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  • Cerence
  • Pune, Maharashtra

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Hi, I'm Chetna Priyadarshini 👋

AI/ML Engineer  |  Deep Learning · NLP · LLM Fine-Tuning · MLOps
10+ years in engineering across automotive, healthcare & gaming  ·  Currently pursuing MS in AI/ML @ Liverpool John Moores University


👩‍💻 About Me

I'm an engineer with 10+ years of experience across automotive, healthcare, and gaming domains — drawing on a background in mobile and backend engineering to build pragmatic, production-ready AI/ML systems.

Most recently at Cerence AI, I spearheaded integration and delivery of GPT-based capabilities for a Land Rover program using a hybrid LLM architecture combining domain-specialized responses and RAG, resulting in ~$0.5M in revenue impact. Before that, at Outset Medical, I developed predictive models for maintenance forecasting and treatment failure detection using curated device telemetry and in-house labeled datasets. Leveraged tree-based algorithms (XGBoost) to identify anomalous patterns and enable early risk detection, improving product reliability and patient safety. This helped treatment outcomes by 30% and maintenance outcomes by 15%.

I took a deliberate break to deepen my foundations, completing a Postgraduate Programme in AI/ML at IIIT Bangalore and currently pursuing an MS in AI/ML at Liverpool John Moores University. I bring strong engineering judgment, production experience, and a pragmatic approach to applying ML in real-world systems.

🔍 Currently seeking AI/ML engineering roles where I can contribute immediately while continuing to grow through real production work.


🛠️ Tech Stack

AI / ML

Python TensorFlow Keras PyTorch HuggingFace LangChain scikit--learn

MLOps & Cloud

AWS SageMaker AWS Glue Apache Airflow MLflow Docker Amazon ECS

Mobile

Android Kotlin Java


🗂️ Projects

🎓 MS Thesis — In Progress

Liverpool John Moores University · MS Artificial Intelligence · Deadline: July 2026

Repository Description Status
Thesis_PeFT Comparative study of LoRA vs ReFT (PEFT methods) for mental health NLP — classification (DistilBERT on SWMH) and empathetic response generation (Llama 3.2 on Empathetic Dialogues), evaluated on F1, AUC, BERTScore, EPIC, and LLM-as-Judge 🔄 Active

Stack: PyTorch · HuggingFace PEFT · PyReFT · Unsloth · W&B · Presidio · Docker


🤖 Generative AI

Repository Description Tools
Insurance_RAG_agent End-to-end RAG pipeline for insurance policy Q&A — document ingestion, chunking, embedding, vector store indexing, semantic retrieval, and grounded LLM answer generation LangChain · FAISS · OpenAI
Llama_Index_Query_Engine Advanced QA agent using LlamaIndex's SubQuestionQueryEngine — decomposes complex multi-part queries into targeted sub-questions, retrieves per-sub-question context, and synthesises a unified grounded answer LlamaIndex · OpenAI

🗣️ Natural Language Processing

LLM Fine-Tuning

Repository Description Tools
Fine-Tuning-Large-Language-Models End-to-end fine-tuning of a pre-trained LLM on a customer experience dataset — instruction formatting, training configuration, and before/after inference comparison HuggingFace Transformers · PEFT · PyTorch
LoRA_fine_tuning_on_Bloom LoRA fine-tuning on BLOOM 1B — demonstrates low-rank adapter injection, trainable parameter reduction, and efficient adaptation of a 1B-parameter model HuggingFace PEFT · PyTorch · bitsandbytes

Sequence Modelling, NER & Semantics

Repository Description Tools
Healthcare_Entity_Recognition CRF-based Named Entity Recognition on patient-doctor interaction logs — extracts disease and treatment entities using hand-crafted token features, outputs a structured disease-to-treatment dictionary sklearn-crfsuite · spaCy · nltk
BERT_finetuning Fine-tuning pre-trained BERT for sentence pair classification tasks including NLI and semantic textual similarity HuggingFace Transformers · PyTorch
NMT_Encoder_Decoder_Attention_Beam Hindi-to-English neural machine translation with GRU encoder–decoder, Bahdanau attention, and beam search decoding TensorFlow · Keras
TensorFLow_RNN_language_translation Language translation using a custom RNN encoder–decoder and loss function built from scratch with explicit GradientTape training TensorFlow
semantic_processing Notebooks covering distributional semantics, knowledge graphs, and topic modelling spaCy · Gensim · sklearn

🔧 MLOps

Beatit-AI Churn Prediction System — AWS SageMaker (@chetnapriyadarshini-iiit)

A production-grade, end-to-end MLOps system for predicting music streaming subscriber churn, built on AWS. Spans 5 repositories covering the full ML lifecycle from raw data to monitored production inference.

Repository Role Tools
beatit-ai-glue-redshift-tables Bronze → Silver → Gold medallion data pipeline producing model-ready features AWS Glue · Redshift · S3 · PySpark
beatit-ai-model-train SageMaker Pipeline: preprocessing → training → evaluation → model registration with CI/CD via CodePipeline SageMaker Pipelines · CodeBuild · XGBoost
beatit-ai-model-deploy Automated staging → production endpoint deployment with CloudFormation IaC and manual approval gate SageMaker Endpoints · CodePipeline · CloudFormation
beatit-ai-model-monitor Continuous monitoring for data quality, model quality, bias, and feature attribution drift on production endpoints SageMaker Model Monitor · Clarify · CloudWatch
beatit_ai_common_utilites Shared utilities across all pipeline components Python

Lead Scoring MLOps — Airflow + MLflow

Repository Description Tools
CodeProMLOPS Production lead scoring system with three Airflow-orchestrated pipelines (data, training, inference), MLflow experiment tracking, and automated model promotion from Staging to Production Airflow · MLflow · scikit-learn · Docker

📈 Predictive Modelling & Machine Learning

Repository Description Tools
Telecom_Churn_Prediction Binary classification model to predict telecom customer churn, with feature engineering and evaluation prioritising Recall and ROC-AUC to minimise missed churners scikit-learn · pandas · matplotlib
PropertyPricePrediction Regularised regression (Ridge & Lasso) to predict Australian residential property prices, identifying 12 key value drivers for a US investment firm's market entry strategy scikit-learn · pandas · numpy
Bike_Rental_Prediction Multiple linear regression model forecasting daily bike-sharing demand for post-pandemic recovery planning, with RFE feature selection and full residual diagnostics scikit-learn · pandas · matplotlib
Digit-Recognizer Handwritten digit classification on MNIST comparing a CNN against a Random Forest baseline, with Kaggle competition predictions generated for both models TensorFlow · scikit-learn · numpy
Reccomendation_System Recommendation engine implementing collaborative filtering, content-based filtering, and hybrid approaches, evaluated via RMSE and Precision@K scikit-learn · pandas · scipy

🧠 Deep Learning

Repository Description Tools
GestureRecognition Video-based hand gesture classifier for smart TV control — compares CNN+RNN (with transfer learning) vs Conv3D architectures on 5-class gesture sequences, with a custom data generator TensorFlow · Keras · OpenCV
Melanoma_Detection Multiclass skin lesion classifier using a custom CNN trained on 2,357 ISIC dermoscopic images, with data augmentation and class rebalancing to detect melanoma TensorFlow · Keras · Augmentor
Bike-Share-Neural-Network Feedforward neural network built from scratch in NumPy — manual implementation of forward pass, backpropagation, and gradient descent — to predict bike-sharing demand (Udacity Deep Learning Nanodegree) NumPy · pandas

📱 Android

Production-quality Android applications built during the Udacity Android Developer Nanodegree (2016–2017), demonstrating REST API integration, Material Design, multi-module architecture, local persistence, and accessibility. These projects reflect the engineering foundations that underpin my current AI/ML work.

Repository Description Tools
Capstone-Project Open-source podcast app — ExoPlayer 2.x audio streaming and iTunes Search API for podcast discovery across categories ExoPlayer · iTunes API · Java
WeatherBuddy 14-day weather forecast app with Google Maps integration, OpenWeatherMap API, GPS location detection, and two home screen widgets OpenWeatherMap API · Google Maps · Java
MovieMagic Tablet-optimised movie discovery app with grid browsing, trailer playback, user reviews, and offline SQLite favourites via TheMovieDB API TheMovieDB API · SQLite · Java
MakeAppMaterial Material Design overhaul of a news reader — collapsing toolbars, shared element transitions, coordinated motion, and immersive imagery via CoordinatorLayout Material Design · CoordinatorLayout · Java
StockHawk Stock portfolio tracker with interactive historical charts, Yahoo Finance API, home screen widget, TalkBack accessibility support, and localisation MPAndroidChart · Yahoo Finance API · Java
Build-It-Bigger Gradle build engineering demo — multi-module Android project with free/paid build flavors, Google Cloud Endpoints backend, and AdMob ad integration Gradle · Google Cloud Endpoints · AdMob · Java

🎓 Education & Certifications

Qualification Institution Year
MS, Artificial Intelligence Liverpool John Moores University 2025 – 2026
PG Programme, AI & ML IIIT Bangalore 2024 – 2025
Deep Learning Foundations Nanodegree Udacity 2017
Android Developer Nanodegree Udacity 2016 – 2017
BTech, Computer Science Rajasthan Technical University 2006 – 2010

📊 GitHub Stats

 


Open to AI/ML engineering roles · Feel free to connect on LinkedIn or reach out at chetna.priya@gmail.com

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  1. Melanoma_Detection Melanoma_Detection Public

    Multiclass skin lesion classifier using a custom CNN trained on 2,357 ISIC dermoscopic images, with data augmentation and class rebalancing to detect melanoma and other oncological conditions.

    Jupyter Notebook

  2. BERT_finetuning BERT_finetuning Public

    Fine-tuning a pre-trained BERT model for sentence pair classification tasks including NLI and semantic textual similarity, using the Hugging Face Transformers library and PyTorch.

    Jupyter Notebook

  3. NMT_Encoder_Decoder_Attention_Beam NMT_Encoder_Decoder_Attention_Beam Public

    Hindi-to-English neural machine translation using a GRU-based encoder–decoder with Bahdanau attention and beam search decoding, implemented in TensorFlow/Keras.

    Jupyter Notebook

  4. Reccomendation_System Reccomendation_System Public

    End-to-end recommendation system implementing collaborative filtering, content-based filtering, and hybrid approaches with evaluation via RMSE, Precision@K, and Recall@K.

    Jupyter Notebook

  5. TensorFLow_RNN_language_translation TensorFLow_RNN_language_translation Public

    Language translation using a custom RNN encoder–decoder and loss function built from scratch in TensorFlow, with a manual training loop via GradientTape.

    Jupyter Notebook

  6. Insurance_RAG_agent Insurance_RAG_agent Public

    A RAG-based QA system for insurance policy documents using OpenAI embeddings, ChromaDB vector search, CrossEncoder re-ranking, and GPT response generation.

    Jupyter Notebook