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Aadigha-git/README.md

Bharadwaj Ghali

AI/ML Engineer  ·  LLM Systems  ·  RAG & Agentic AI  ·  M.Eng UCI '26

   

LinkedIn  ·  Google Scholar  ·  bghali@uci.edu


By the numbers

Metric Result
🧪 LLM eval graders — agreement w/ human evaluators 94.7%
📈 Learning-to-Rank mAP improvement (175K+ events) 62% → 94%
⚡ RAG latency reduction (2,500+ daily queries) −18%
💸 LLM inference cost reduction −22%
📄 IEEE publications 6 · 9+ citations

Featured Projects

🔬 AI_Evals   Active · UCI M.Eng Capstone × IntuigenceAI

LLM evaluation framework stress-testing 4+ domain-specific agents across document parsing, time-series reasoning, tone/conversation, and end-to-end task completion.

  • Built 35+ high-signal graders combining rule-based validators and LLM-as-a-judge workflows
  • Achieved 94.7% agreement with human evaluators
  • Implemented failure-mode taxonomy (reasoning errors, retrieval failures, tool misuse) with severity scoring

Python DSPy LangChain OpenAI LLM-as-a-judge


Multi-agent system for targeted ad campaign generation using retrieval-augmented generation.

  • 80% Top-5 relevance on campaign targeting
  • FAISS vector search + LangChain orchestration + DALL-E multimodal output

Python LangChain FAISS DALL-E OpenAI Cohere


✍️ Text-Summarizer-DSPy   Prompt Optimization

Programmatic prompt optimization pipeline using DSPy — comparing automated vs. manual prompt engineering for quality and inference cost.

Python DSPy OpenAI API


📁 CrescentHarborDirectFiler   Agentic Pipeline

Automated document filing agent with intelligent routing, classification, and structured output validation. Production-ready with error handling and fallback logic.

Python LangGraph LLM agents


Skills

GenAI & LLMs   RAG LangChain LangGraph DSPy FAISS Pinecone MCP LoRA fine-tuning multi-agent systems FSM guardrails Hugging Face Transformers

ML & Data   PyTorch XGBoost LightGBM PySpark feature engineering Learning-to-Rank model evaluation

Cloud & Infra   Azure ML Databricks Docker CI/CD GitHub Actions

Languages   Python SQL Java JavaScript Bash


Experience

AI Engineer Intern · Hirello.ai   Jan 2026 – Mar 2026

Generative AI career-coaching platform · Gemini (text + voice) · Pinecone · MCP

  • Designed FSM-based guardrail architecture — cut agent error rate 10% across 300+ live users
  • Orchestrated multi-agent pipelines across 8+ MCP endpoints with RAG-based context memory (Pinecone)
  • Optimized multimodal prompt pipelines for real-time Gemini voice + text interactions

ML Research Intern · Colorado State University   Jun 2025 – Jul 2025

Behavioral ML systems · Prof. Ortega · NUI Labs · AR notification prioritization

  • Boosted Learning-to-Rank mAP from 62% → 94% on 175K+ behavioral events (XGBoost, LightGBM)
  • Built scalable ELT pipelines on Azure ML — batch + real-time ingestion, 100% app coverage

GenAI Intern · Indegene   Jul 2024

Life sciences AI platform · 2,500+ daily LLM queries

  • −18% RAG latency via FAISS vector search + semantic chunking
  • −22% LLM inference cost using DSPy-based prompt pipelines
  • −30% fine-tuning iteration time via LoRA parameter-efficient fine-tuning

Education

🎓 Master of Engineering in Computer Engineering (Machine Learning and Data Science) · UC Irvine   Sep 2025 – Jun 2026

🎓 Bachelors of Technology in Computer Science & Engineering (Artificial Intelligence) · Amrita Vishwa Vidyapeetham   2021 – 2025

Graduate commencement speaker · Final year: Study Abroad at UC Irvine


Publications

  • 📄 Comparative Analysis of Bitcoin Price Prediction Models: LSTM, BiLSTM, ARIMA and TransformersIEEE 2024 · 9 citations
  • 📄 Scalable Web Crawling: Harnessing Hadoop MapReduce in a Distributed FrameworkIEEE 2024

Certifications

Microsoft Azure AI Engineer (AI-102)   Azure Fundamentals (AZ-900)   GitHub Foundations   Oracle: AI Vector Search


Pinned Loading

  1. Blockchain_Application_using_Merkle_Trees Blockchain_Application_using_Merkle_Trees Public

    Forked from anjalichennupati/Blockchain_Application_using_Merkle_Trees

    This project demonstrates the working of Merkle trees in blockchain technology to ensure transparency and reliability in food traceability. It utilizes a distributed immutable digital ledger to sec…

    Java 1

  2. Stock_Prediction_using_XGBoost_and_Sentiment_Analysis_using_Spark Stock_Prediction_using_XGBoost_and_Sentiment_Analysis_using_Spark Public

    Forked from anjalichennupati/Stock_Prediction_using_XGBoost_and_Sentiment_Analysis_using_Spark

    This research proposes a new method of acquiring intraday stock data from the National Stock Exchange and sentiment-laden news articles via web-scraping technology. Spark’s distributed computing fr…

    Python 1

  3. AI-driven-Image-2-Audio AI-driven-Image-2-Audio Public

    Forked from Prahas10/Stegano-AI-2-Audio

    Combining AI techniques to conceal images in audio files and applying encryption for secure communication.

    Python 1

  4. DanyurNan/Emotion-and-Gesture-DJ DanyurNan/Emotion-and-Gesture-DJ Public

    A project that attempts to make music creation and performance more accessible using emotion detection, machine learning, and gesture tracking, all integrated on a Streamlit application.

    Python 1

  5. Handwritten_Digit_Recognition_using_MATLAB Handwritten_Digit_Recognition_using_MATLAB Public

    Forked from anjalichennupati/Handwritten_Digit_Recognition_using_MATLAB

    A handwritten digit recognition system implemented using MATLAB, leveraging Convolutional Neural Networks (CNNs) for accurate classification. Processes and classifies digits from the MNIST dataset …

    MATLAB 1

  6. Ad_Placement_Optimization_using_RAG_and_LLMs Ad_Placement_Optimization_using_RAG_and_LLMs Public

    Forked from anjalichennupati/Ad_Placement_Optimization_using_RAG_and_LLMs

    A project that integrates RAG and LLMs for targeted ad campaign recommendations. It extracts data via web scraping, processes it using LangChain, and enhances accuracy with FAISS. Users can input q…

    Jupyter Notebook