Rishabh Mehra profile photo 1 on Tal

Rishabh Mehra

Data Scientist | NLP | Machine Learning | IIIT B| LJMU

Maharashtra

7+ years of work experience

IDfy
Mar 20251 yr 7 mosPresent

On-site

ContractPodAi
Jul 20231 yr 10 mosApr 2025

Mumbai, Maharashtra, India

- Integrated cutting-edge LLMs (GPT-3.5, GPT-4,Claude, Mistral, LLaMA) with Qdrant VectorDB to enhance semantic search and retrieval. - Built robust Retrieval-Augmented Generation (RAG) pipelines leveraging OpenAI embeddings, improving retrieval accuracy through advanced query rewriting, meta-filtering, and reranking strategies. - Trained a Legal-BERT classifier to extract legal clauses across 250+ classes, achieving 90% accuracy. - Actively led requirement discussions with clients and played a key role in mentoring and guiding junior team members.
i3systems.ai
Mar 20221 yr 3 mosMay 2023

Mumbai Metropolitan Region

Motor Invoice Digitization •Led the implementation of Azure OCR and Form Recognizer to automate motor invoice processing, resulting in a 50% reduction in manual effort and a 40% increase in accuracy. • Trained a Flair model to accurately extract meta entities from invoices, such as vendor names, invoice dates, GST numbers, and chassis numbers, Financial Underwriting • Developed and trained NER models using multiple libraries and frameworks, including flairnlp, NLTK, and CRF++, to extract relevant information from Bank Statements, Form16, and Computation of Income (COI). • Deployed an algorithm that extracted salary data from bank statements with 97% accuracy. Medical Examination Reports • Trained a regression model to improve data extraction efficiency by 15% by finding data point coordinates. • Trained a Resnet-18 model to accurately classify checkboxes, signatures, and stamps, further streamlining the medical examination report process. Enhancement • Improved the accuracy score of document and image classification models by 5% through an upgrade. • Customized an auto-learning framework for profile terms with range values, reducing compute time by 7 seconds per case and decreasing manual user intervention by 50 hours.
LTI - Larsen & Toubro Infotech
Nov 20201 yr 5 mosMar 2022

LTI - Larsen & Toubro Infotech
Aug 20203 mosOct 2020

Mumbai, Maharashtra, India

LTI - Larsen & Toubro Infotech
Aug 20191 yrJul 2020

Airoli

Agrima Infotech PVT LTD
Oct 20184 mosJan 2019

Remote

- Developed a solution for resolving issues with a unit converter feature in an app using advanced text preprocessing and cleaning techniques like tokenization and stemming. - Implemented Spacy named entity recognition (NER) to accurately identify and convert units, and employed a spellcheck model to ensure the accuracy of 85% - Hosted the solution on a server to ensure easy accessibility and provide a seamless user experience.

Rishabh’s AI Stack

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Education

Liverpool John Moores University

Master's degree, NLP

Liverpool John Moores University

20242 yrs2026
International Institute of Information Technology Bangalore

Postgraduate Degree, Data Science

International Institute of Information Technology Bangalore

20231 yr2024

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Headline

Data Scientist | NLP | Machine Learning | IIIT B| LJMU

About

Results-driven Data Scientist with 5+ years of experience in optimizing business operations through cutting-edge NLP techniques. I help companies revolutionize their processes and achieve remarkable outcomes. • Implemented advanced technologies including LLMs, GenAI, and NLP, utilizing data formats with Qdrant VectorDB and integrated LLM models such as GPT-3.5, GPT-4, Mistral, Claude, and Llama. • Implemented RAG model with BGE-Large-Embeddings, establishing robust pipelines for RAG and LLM evaluations to Improve Retrieval results by applying Query Rewriting, meta filtering, Reranking. • Trained Legal BERT Classifier for extracting Legal clause from 250+ classes and designed an extraction pipeline with 90% Accuracy. • Reduced the MLOPS overhead by 20 hrs per week by implementing data drift models, model evaluations and data standardization • Spearheaded implementation of text classification and table standardization frameworks, reducing manual invoice processing time by 50% and increasing accuracy by 40%. • Trained NER models for bank statements and income computation, achieving 97% accuracy in extracting salary data. • Enhanced document and image classification models, improving accuracy by 5% and reducing manual effort by 50 hours. Let's collaborate to drive transformative solutions and propel your business forward! Industry Experience : • Manufacturing • Oil & Gas • Insurance Tech • Legal Tech --- Technical Skills Frameworks: Transformers (Hugging Face), scikit-learn, Keras, TensorFlow, PyTorch, HF Optimum, FastAPI, Flask NLP: NER, Sentiment Analysis, Text Classification, Flair, NLTK, SpaCy, Gensim, CRF++, HF Transformers, Langchain Deep Learning: LSTM, GPTs, BERT, RoBERTa, T5, DiT, Prompt Engineering with GPTs, LLMs, RAG, RHLF, LoRA Cloud Computing: Microsoft Azure, AWS Programming Languages: C, C++, Python, SQL Web Scraping: Beautiful Soup (bs4), Scrapy

Location

Maharashtra

AI stack

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Work experience

Senior Machine Learning Engineer at IDfy, Mar 2025 - Present · 1 yr 7 mos, On-site

Data Scientist at ContractPodAi, Jul 2023 - Apr 2025 · 1 yr 10 mos, Mumbai, Maharashtra, India, - Integrated cutting-edge LLMs (GPT-3.5, GPT-4,Claude, Mistral, LLaMA) with Qdrant VectorDB to enhance semantic search and retrieval. - Built robust Retrieval-Augmented Generation (RAG) pipelines leveraging OpenAI embeddings, improving retrieval accuracy through advanced query rewriting, meta-filtering, and reranking strategies. - Trained a Legal-BERT classifier to extract legal clauses across 250+ classes, achieving 90% accuracy. - Actively led requirement discussions with clients and played a key role in mentoring and guiding junior team members.

Data Scientist at i3systems.ai, Mar 2022 - May 2023 · 1 yr 3 mos, Mumbai Metropolitan Region, Motor Invoice Digitization •Led the implementation of Azure OCR and Form Recognizer to automate motor invoice processing, resulting in a 50% reduction in manual effort and a 40% increase in accuracy. • Trained a Flair model to accurately extract meta entities from invoices, such as vendor names, invoice dates, GST numbers, and chassis numbers, Financial Underwriting • Developed and trained NER models using multiple libraries and frameworks, including flairnlp, NLTK, and CRF++, to extract relevant information from Bank Statements, Form16, and Computation of Income (COI). • Deployed an algorithm that extracted salary data from bank statements with 97% accuracy. Medical Examination Reports • Trained a regression model to improve data extraction efficiency by 15% by finding data point coordinates. • Trained a Resnet-18 model to accurately classify checkboxes, signatures, and stamps, further streamlining the medical examination report process. Enhancement • Improved the accuracy score of document and image classification models by 5% through an upgrade. • Customized an auto-learning framework for profile terms with range values, reducing compute time by 7 seconds per case and decreasing manual user intervention by 50 hours.

Senior Software Engineer at LTI - Larsen & Toubro Infotech, Nov 2020 - Mar 2022 · 1 yr 5 mos

Associate Consultant at LTI - Larsen & Toubro Infotech, Aug 2020 - Oct 2020 · 3 mos, Mumbai, Maharashtra, India

Graduate Engineering Trainee at LTI - Larsen & Toubro Infotech, Aug 2019 - Jul 2020 · 1 yr, Airoli

Data Science Intern at Agrima Infotech PVT LTD, Oct 2018 - Jan 2019 · 4 mos, Remote, - Developed a solution for resolving issues with a unit converter feature in an app using advanced text preprocessing and cleaning techniques like tokenization and stemming. - Implemented Spacy named entity recognition (NER) to accurately identify and convert units, and employed a spellcheck model to ensure the accuracy of 85% - Hosted the solution on a server to ensure easy accessibility and provide a seamless user experience.

Education

Master's degree, NLP, Liverpool John Moores University

Postgraduate Degree, Data Science, International Institute of Information Technology Bangalore

Rishabh Mehra - Senior Machine Learning Engineer in Maharashtra | Tal