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  • Nanyang Technological University, Singapore
  • India <-> Singapore

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@Women-Devs-SG

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gitansha/README.md

Hey there, I'm Gitansha Aggarwal

Machine Learning Engineer | MSc Business Analytics @ NTU Singapore | Passionate about NLP, RAG Chatbots & Scalable AI Systems

Exploring LLMs β€’ Building Scalable AI Systems β€’ Turning Data into Intelligence


🧠 About Me

I’m a Machine Learning Engineer passionate about bridging the gap between data, AI, and business impact.
With a Master’s in Business Analytics at NTU Singapore, I love transforming unstructured data into intelligent, scalable systems.

I’ve built LLM-powered automation, RAG chatbots, and cloud-based ML workflows that reduce manual workloads and enable smarter decision-making.
Beyond code, I enjoy designing dashboards, optimizing workflows, and mentoring peers exploring AI.


πŸ”­ What I'm building now

  • πŸš€ Building LLM-driven automation for engineering document intelligence at Singapore Airlines Engineering Company
  • 🧩 Experimenting with RAG pipelines, multi-agent systems, and retrieval-augmented frameworks

🌱 Exploring Next

  • ☁️ AWS (SageMaker, Bedrock) for scalable model deployment
  • βš™οΈ Data Engineering for AI pipelines using PySpark and Airflow
  • 🧠 LLM evaluation and fine-tuning techniques

⚑ Fun fact

When I’m not training models, I’m probably deep into anime, crafts 🎨, or exploring design ideas for dashboards!


πŸ’» Tech Stack


πŸ† Holopin Badges

@gitansha’s Holopin board


πŸš€ Featured Projects

🧩 Engineering Document Intelligence (SIA Engineering Company)

Leveraged Azure OpenAI & LangChain to automate extraction from thousands of aircraft task card PDFs β€” reducing manual workload by >70%.
Designed a structured output pipeline integrating OCR, LLMs, and JSON-based workflows.

πŸ’¬ Context-Aware RAG Chatbot

Developed a retrieval-augmented chatbot using FastAPI, FAISS, and Azure OpenAI, capable of domain-specific document querying with source grounding.

πŸ“ˆ Business Valuation Platform

Created an interactive stock valuation dashboard using ARIMA, LSTM, and sentiment analysis on company headlines.
Integrated ML models into the frontend with ReactJS, improving user interaction and prediction accuracy.


πŸ“« How to reach me

LinkedIn Email Portfolio


πŸ“Š GitHub Stats


β€œAlways curious, constantly building, and forever learning. πŸ˜‰β€

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  1. MeterMatrix MeterMatrix Public

    Meter Reading Tracking made easy

    Python 1

  2. jaosy/AN6002_Business_Valuation_Project jaosy/AN6002_Business_Valuation_Project Public

    AI-powered app for simple and insightful business performance evaluation

    Jupyter Notebook 1

  3. Attendance-management Attendance-management Public

    An attendance management system using T-sql/Ms Sql Server

    TSQL

  4. Happiness_index_dashboard Happiness_index_dashboard Public

    An interactive tableau Dashboard depicting the happiness index for various countries for the last decade. It also analyze the various factors used in it's calculation

    HTML

  5. AI_Big_Data_in_business AI_Big_Data_in_business Public

    It is a website with designed to perform the sentimental analysis and get a response from makersuite

    HTML 1

  6. credit-card-fraud-detection credit-card-fraud-detection Public

    Forked from sahidul-shaikh/credit-card-fraud-detection

    Machine learning model for Credit Card fraud detection

    Jupyter Notebook