical Skills

Languages: TypeScript, JavaScript, Python, C, Rust

Frontend: React, React Three Fiber, Three.js, Vite, HTML, CSS, Framer Motion

Backend: FastAPI, Node.js, REST APIs, SQL Fundamentals

AI/ML: LLM APIs, Speech Interfaces, AI Automation, RAG Concepts

Systems: Linux, Gentoo, Bash, Kernel Configuration, Wayland/Hyprland

Tools: Git, GitHub, Docker, VS Code/Code-OSS, Figma

Selected Projects

Shefixu — Real-Time 3D AI Companion

TypeScript, React, React Three Fiber, Three.js, VRM, Web Audio, FastAPI

• Built a browser-based 3D AI interface combining a VRM avatar with procedural animation and Web Audio FFT-driven morph-target lip synchronization.
• Integrated browser speech recognition with local Microsoft Neural TTS via edge-tts/FastAPI to power real-time voice interaction.
• Designed the system as a modular real-time interaction pipeline rather than a conventional chatbot UI.

HNLINK — Hacker News to LinkedIn Automation

Python, AI APIs, Content Extraction, Automation

• Developed an end-to-end content automation pipeline that monitors trending Hacker News stories and extracts article content and metadata.
• Used AI APIs to generate LinkedIn-ready posts from extracted content and automated delivery of the final output.

Gentoo Kernel — Unbloated Custom Kernel

Linux, Gentoo, Kernel Configuration, Systems

• Manually configured a minimal Gentoo Linux kernel with hardware-focused tuning and removal of unnecessary features.
• Demonstrated hands-on understanding of Linux configuration and systems-level performance trade-offs.

Aesthetic VS Code Rice — Developer Environment

Linux, Code-OSS, UI Customization

• Created a minimal Code-OSS configuration focused on a transparent UI, blur-friendly layout, and a distraction-free development workflow.

Open Source

• is-a-dev/register — Contributed to a large public open-source project providing free developer subdomains; repository shows substantial community activity.
• GitHub: 22 public repositories spanning AI, frontend, automation, Linux customization, and developer tooling.

Education

B.Tech in Information Technology

Guru Nanak Institute of Technology | 2025 – 2029

Interests

AI Systems, Developer Tooling, Linux Internals, Privacy-Preserving Software, 3D Interfaces, Automation, Open Source

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