Collection '26

Keerthivasan S

A Full-Stack developer from Puducherry.

Aspiring Full-Stack Developer skilled in React.js, Node.js, TypeScript, secure authentication, cryptography, and scalable web applications. Passionate about building secure, user-centric software and contributing to innovative engineering teams.

See Works Reach out...

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Selected Work

Featured projects

A curated selection of projects from my resume — from concept to deployment.

Security & Authentication

QR-USB Authentication & Encryption System

Built offline 3-factor authentication using USB, password and QR verification. Implemented AES-256-GCM encryption, Scrypt, brute-force protection and Windows context-menu integration. Designed zero-backdoor architecture with secure authentication logging.

Node.js AES-256-GCM Scrypt JWT Windows API QR Code

View Details ↗

Full-Stack Web App

ExamBuddy — AI Platform

Built full-stack platform with JWT authentication, real-time chat and media sharing. Deployed on Vercel, Railway and Firebase (99.95% uptime); Android app under Indus App Store review. Impact: 19+ users, 27+ exams, 37+ conversations in 8 days.

React.js Node.js Firebase JWT WebSockets Vercel

Live Demo ↗ GitHub ↗

Machine Learning

Hybrid Feature Fusion for Sound Event Detection

Developed CNN + Bi-LSTM + Attention model for emergency siren detection. Optimized using quantization/pruning and exported to TensorFlow Lite & ONNX for edge deployment.

Python TensorFlow CNN Bi-LSTM Attention TensorFlow Lite

SEP 2026 — Completed ↗

Skills

Technical arsenal

Technologies and tools I've mastered through projects and internships.

Programming

JavaScript TypeScript Python

Frontend

React.js Next.js Tailwind CSS

Backend & Security

Node.js Express.js FastAPI REST APIs JWT AES-256-GCM Scrypt 3FA

Database & Cloud

MongoDB Firebase Cloudinary WebSockets Cloudflare Workers

System & Deployment

Windows API USB Detection QR Authentication Vercel Railway Firebase Hosting

Strengths

Full-Stack Development Secure System Design Cryptography Problem Solving Agile Development Quick Learner

Experience

Journey & education

My academic background and journey.

📚

Secondary School Leaving Certificate (SSLC)

Sri Navadurga English Higher Secondary School, Puducherry

Secured 71% in Tamil Nadu State Board examinations.

2020

🏫

Higher Secondary Certificate (HSC)

Holy Flowers Higher Secondary School, Kariyamanikkam, Puducherry

Secured 79% in Tamil Nadu State Board examinations.

2022

🎓

Bachelor of Technology — Computer Science & Engineering

Manakula Vinayagar Institute of Technology, Puducherry

CGPA: 7.0. Focused on software engineering, machine learning, and data science with hands-on project experience. Graduation: June 2026.

2022 — 2026

Certifications

Professional certifications

Credentials and achievements that validate my skills.

📜

Deloitte Technology Job Simulation

Forage2025

🌐

CCNA: Switching, Routing & Wireless Essentials

Cisco2024

🎨

UI/UX Design

MVIT2024