About Rohit
English
Native or bilingual
Experience
- Recordsure,NLP Data ScientistFebruary 2023 - May 2023 (3 months)London, UK• Reduced project timeline by 30% by automating topic annotation by training and fine-tuning BART.- Automated their whole cycle till model evaluation using Git action and bash scripting
- MasterCard,Lead Data ScientistAugust 2023 - Today (2 years and 10 months)Mumbai, Maharashtra, India• Reduced runtime of merchant deduplication model by 85% (from 6 minutes to 90 seconds) Pinecone vector database, PySpark, information retrieval.• Eliminated outsourcing, saving $800K annually by deploying a GPT model for transaction data cleansing.• Saved ~$1.6M by deploying unique merchant ID creation model using word embedding, Pinecone vector database and ANN algorithm enhancing fraud detection accuracy by 16%.
- Engine B,Junior Data ScientistOctober 2021 - February 2023 (1 year and 4 months)London, UK• Deployed string similarity recommendation model using NLP techniques (e.g., tokenization, stemming, lemmatization, regex, word embeddings, cosine similarity) with ~94% accuracy.• Reduced runtime 90 to 18 sec for 50K+ column names by optimizing recommendation model with Hugging Face BART and scaled the solution.• Trained and deployed NER model (SpaCy) for contract entity extraction with 0.92 precision & 0.86 recall.
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Education
- Bash ScriptingBash Scripting
- MSc. Data Science and AnalyticsRoyal Holloway University of London2022MSc. Data Science and Analytics