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Deepa Tigalannavar

Deepa Tigalannavar

Aspiring Data Analyst

Bangalore 80 Β· Excellent

About

Data Analyst with hands-on experience in SQL, Python, Power BI, Excel, and MySQL, delivering data cleaning, EDA, dashboard development, and predictive modeling across internship and academic projects. Built end-to-end analytics pipelines processing 250K+ records and machine learning models across churn prediction and classification tasks. Strong problem-solving foundation with a track record of translating raw data into actionable business insights.

Skills & Expertise (27)

XGBoost Advanced
8.0/10
1
Years Exp
Gradient Boosting Advanced
8.0/10
1
Years Exp
Random Forest Advanced
8.0/10
1
Years Exp
Python Advanced
8.0/10
1
Years Exp
scikit-learn Advanced
8.0/10
1
Years Exp
Pandas Advanced
8.0/10
1
Years Exp
NumPy Advanced
8.0/10
1
Years Exp
SQL Intermediate
7.5/10
1
Years Exp
Decision Tree Intermediate
7.5/10
1
Years Exp
Logistic Regression Intermediate
7.5/10
1
Years Exp
MySql Intermediate
7.5/10
1
Years Exp
Feature Engineering Intermediate
7.5/10
1
Years Exp
Jupyter Notebook Intermediate
7.0/10
1
Years Exp
Microsoft Excel Intermediate
7.0/10
2
Years Exp
VS Code Intermediate
7.0/10
1
Years Exp
Data Transformation Intermediate
7.0/10
1
Years Exp
Data Cleaning Intermediate
7.0/10
1
Years Exp
Git Intermediate
6.0/10
1
Years Exp
GitHub Intermediate
6.0/10
1
Years Exp
Anaconda Intermediate
6.0/10
1
Years Exp
Pivot Tables Intermediate
6.0/10
1
Years Exp
Power Query Intermediate
6.0/10
0.5
Years Exp
Power BI Intermediate
6.0/10
0.5
Years Exp
KPI Dashboard Development Intermediate
5.5/10
0.5
Years Exp
MongoDb Intermediate
5.0/10
0.5
Years Exp
DAX Intermediate
5.0/10
0.5
Years Exp
EDA

Work Experience

Data Science Consultant Intern

Rubixe Technologies Pvt. Ltd.

Present - Present

Extracted and analyzed 243,553 telecom customer records via live MySQL integration, identifying a 20% baseline churn rate. Engineered an end-to-end churn pipeline: data cleaning, categorical encoding, and feature engineering across demographic, usage, and billing attributes. Built and benchmarked 5 classification models (Logistic Regression, Decision Tree, Random Forest, Gradient Boosting, XGBoost), evaluating with precision, recall, F1, and ROC-AUC to account for class imbalance rather than relying on accuracy alone. Tuned a Random Forest model via GridSearchCV with 5-fold cross-validation, achieving stable 80% CV accuracy across folds. Identified usage volume, account balance, and call frequency as the top churn predictors via feature importance analysis, generating a churn-probability scoring flag (CHURN FLAG) to support proactive retention targeting.

Education

Bachelor of Engineering (B.E.) in Computer Science and Engineering - BLDEA’s V.P. Dr. P.G. Halakatti College of Engineering and Technology

2021 - 2025 Β· Afghanistan

Certifications

No certifications added yet

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Profile Score Breakdown

πŸ“· Photo 10/10
πŸ“„ Resume 10/10
πŸ’Ό Job Title 10/10
✍️ Bio 10/10
πŸ› οΈ Skills 20/20
πŸŽ“ Education 10/10
⏱️ Experience 5/15
πŸ’° Rate 0/5
πŸ† Certs 0/5
βœ… Verified 5/5
Total Score 80/100

Profile Overview

Member sinceAug 2026

Availability Details

Visa Status

Citizen

Relocation

Open to Relocation