Arjun Reddy Tummala Email & Phone Number

Seattle, Washington, Us

Seattle, Washington, Us

Commerce, California, Us

-Built predictive models using Time Series Analysis in R to help optimize casino floor operations resulting in labor cost savings of millions of dollars annually.-Built automated work flows such as building forecasting models in R / Python to predict table demand, customer demand etc, write forecasts to SQL database, visualize it through Tableau and serve it to the executive management to help them make decisions.-Assist in the casino budgeting process by forecasting game hours by each game using ARIMA and weekly revenue using Linear Regression models, for the following calendar year.-Built a prediction engine in R that predicts the table demand at each hour of the day to help casino floor managers foresee demand fluctuations.-Developed Tableau dashboards to help management teams track KPIs in real time and understand business performance through charts and graphs.-Developed an algorithm in Python that uses forecasted dealer demand and assigns shifts to dealers.-Built solutions towards marketing analytics such as Churn Analysis, identifying most valuable players, player clustering, measuring marketing uplift by conducting T-Test / F-Test, Hypothesis Testing etc.-Created several new MS SQL Server databases and tables with complex stored procedures and joins, to streamline clean data to feed Tableau Dashboards.

Orange, California, Us

-Digitize and segment paper EKG graphs to enable classification and detection of various heart arrhythmias using Image Processing techniques (Thresholding, OCR etc) in Matlab.-Built a classifier in R using Multinomial Logistic Regression to classify patients into one of four types of arrhythmias. Achieved an area under the ROC curve of .85

Orange, Ca, Us

-Tutor students in Statistics and Calculus.-Conducted Microsoft Excel boot-camps for undergrad students.

Plano, Tx, Us

-Data driven solutions provided to Olive Garden, AT&T, Home Depot and Macy’s among others.- Research problem domain, understand industry standard metrics, measurements and collect relevant data from publicly available sources, such as census data, demographic, economic and financial data etc by either buying, downloading or scraping the web.-Cleaned and structured the raw data using Microsoft Excel, SQL, R and Python into a format fit for analysis.-Employed statistical techniques to identify problems within data, such as multi-collinearity, outliers, skew etc-Built inferential and predictive models such as Regression, Random Forest, Boosted Trees, etc, to provide recommendations to clients.

Bangalore, Karnataka, In

● Responsibilities included preparing reports of students’ pre training and post training performance and trainers’ feedback. ● In the tenure I also co-authored ‘Aptimithra’, a self-help guide to aptitude published by McGraw Hill Publications. ● Aptimithra has sold over 300,000 copies in various colleges in India and on many online book stores including Amazon.in and Flipkart.

Master'S Degree, Computational And Data Science

Bachelor'S Degree, Information Science And Engineering