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Rajneesh Chauhan

Rajneesh Chauhan

Data Analyst

Lucknow, India 0+ yrs exp 85 · Excellent

About

Results-driven Data Analyst with hands-on experience transforming raw data into actionable business insights — delivering a 17% revenue lift from funnel analysis, 22% churn risk reduction via RFM segmentation, and 14% projected attrition reduction through predictive modeling. Proficient in Python, SQL, Tableau, and Power BI — with a strong foundation in A/B testing, hypothesis testing, cohort analysis, and KPI reporting. Proven ability to communicate complex findings to non-technical stakeholders, drive data-driven decision making, and deliver end-to-end analytics solutions from data ingestion and cleaning to insight delivery and visualization.

Skills & Expertise (40)

Python Advanced
8.0/10
1
Years Exp
Pandas Advanced
8.0/10
1
Years Exp
SQL Advanced
7.5/10
1
Years Exp
NumPy Advanced
7.5/10
1
Years Exp
Exploratory data analysis Advanced
7.5/10
1
Years Exp
Feature Engineering Advanced
7.5/10
1
Years Exp
scikit-learn Intermediate
7.0/10
1
Years Exp
ETL Pipelines Intermediate
6.5/10
1
Years Exp
Statistical Analysis Intermediate
6.5/10
1
Years Exp
Tableau Intermediate
6.5/10
1
Years Exp
Power BI Intermediate
6.5/10
1
Years Exp
Git Intermediate
6.0/10
1
Years Exp
DAX Intermediate
5.5/10
1
Years Exp
AWS Intermediate
5.5/10
1
Years Exp
Apache Spark Intermediate
5.0/10
1
Years Exp
Docker MLflow XGBoost SHAP GitHub PySpark Databricks Airflow Data Wrangling Data Cleaning Google Sheets Excel Plotly Seaborn Matplotlib Probability Descriptive Statistics Regression Analysis correlation analysis RFM Analysis Funnel Analysis Cohort Analysis Hypothesis Testing A/B testing MySql

Work Experience

Data Science Intern

Skillfied Mentor

Aug 2025 - Oct 2025

Performed end-to-end EDA and data wrangling on 50,000+ records — identifying missing value patterns, outliers, and class imbalance; improved downstream model F1-score by 12% through targeted feature engineering and data quality enhancement. Designed and delivered analytical reports and performance dashboards tracking model prediction drift post-deployment; reduced false positive rate by 8% by surfacing actionable insights to the engineering team via structured data storytelling.

Education

Bachelor of Technology (B.Tech) – Information Technology - Lucknow Institute of Technology

2022 - 2026 · Afghanistan

Certifications

Machine Learning & Data Science

GeeksforGeeks · 2026

Data Analytics Job Simulation

Deloitte Australia · 2025

SQL (Advanced) Certificate

HackerRank · 2025

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Profile Score Breakdown

📷 Photo 10/10
📄 Resume 10/10
💼 Job Title 10/10
✍️ Bio 10/10
🛠️ Skills 20/20
🎓 Education 10/10
⏱️ Experience 5/15
💰 Rate 0/5
🏆 Certs 5/5
Verified 5/5
Total Score 85/100

Profile Overview

Member sinceJun 2026