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Vasanthkumar262000/README.md

Welcome Banner

</> AI Engineer | Building LLM-powered solutions | Deploying ML/LLM features to production </>

LinkedIn LeetCode Portfolio Email


☞ About me

AI Engineer with expertise in deploying ML/LLM features, including RAG systems built with LangChain, LlamaIndex, and vector databases. Developed and fine-tuned generative AI models using QLoRA, DPO, and RLHF to enhance performance. Also delivered production-grade full-stack applications using React/TypeScript and Java/Spring Boot for high user impact.

♔ Working as AI Engineer at WERSEC Inc.
AWS Certified AI Practitioner & ML Engineer.
✌︎ Graduated from DePaul University (MS in Computer Science)
⏏︎ Building production-grade LLM-powered RAG systems

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★ Technologies

Microsoft Azure Microsoft Copilot AWS SageMaker Azure AI Python JavaScript TypeScript Java C++ C#

React Node.js Django Spring

PyTorch TensorFlow AWS Microsoft Azure

PostgreSQL MongoDB MySQL Redis

Docker Kubernetes Git GitHub Actions


⇪ Statistics

Streak


Contribution Graph


⌘ Featured Projects

Tech Stack: LangGraph LangChain LLM Python Pydantic

Production-grade multi-agent system using ReAct agent pattern in LangGraph's StateGraph framework, implementing three specialized LLM agents (Planner, Architect, Coder) with structured output validation via Pydantic schemas.

Key Features:

  • Multi-agent architecture with structured output validation
  • Optimized LLM integration pipeline with Groq API
  • Deterministic structured outputs
  • Sequential tool calling to prevent race conditions

GitHub

Data Speak AI – AI-Powered Analytics Platform

Tech Stack: RAG ChromaDB LLM Whisper PostgreSQL Plotly Matplotlib

Conversational analytics platform using RAG, Llama 3.2/Mistral LLMs, and Chroma Vector DB to convert natural language into SQL queries—achieved 92% accuracy and saved 40+ analyst hours weekly.

Key Features:

  • 92% accuracy in natural language to SQL conversion
  • Voice-to-visual pipeline with Whisper STT
  • Reduced analysis time from 3 hours to 10 seconds
  • Modular system design

GitHub


LeetCode Stats

✍︎ Certifications & Courses

✔︎ AWS Certified AI Practitioner
✔︎ AWS Certified Machine Learning Engineer - Associate
✔︎ Microsoft Certified Python Developer (MCSD)
✔︎ Google - Introduction to AI
✔︎ Data Science with Python (Udemy)
✔︎ Basics of JavaScript (Udemy)


⌖ Goals for 2025

  • Advance AI Engineering career
  • Deploy 5+ production ML/LLM features
  • Master advanced LLM techniques (DPO, RLHF, fine-tuning)
  • Contribute to open-source AI projects (LangChain, Hugging Face)
  • Build scalable RAG systems for enterprise use
  • Share knowledge through technical blogs about AI/ML

⎋ Fun Facts

Currently working on: Building production-grade LLM-powered RAG systems and fine-tuning open-source models

Learning: Advanced prompt engineering, RLHF techniques, and large-scale ML system design

Looking to collaborate on: Open-source AI projects, LLM applications, and ML infrastructure

Ask me about: RAG systems, LangChain/LlamaIndex, LLM fine-tuning, Multi-agent systems, Full-stack development

Fun fact: I've built AI systems that reduced analysis time from 3 hours to 10 seconds!


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  1. Microsoft_Azure_AI_Agent Microsoft_Azure_AI_Agent Public

    This is a project creating a AI tool for Azure to automatically converting the existing non cloud based project to a Azure cloud based project. This AI Agent will ask the user details about the exi…

  2. portfolio_project portfolio_project Public

    JavaScript