About Tanmayee.

About Tanmayee.

I’m Sree Tanmayee Avutapalli, a Data Analyst and Data Science professional with expertise in Python, R, SQL, and Power BI. I specialize in turning complex datasets into clear insights and impactful solutions. Explore my portfolio to see how I transform data into decisions.

Data Analysis

I analyze complex datasets to uncover patterns, trends, and actionable insights that drive better decision-making.

Machine Learning

From predictive modeling to classification, I build ML models that solve real-world business and research challenges.

Data Visualization

I design clear and interactive dashboards using Power BI, R, and Excel to make data easy to understand.

Statistical Modeling

With a strong foundation in statistics, I apply regression, classification, and probability models to extract meaningful results.

Data Cleaning & Preparation

I ensure datasets are accurate, reliable, and ready for analysis by performing advanced data cleaning and preprocessing.

Business Insights & Reporting

I provide full digital marketing and content marketing services for all clients.

Have a project that needs data-driven insights? Or looking for a professional to join your team? I’m open to both collaborations and career opportunities. Let’s connect and create impact together.

Let’s Connect

My Portfolio

Explore my journey through projects that highlight my skills in analytics, visualization, and decision-making.

 

Optimizing Electronics Sales

Analyzed 20,000+ electronics sales records in R to uncover key drivers and predict performance.

Power BI Sales & Profit Dashboard

Designed an interactive dashboard for 22K+ transactions, highlighting trends and profit insights

Seedling Survival Prediction

Applied Logistic Regression and CART models in R, achieving 80% accuracy on survival data.

Explore My Work

House Price Prediction

Built a regression model (R² = 0.84) after cleaning housing datasets in Excel and R.

Walmart Stock Price Analysis

Modeled stock movements using Markov Chains to study volatility and long-term probabilities.

Business Product Success Analysis (Industry Project)

Analyzed product performance data, created dashboards, and provided insights that guided a successful business decision.

Certifications

Recognized by global programs for my skills in data analytics, SQL, and Power BI — showcasing my commitment to continuous learning and professional growth.

Explore

SQL and Relational Databases 101 – IBM

Built a strong foundation in relational databases and SQL through IBM’s Cognitive Class program.

Microsoft Learn – Power BI Modules

Earned multiple badges, covering data analysis, Power BI dashboards, and Copilot features.

Deloitte Australia – Data Analytics Job Simulation

Completed Deloitte’s virtual job simulation on Forage, working with data cleaning, Tableau dashboards, and Excel insights.

01

Data Analysis

02

Machine Learning

03

Data Visualization

Data Science Solutions

04

Statistical Modeling

05

Data Cleaning & Preparation

06

Reporting & Documentation