Pratik Khetmalis

AI/ML Engineer with 2+ years of professional experience in Data Analytics, Python, SQL, and machine learning, with hands-on development of Generative AI and RAG applications. Experienced in end-to-end ML workflows including data preprocessing, feature engineering, model optimization, explainability, experiment tracking, API development, and deployment. Hands-on with LangChain, Hugging Face, embeddings, FAISS, FastAPI, Flask, Streamlit, Scikit-learn, XGBoost, LightGBM, SHAP, and MLflow.

Associate Software Engineer, Data Analytics - Tech Mahindra - Pune, India

(2024-03 - 2026-03)

• Developed optimized SQL queries using joins, CTEs, window functions, and aggregations to analyze large business datasets.
• Performed end-to-end exploratory data analysis using Python, Pandas, and NumPy to identify business trends and support data-driven decision-making.
• Automated repetitive reporting processes through Python scripting, reducing manual effort and improving operational efficiency.
• Designed data validation workflows to improve data quality, consistency, and accuracy across analytical pipelines.
• Collaborated with business analysts and cross-functional teams to translate business requirements into technical solutions using Agile methodologies.
• Used Git/GitHub for version control and developed reusable analytical workflows for reporting and data analysis.

Machine Learning Intern - Prodigy InfoTech - Remote

(2023-10 - 2023-11)

• Built end-to-end data preprocessing pipelines using Python and Scikit-learn.
• Performed data cleaning, feature engineering, feature selection, and model evaluation on real-world datasets.
• Developed classification and regression models and improved performance using hyperparameter tuning and cross-validation.
• Documented the ML model development lifecycle and analytical workflow.

Bachelor of Engineering - Computer Engineering - International Institute of Information Technology, Pune