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๐ŸŽฏ
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Karthikeyan Thiagarajan carthworks

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Iโ€™m a problem solver at heart, always driven to understand how things work so I can make them better. I identify pain points and turn those insights into practi
58 followers ยท 136 following
  • Virtusa Chennai
  • India
  • https://carthworks.vercel.app/
  • in/carthworks

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Achievement: Pull Sharkx2Achievement: Arctic Code Vault Contributor

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carthworks/README.md

๐Ÿ‘‹ Hi, I'm Karthikeyan T

Senior AI Engineer โ€ข LLM Engineer โ€ข SaaS Architect

LinkedIn GitHub Behance Flickr Portfolio

๐Ÿ“ Chennai, Tamil Nadu, India | ๐Ÿ“ง [email protected] | ๐Ÿ“ฑ +91 94867 72206


๐Ÿš€ About Me

I build production-grade AI and SaaS systems with 20+ years of engineering experience. From LLM-powered RAG pipelines and autonomous agents to multi-tenant platforms, I ship things that work at scale โ€” with clean architecture, real security, and zero fluff.

Senior AI Engineer and SaaS Architect specializing in LLM integration (Qwen3, Llama3, GPT, Claude, Mistral) via Ollama, LangChain, LlamaIndex, and custom RAG pipelines. Creator of Gantto, AI Agent Skills, ExtractTheme Studio, and 43 shipped products across AI, security, SaaS, and developer tooling.

Currently co-founding multiple startups, translating deep technical expertise into product-focused execution.


๐Ÿ’ผ Professional Experience

Company Role Period
Virtusa Lead Consultant / Senior Lead Engineer (AI & Full-Stack) 2023 โ€“ 2026
Buckman Senior Digital Innovation Engineer 2021 โ€“ 2023
PushPros Senior Full-Stack Developer 2020 โ€“ 2021
AURISS Technologies Senior Engineer (AI & Cybersecurity SaaS) 2017 โ€“ 2020
Pacific Controls, Dubai, UAE UI/Web Developer (IoT Platforms) 2015 โ€“ 2016

๐Ÿ› ๏ธ Core Competencies

๐Ÿค– AI & LLM Engineering

  • Ollama + Qwen3 / Llama3 / Mistral / GPT / Claude integration
  • RAG pipelines with LangChain, ChromaDB, Faiss, pgVector
  • AI agents for workflow automation and penetration testing
  • Secure prompt pipelines, autonomous agent chaining

โ˜๏ธ SaaS Architecture

  • Multi-tenant architecture (isolation, RBAC, API gateway)
  • Next.js, .NET Core, Node.js, PostgreSQL systems design
  • Serverless functions, edge APIs, observability, tracing

๐Ÿ’ป Full-Stack Engineering

  • Frontend: Next.js, React, Angular
  • Backend: Node.js, .NET Core
  • Database: Prisma ORM, PostgreSQL schema optimization
  • APIs: REST/GraphQL secure API development

๐Ÿ”ง AI Ecosystem

  • APIs: OpenAI, Claude, Cohere, Hugging Face, Together.ai
  • Libraries: LangChain, LlamaIndex, Transformers

๐Ÿšข Cloud & DevOps

  • CI/CD: GitHub Actions, Azure DevOps
  • Deployment: Docker on Vercel, Azure, AWS

๐ŸŽจ UI/UX

  • Figma, Tailwind CSS, design systems, accessibility

๐ŸŒŸ Featured Builds

Project Category Description Status
AI Agent Skills Tools Drop-in SKILL.md files that give AI coding agents specialised, consistent behaviour ๐ŸŸข Live
Security Posture Intelligence Platform AI App AI-augmented vulnerability management & continuous security posture monitoring ๐Ÿ”ถ Prototype

๐Ÿค– AI & LLM Applications (15 projects)

Project Description Status
CogniScale Dynamic, mathematically rigorous assessment and remediation platform ๐Ÿ”ท MVP
RAG System for Your Documents Ask questions and retrieve insights from your own documents using RAG ๐Ÿ”ฌ PoC
LibraDigitAI AI-powered digitization turning scanned library documents into searchable archives ๐Ÿ”ฌ PoC
Project Tracker Security-focused project tracker with vulnerability, SCA, container, and secret scanning ๐Ÿ”ฌ PoC
ModelMeter: AI FinOps & Observability Provider-agnostic AI FinOps platform for monitoring LLM usage, costs, and reliability ๐Ÿ’ก Idea
Security Posture Intelligence Platform AI-augmented vulnerability management and continuous security posture monitoring ๐Ÿ”ถ Prototype
Web Security Scanner Lightweight web security scanner for quick vulnerability and configuration checks ๐Ÿ”ฌ PoC
ActSMS On-device assistant converting transactional SMS into reminders, tasks, and alerts ๐Ÿ’ก Idea
SolarFlow Track solar projects from lead to payment, customer updates, and collection follow-ups ๐Ÿ’ก Idea
PaperPublish IQ Research workflow platform guiding drafts toward publication with blind peer review ๐Ÿ’ก Idea
WingzAI Platform Unified workspace to manage connectors, build AI agents, and automate security workflows ๐ŸŸข Live
Cybersecurity Workshop AI-assisted cybersecurity workshop with hands-on training, learning paths, and practical labs ๐ŸŸข Live
Kapan Private, internal communication platform for teams that value control and privacy ๐Ÿ’ก Idea
CodeShield Local Local AI-powered code security auditor โ€” no code leaves your machine ๐Ÿ”ฌ PoC
Hyperlocal Heat Intelligence Platform 48-hour, 100m street-level thermal stress forecasting for insurers, employers, and city responders ๐Ÿ’ก Idea

๐Ÿงฐ Developer Tools (6 projects)

Project Description Status
AI Agent Skills Drop-in SKILL.md files that give your AI agent specialised, consistent behaviour โ€” instantly ๐ŸŸข Live
Gantto Project Timeline Privacy-first fullscreen Gantt chart & project timeline manager with NLP & Critical Path ๐ŸŸข Live
ExtractTheme Studio Extract CSS variables, Tailwind configs, WCAG matrices, fonts, logos & style guides in seconds ๐ŸŸข Live
SecuTools.io Practical, no-nonsense utilities for cybersecurity engineers and security researchers ๐ŸŸข Live
AI & LLM Handy Tools Curated toolbox of practical utilities for AI engineers, researchers, and prompt engineers ๐ŸŸข Live
MyTeleprompter Easy-to-use teleprompter for speakers, presenters, and creators ๐ŸŸข Live

๐ŸŒ Websites (13 projects)

Project Description Status
FIT BITE Premium-quality fresh exports with reliable sourcing and global distribution ๐ŸŸข Live
FIT BITE CART Your next good habit starts with a bite โ€” fresh fruit e-commerce ๐ŸŸข Live
Royal Albatross Exports Premium-quality fresh exports with reliable sourcing and global distribution ๐ŸŸข Live
SN Exports Karur Cotton Export Manufacturing for high-quality cotton products ๐ŸŸข Live
Nesam Radio Tamil music, devotional programs, news, and podcasts streamed from Tamil Nadu ๐ŸŸข Live
DSR Photos & Videos Professional photography and videography for weddings, editorial, and portrait sessions ๐ŸŸข Live
Chennai Braiding Company Specialized manufacturers of high-quality shoe laces and industrial ropes ๐ŸŸข Live
Cyber Risk & Investment Platform Multi-tenant Security Posture Intelligence Platform with AI remediation guidance ๐Ÿ’ก Idea
HIRENCH HR Solutions Recruitment and HR consulting for staffing, executive search, and industry hiring ๐ŸŸข Live
Ark Veterinary Clinic Comprehensive veterinary care with a focus on preventive and clinical services ๐ŸŸข Live
Sri Kaliamman Textiles Textile manufacturer website for product presentation and inbound enquiries ๐ŸŸข Live
30-Day Ethical Hacking Bootcamp Hands-on ethical hacking training to build real-world offensive security skills in 30 days ๐ŸŸข Live
IntraChat Private, internal communication platform built for teams that value control and privacy ๐ŸŸข Live

๐Ÿ”Œ Chrome Extensions (7 projects)

Project Description Status
Chrome Web Store Developer Console Developer-focused Chrome extension published on the Chrome Web Store ๐ŸŸข Live
TrustLens - Website Trust & Risk Checker Instant website trust and risk analysis using real-time domain intelligence ๐Ÿ”ง WIP
AI Image Signal Analyzer Analyzes visual and metadata signals to estimate probability of AI-generated images ๐Ÿ”ง WIP
Gantto - Project Timeline Manager AI-assisted Gantt chart tool with progress tracking and smart task suggestions ๐Ÿ”ง WIP
AppSec Inspector Local-first application security inspection for headers, secrets, and authentication checks ๐Ÿ”ง WIP
Auto Formatter Pro Advanced code formatter with syntax highlighting, format conversion, and diff view ๐Ÿ”ง WIP
Screenshotify Offline-first Chrome extension for capturing, annotating, blurring, cropping, and zooming screenshots ๐Ÿ”ง WIP

๐ŸŽจ Creative & Interactive (2 projects)

Project Description
Aether - Gestural Focus Engine Interactive meditation and breathing experience using particle-based visualizations
Enhanced Audio Visualizer Cinematic 3D, real-time, beat-reactive visuals that transform music into immersive motion

๐Ÿ“Š Tech Stack

Languages & Frameworks

TypeScript JavaScript Python Next.js React Node.js .NET

AI & ML

LangChain OpenAI Ollama Hugging Face

Databases & Cloud

PostgreSQL Azure AWS Vercel Docker

Styling & Design

Tailwind CSS Figma


๐ŸŽ“ Education & Certifications

  • B.Sc โ€“ Computer Science | Bharathiar University
  • Gen AI Assisted Engineer | Virtusa (Issued Feb 2025)

๐ŸŒ Portfolio & Links

  • ๐ŸŒ Live Portfolio: carthworks.vercel.app
  • ๐Ÿงฐ AI Agent Skills: carthworks.github.io/ai-agent-skills
  • ๐Ÿ“Š Gantto โ€“ Project Timeline: gantto.vercel.app
  • ๐ŸŽจ UI Portfolio: behance.net/carthworks
  • ๐Ÿ“ธ Photography: flickr.com/photos/carthworks
  • ๐Ÿ’ป Code Portfolio: github.com/carthworks

๐Ÿ“ซ Let's Connect

Email LinkedIn GitHub


๐Ÿ“ˆ GitHub Stats

GitHub Stats

Top Languages

GitHub Contribution Graph


๐Ÿ’ก "43 products shipped. 20+ years of engineering. Zero fluff."

โญ๏ธ From carthworks

Pinned Loading

  1. ai-agent-skills ai-agent-skills Public

    Drop-in SKILL.md files that give your AI coding agent specialised capabilities

    JavaScript 2 1

  2. LibraDigitAI LibraDigitAI Public

    AI-Based Digitization & Digital Archive Builder for Libraries - production-grade desktop application that converts scanned documents into searchable, metadata-rich digital archives using a guided wโ€ฆ

    JavaScript 2

  3. carthworks carthworks Public

    portfolio

    TypeScript

  4. secutools-io secutools-io Public

    All Cybersecurity Tools Complete toolkit for cybersecurity students and professionals. All tools are free and privacy-focused.

    TypeScript 1 1

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