Puneet Saini

Gurugram

Summary

Analytical and detail-oriented Data Analyst skilled in SQL, Python, Power BI, and Excel, with hands-on experience in building end-to-end machine learning pipelines, dashboards, and business analytics solutions. Adept at data cleaning, visualization, statistical analysis, and predictive modeling with proven ability to generate actionable insights.

Overview

Certification

Work History

Data Science & Analytics Intern

Core Insights AI

Build and deployed a Hybrid Recommendation Engine using RFM segmentation and collaborative filtering on Instacart dataset, improving product recommendation accuracy by 25%.
Developed a Sales Forecasting & Optimization model leveraging regression and time-series techniques, achieving > 85% prediction accuracy.
Designed an Interactive Retail Dashboard in Power BI to track 10+ KPIs (revenue, growth, churn risk, CLV) enabling leadership to identify 20% growth opportunities.

Intern

Core Insights

Gurgaon, India

07.2025 - 07.2025

Supported team in daily operational tasks, enhancing overall productivity and workflow efficiency.
Assisted in data collection and analysis, contributing to informed decision-making processes.
Conducted research on industry trends, providing valuable insights for project planning and execution.
Collaborated with cross-functional teams to streamline communication and improve project delivery timelines.

Education

B. TECH - Computer Science and Information Technology

Dronacharya College of Engineering

01.2026

Skills

Programming & Analytics: Python, SQL
Machine Learning & Statistics: Data Preprocessing, Feature Engineering, Predictive Modeling, Regression, Classification, Clustering, Statistical Analysis, Hypothesis Testing

Data Visualization & BI: Power BI (DAX, Interactive Dashboards, KPI Tracking), Google Data Studio, Excel (Advanced Functions, Pivot Tables, Power Query)
Other Competencies: Exploratory Data Analysis (EDA), Data Cleaning, Model Deployment

Websites

Accomplishments

GATE Qualified 2025
Completed 5+ real-world ML & analytics projects with deployment and dashboarding.
Secured top 15% rank in a Kaggle Machine Learning Competition (predictive modeling challenge)