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VandanaJn/README.md

Hi, I’m Vandana 👋

Senior AI Engineer · Agentic Systems & AI Platforms · Technical Lead
Building production-grade AI systems that work in real-world enterprise environments.


👩‍💻 About Me

I’m a Technical Lead and Senior AI Engineer with 20+ years of experience designing, building, and operating large-scale enterprise systems, now focused on agentic AI, LLM platforms, and Retrieval-Augmented Generation (RAG).

My work lives at the intersection of AI innovation and engineering rigor—moving systems from prototypes to secure, observable, and reliable production deployments. I enjoy solving complex, high-stakes problems where AI must integrate cleanly with existing platforms, APIs, and operational constraints.

I’m known for IC+ leadership: owning architecture end-to-end, mentoring engineers, and delivering systems that create measurable business value.


🔍 Current Focus Areas

  • Agentic and tool-using AI systems
  • LLM orchestration, evaluation, and guardrails
  • Enterprise RAG with strong grounding and trust guarantees
  • Cloud-native, event-driven AI platforms
  • Production reliability, observability, and security

🚀 Featured Projects

🔹 Repo Navigator AI

Agentic GitHub repository exploration and analysis

Repo Navigator AI is a tool-driven, multi-agent system that helps engineers explore and understand GitHub repositories by interacting directly with the GitHub API, rather than pre-ingesting or indexing code.

What it does

  • Uses specialized agents to navigate repositories, files, commits, and pull requests
  • Dynamically retrieves code and metadata via GitHub API tools
  • Provides source-aware, explainable responses grounded in live repository state
  • Designed for architectural reasoning, onboarding, and codebase comprehension

Why it matters

  • Avoids stale indexes and heavy ingestion pipelines
  • Mirrors how engineers actually explore real repositories
  • Emphasizes correctness, traceability, and tool-based reasoning

👉 Repo: https://github.com/VandanaJn/Repo-Navigator-AI


🔹 Sage AI

Source-grounded RAG assistant with enterprise guardrails

Sage AI is a Retrieval-Augmented Generation (RAG) system designed to deliver trustworthy, source-backed answers over curated knowledge bases.

Highlights

  • Emphasis on grounding, citation, and hallucination reduction
  • Designed with enterprise-grade guardrails and secure data handling
  • Focus on observability, prompt discipline, and predictable behavior
  • Built to be extended into production workflows rather than demos

Sage AI reflects my approach to RAG: accuracy over cleverness, and systems that can be safely deployed in real organizations.


🛠 Core Technical Stack

AI & Agentic Systems
Multi-agent architectures, tool calling, RAG, LLM orchestration and evaluation
Google Vertex AI (ADK), AWS Bedrock, LangChain, LlamaIndex

Cloud & Distributed Platforms
AWS (Lambda, SNS/SQS, API Gateway, CDK, S3, DynamoDB)
GCP (Vertex AI, Cloud Run)
Event-driven and serverless architectures

Backend & Data
Python, FastAPI, C#, SQL, PostgreSQL, Oracle, DynamoDB
High-throughput, low-latency enterprise systems

Platform Engineering
Docker, CI/CD (GitHub Actions, CodeBuild, CodePipeline)
Infrastructure as Code, observability, secure logging, authN/authZ


🧠 Engineering Principles

  • Production-first AI: reliability, security, and observability are mandatory
  • Tooling over guessing: agents should act, not hallucinate
  • Systems thinking: AI is part of a platform, not a feature
  • Ownership mindset: design it, ship it, support it

📫 Let’s Connect

If you’re building enterprise AI platforms, agentic systems, or customer-facing AI deployments, I’m always happy to exchange ideas.

Pinned Loading

  1. Repo-Navigator-AI Repo-Navigator-AI Public

    Repo Navigator AI

    Python

  2. ng12-risk-assessor ng12-risk-assessor Public

    ng12-risk-assessor

    Python

  3. chatbot-backend chatbot-backend Public

    Spiritual chatbot backend using FastAPI, GPT, and Milvus for scripture-based, multi-turn guidance.

    Python 2

  4. python_essentials_ml_ops python_essentials_ml_ops Public

    Python + MLOps sandbox for data workflows, API dev, and testing—built during Duke’s MLOps specialization.

    Jupyter Notebook 2