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vpraveen0501-cyber/README.md

Hey there! 👋 I'm Praveen Kumar V

Typing Animation
LinkedIn    GitHub    Gmail    Instagram    Facebook

   


🧑‍💻 About Me

Name       : Praveen Kumar V
Role       : Senior Software Analyst @ HCL Technologies
Location   : Tiruvannamalai, Tamil Nadu, India
Education  : M.E. Software Engineering (CEG, Anna University) | B.E. EEE
Experience : 4+ Years · Enterprise Java/Spring Boot · DevOps · AWS · AI/ML
Interests  : Scalable Backend · Multi-Agent AI · Security Engineering · Open Source
Currently  : Building production-grade backend systems & AI-powered applications

🏢 Senior Software Analyst @ HCL Technologies — 4+ years engineering enterprise-grade Java/Spring Boot microservices, production CI/CD pipelines, and AI-powered backend systems deployed at scale. I bring together distributed systems depth, security-first architecture (AES-256-GCM · Argon2id · JWT · RBAC · zero-trust credential vaults), and AI/ML integration (LangGraph · multi-agent RAG · ChromaDB · Neo4j · Ollama) under one roof. Graduate of Anna University (M.E. Software Engineering · 8.89 GPA · Honors) | Lean Six Sigma Green Belt (HCLTech) | Cisco CCNA + Cybersecurity Certified. I ship production-quality open-source tools at the intersection of backend performance, data privacy, and intelligent systems.


🔥 What I Build

🏗️ Backend & APIs 🔒 Security Tools 🤖 AI / ML 📱 Mobile 📊 Data
FastAPI · Spring Boot CLI scanners · Vaults RAG · LangGraph · CNN Android · Kotlin ETL · DuckDB · Polars
Redis · JWT · RBAC AES-256 · TOTP · Argon2 ChromaDB · Ollama · Neo4j SQLCipher · Biometrics Real-time monitoring
Microservices · Docker Trivy · GitHub Actions Multi-agent · WebRTC Privacy-first apps Data validation

🛠️ Tech Stack


Java

Python

Go

Kotlin

TypeScript

Spring Boot

FastAPI

AWS

Docker

Redis

PostgreSQL

TensorFlow

Git

Linux

Area Technologies
Languages Java Python Go Kotlin TypeScript SQL
Backend Spring Boot FastAPI Django Microservices
Cloud & DevOps AWS Docker GitHub Actions Jira
Databases PostgreSQL Oracle Redis DuckDB
AI / ML LangChain ChromaDB TensorFlow Neo4j
Security Argon2 AES‑256 Trivy JWT

🚀 Featured Projects

🏷️ Project 📝 Description 🛠️ Stack 🔗
pky-ai-assistant Secure voice-first multi-agent AI — Android + FastAPI/LangGraph + GraphRAG (Neo4j + ChromaDB) + LiveKit WebRTC Kotlin Python Docker
fastapi-redis-jwt-backend Production-grade REST API — FastAPI + JWT auth + Redis caching + RBAC + token rotation Python Redis FastAPI
envguard-cli-scanner High-performance CLI secret scanner — Go + concurrent file walking + YAML rules engine Go Security
shield-vault-cli Zero-knowledge credential manager — Argon2id + AES-256-GCM + TOTP + fuzzy search Python Encryption
localmind-cli Offline RAG chatbot CLI — ChromaDB vector search + Ollama LLM + conversation memory Python RAG Ollama
sentinel-data-pipeline Polars-powered ETL — DuckDB sink + data validation + real-time monitoring Python DuckDB Polars
devops-actions-security-scanner GitHub Action — automated Docker image scanning with Trivy + webhook alerts Python GitHub Actions Trivy
kinetic-dashboard Physics-driven dashboard — Matter.js + draggable widgets + Next.js + real-time streaming TypeScript Next.js
pulsevault-android-privacy Privacy-first health tracker — SQLCipher + biometric auth + AES encrypted export Kotlin Android

💼 Professional Experience

 Full-time · 4 yrs 8 mos

🔹

Senior Software Analyst  ·  Feb 2022 – Present Chennai, Tamil Nadu · On-site  |  Key Skills: DevOps · AWS · Spring Boot · Java · Agile · Configuration Management · Jira

🔹

Senior Software Engineer  ·  Aug 2021 – Feb 2022 Key Skills: Microservices · Core Java · OOP · Data Structures · Algorithms

 Internship · 5 mos

🔹

BSNL Certified Summer Vocational Training  ·  May 2018 – Sep 2018 Tamil Nadu · Networking, TCP/IP, CCNA fundamentals


🎓 Education

Degree Institution Year Grade
M.E. Software Engineering College of Engineering, Guindy (Anna University) 2019 – 2021 8.89
B.E. Electrical, Electronics & Communication SKP Engineering College 2015 – 2019 8.2
DSA & System Design Scaler Academy 2023 – 2025

🏅 M.E. with Honors · Notable Coursework: Software Architecture · Software Security · Software Testing & QA · Advanced Database · Advanced OS · Machine Learning


📊 GitHub Stats

Profile Summary
Repos Per Language   Most Commit Language   Stats



GitHub Streak



Contribution Graph

🏆 Achievements & Highlights

Years at HCL ME Anna University Six Sigma Cisco CCNA


Repos Contributions Scaler Cisco Cybersecurity


🐍 Contribution Snake

GitHub Contribution Snake

📜 Certifications

Certification Issuer Date
🏆 Lean Six Sigma Green Belt (ICGB) HCLTech Feb 2022
🤖 AI Face Detection using Python HCL GUVI Apr 2021
📊 Business Analysis Simplilearn Aug 2021
🐍 Python for Beginners Udemy May 2021
🔒 Cisco Cybersecurity Specialist Cisco Networking Academy Jun 2019
🌐 CCNA Routing & Switching Cisco Networking Academy Jun 2019

✅ LinkedIn Skill Assessments

Java Python C++ Agile


🤝 Let's Connect!

Open to backend engineering roles, AI/ML collaborations, open-source contributions, and new challenges.


LinkedIn     GitHub     Gmail     Instagram     Facebook



vpraveen0501-cyber · Built with ❤️ from Tamil Nadu, India

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  1. pky-ai-assistant pky-ai-assistant Public

    Secure, voice-first multi-agent AI assistant — Kotlin/Compose Android + FastAPI/LangGraph backend with GraphRAG (Neo4j + ChromaDB), LiveKit WebRTC voice, and Docker Compose infrastructure.

    Kotlin 2