Hi, I'm
Vignesh Nagarajan

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Full-Stack Developer & Cybersecurity enthusiast. I build secure APIs, dynamic web platforms, and clean interfaces — currently pursuing MCA at PSG College of Arts & Science.

Tamil Nadu MCA @ PSG College Open to Opportunities
Vignesh Nagarajan

My Education

Master of Computer Applications (MCA)
PSG College of Arts and Science, Coimbatore
2025 – 2027
CGPA: 8.61 / 10
Bachelor of Computer Applications (BCA)
Kalasalingam Academy of Research and Education, Srivilliputhur
2022 – 2025
CGPA: 8.82 / 10
HSC (12th Standard)
P.A. Chinniah Raja Memorial Hr. Sec. School, Rajapalayam
2021 – 2022
Score: 84.66%
SSLC (10th Standard)
P.A. Chinniah Raja Memorial Hr. Sec. School, Rajapalayam
2019 – 2020
Score: 69.2%

Work Experience

Python Developer Intern – Machine Learning
Nextlogic, Coimbatore
Jun 2024 – Aug 2024
  • Built Python-based ML workflows using NumPy, Pandas, and Scikit-learn for data preprocessing and classification tasks.
  • Gained hands-on experience in model integration and performance evaluation techniques.

My Arsenal

Languages
PythonJavaC PHPJavaScriptSQL BashHTML5CSS3
Web Development
RESTful APIsLAMP Stack AJAXJSONBootstrap
Cybersecurity
Penetration TestingVulnerability Assessment CryptographyXSS Analysis Firewall Development
DevOps & Tools
DockerGitLab CI/CD GitLinux Admin
Frameworks & Libraries
RabbitMQPython Cryptography NumPyPandas Scikit-learnNode.js Basics
Soft Skills
Problem SolvingSelf-Learning Attention to DetailCommunication AdaptabilityTeam Collaboration

Signature Projects

College Gateway Event Portal

Robotics & space-themed event registration portal with immersive animated UI. Integrated Google Apps Script for real-time data storage and automated email confirmations — reduced manual effort by 70%.

Google Apps ScriptHTML/CSS/JSNetlify

IC-AISSTMH 2026 Conference Website

Full-stack conference management site handling 5000+ user interactions with automated email confirmations and cutting manual coordination effort by 60%.

Full-StackGoogle Apps ScriptPHP

Photogram – Photo Sharing Platform

Social media platform with user authentication, session management, secure file uploads, relational database with indexing, and AJAX-powered responsive UI.

LAMP StackJavaScriptBootstrap

Secure File Encryption Tool

CLI tool for symmetric file encryption using Fernet encryption with batch processing, secure key management, and recursive directory encryption for automated workflows.

PythonFernet EncryptionCLI

Stored XSS Vulnerability Analysis

Demonstrated Stored XSS attack vectors including DOM manipulation, cookie theft, and session hijacking. Implemented defences: input sanitization, output encoding, and CSP headers.

JavaScriptWeb SecurityCSP

User Management REST API

Production-ready RESTful API with JWT authentication, bcrypt password hashing, and role-based access control. Normalized database schema achieving 40% faster response times.

PHPMySQLJWT

Spring4Shell Detection System

Python-based firewall to detect and block Spring4Shell (CVE-2022-22965) exploits with 99% accuracy, plus logging and alerting for real-time security monitoring.

PythonNetwork SecurityCVE

Command-Line Password Manager

CLI password manager using AES-256 encryption with PBKDF2 key derivation (100,000 iterations), secure backup with encrypted export/import, and password strength validation.

PythonAES-256PBKDF2

Certifications & Training

Google Arcade Program Facilitator (Champion)
Cloud Computing & Google Cloud
Art of Hacking Through Programming (LAHTP)
Ethical Hacking
Web Engineering – Full Stack Development
LAMP Stack & Modern Web
Python CLI Application Development on Linux
Command-Line Programming
API Development
RESTful API & Backend Development
Tata Cybersecurity Analyst Job Simulation
Security Operations
Telstra Australia Cybersecurity Simulation
Network Security
Deloitte Australia Cyber Job Simulation
Enterprise Security

Activities & Research

Research Paper Publication

2026

Published at an international conference — Lung Cancer Detection & Classification using a Hybrid CNN and HOG Approach for medical image classification.

Event Coordinator – TechnoVerse '26

2026

Led planning, logistics, and team coordination for the AI Forensic event at the annual technical symposium.

Conference Coordinator – IC-AISSTMH 2026

2026

Managed guest communication, scheduling, and logistics for a large-scale international multidisciplinary conference on AI-Driven Sustainability.

Hackathon Coordinator – Gateway Hackathon

2026

Coordinated participant registration, competition flow, and communications for smooth execution of a college-level hackathon.

Tamil Forum – Event Coordinator

2022–2026

Consistently coordinated Tamil Forum college-level events over four years, managing competitions, participants, and stage activities.

2nd Place – Poster Presentation

2026

Secured 2nd place with cash award at CMS College Poster Presentation Competition, demonstrating strong analytical thinking and communication skills.

Let's Build Together

Looking for a developer who blends deep logic with beautiful design and cybersecurity awareness? My inbox is always open.


Get In Touch