A. Banerjee

About A. Banerjee

Have worked in industries like banking, consultancy and technology. Have implemented ML based solutions for effective cross selling among products,ML and Statistical analysis based solution to create a robust synthetic data generation validation process facilitating better third party collaboration, built chatbot to automate adhoc query processing jobs, A/B testing to help business take decision regarding web page design or content,Forecasting customer daily balance to help understand future financial status, automating day to day jobs for saving a good amount of time. I have experience in Python, BigQuery SQL, Snowflake, stored procedure, SAS, Airflow, ML and DL techniques like decision tree, random forest, gbm, xgb, ANN, RNN, LSTM, NLP techniques like TF-IDF, word2vec, GloVe, transformers etc.Experienced in building RAG using Huggingface, Langchain to establish a QA system for extensive internal policies and evaluated, deployed and monitored the performance. Explored zero-shot and few-shot prompting for summarization task and evaluate model output using ROUGE score. Skilled in fine-tuning LLM with LoRA/QLoRA and model size compression through quantization. Used Langserve, FastAPI for model serving.I have experience in driving projects. I am currently working as a Senior Data Scientist.

Experience

1. Senior Data Scientist

   Microsoft

   Dec 2025 — Present · Hyderabad, IN

Education

• Ramakrishna Mission Residential College,Narendrapur,KOLKATA

  Bachelor of Science (B.Sc.), Mathematics and Statistics

  2010

• Rajabazar Science College (UCSTA) - University of Kolkata

  Master of Computer Applications (MCA), Information Technology

  2013