Mani Ratnam

Experience

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  Factly Media & Research

  Mar 2021 - Jul 2021

  Data Scientist

  -Created scrawlers to gather data using scrapy across the web.-Cleaned and organised the data from unstructured data sources.

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  Gartner

  Sept 2021 - Mar 2022

  Technology Associate

  - Data strategist to create new products in the lines of research and advisory. - Built unsupervised sentiment analysis, Topic Modeling/clustering frameworks for social media data(Twitter, fb, forums, blogs, articles )- Helped the researchers by automating text cleaning and dataset structuring using python.- Conducted secondary research on markets like AI, 5G, observability, MlOps etc.- Prototyped a python frame work integrated with UiPath for image analytics. The framework scrapes the images across web and performs OCR (Optical Character Recognition) using Google API then transforms the image into text and creates a dataset that will be further used to perform various data science techniques relevant to the case/problem. Show less

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  Sutherland

  Apr 2022 - Dec 2023

  Sr Associate- Data Analytics

  Built Delinquency models for various countries, used tree based and boosting based algorithms to predict defaulters which helped optimize collection teams' efforts and increased collections value by 30%- Created similarity checking frameworks on conversational data for KPIs for the retail clients. Used BERT based pretrained models to generate embeddings later changed the tech stack to GUSE Embeddings and FAISS Algorithm.- Rewritten custom deep learning architectures of axquired CXM startup in Pytorch after deciphering the code base.- Taken care of the NLP pre-deployment pipelines for the insurance giant AFLAC, using Apache airflow, created airflow pipelines; fixed them when they failed. Show less

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  Zype

  Jan 2024 - now

  Data Scientist