Raghunandhan VR

Publication

CNN-Based Fake Face Detection Research

Python, TensorFlow, PyTorch, CNN, GAN

•Published IEEE research paper on AI-generated fake face detection
•Achieved 87.5% accuracy surpassing previous benchmarks
•Explored CNN architecture variations and activation functions

Work Experience

Lumel

July 2025 - Present

Go, React, .NET, Azure

•Building systems designed to handle very high volumes of data

Freightify

July 2023 - July 2025

Go, PHP, AngularJS, React.js, Kubernetes, MySQL, MongoDB, Redis, Node.js

•Built central AuthN/AuthZ microservice; reduced authentication latency by ~50%, handling 100K+ daily users
•Implemented comprehensive SSO and OAuth 2.0 flows (all grant types)
•Developed a high-performance reverse proxy using Zalando Skipper; reduced average API latency by ~60%, routing 1M+ daily requests
•Engineered custom microservice for dynamic API route management
•Delivered critical rate-search and booking workflows, ensuring 99.5% uptime across services

Internship

Freightbro (Now Freightify)

July 2022 - July 2023

Golang, Node.js, React, AngularJS, K8s

•Developed internal dashboards and automation tools used by 150+ employees of Freightify
•Ran org-wide SADT/DAST, driving rapid remediation of high-risk issues

Gurguram Police

March 2021 - June 2021

OSINT, Python, C, C++

•Analysed 25+ cybercrime cases, including ransomware attacks, identity theft, and cyber blackmail

Security Research

Security Research & Bug Bounty

Burp Suite, Wireshark, Linux, Web Security, OWASP

•Earned rewards from McAfee, Uber, and other platforms
•Fixed XSS and SQL injection vulnerabilities at Freightify

Leadership

President, Cyberspace Club

Leadership, Cybersecurity Education, CTF Challenges

•Led cybersecurity education for 4 years
•Organized CTFs and workshops for hundreds of students weekly
•Mentored on web security and networking fundamentals

Smart India Hackathon

Full-stack Development, Team Leadership, Problem Solving

•Led 5-member team to top 50 finalists
•Developed scalable solutions for real-world problems

Side Project

DataAtmos

Next.js, Terraform, AWS, PostgreSQL

•Building unified platform for data management and analytics
•Single source of truth for all data-related activities

College Social Media Platform

Node.js, React.js, MySQL, Socket.io

•Built Instagram-like platform for college events
•Served 500+ active students with real-time features

ERC-4337 Account Abstraction

TypeScript, Solidity, Ethereum, Web3

•Developing user-friendly blockchain solutions
•Removing barriers to mainstream blockchain adoption

Freelancing

KG Hospital Network Infrastructure

Cisco Catalyst 9000, ISR 4000, Network Security, VoIP

•Designed enterprise network for 500+ concurrent users
•Deployed VLAN segmentation and VoIP integration
•Achieved 99.99% uptime with secure VPN access

Micro-Finance Portfolio Website

WordPress, SEO, Google My Business

•First freelance project using WordPress
•Implemented SEO and Google My Business maintenance

Custom PC Building Service

Hardware Assembly, Performance Tuning, Custom Cooling

•Assembled 20+ high-performance computers
•Specialized in gaming rigs and workstations with custom cooling