Roshan Jayasekara

Data Analys/Scientist

Hi, I am a data analyst who has experience in developing Neural network models and machine learning models for both classification and Regression problems. I am fluent in python packages pandas, numpy,sklearn, matplotlib, plotly ,tensorflow, keras in jupyter notebook environments, I have experience in ml workflow including loading, processing, training, testing and evaluating models.

Things I Can Do

  • Write SQL & Python
  • Clean data
  • Data Visualization
  • Use BI tools
  • Predictive Modeling
  • Network Modeling

Portfolio

These are some of my most interesting projects that highlights my skills in data cleaning & transformation, regression analysis, Classification, clustering, Dashboard Buidling etc.

Customer Churn Prediction

Developed a model to predict the customer churn for the dataset. Built a ANN model using keras library in python to predict the customer churn and did the model evaluation using confusion matrix.

Sales Dashboard(PowerBI)

PowerBI dashboard using historical Sales data available stored in AWS redshift data warehouse.

  • Sales Amount
  • Sales Volume
  • Sales Growth

Sales Forecasting

Recurrent Neural Networks Sales forecasting Model was developed using Historical Sales Data for a retail chain.

AutoML App

AutoML App using pycaret for classification problems.

Contact Me

  • Mobile: +94770763782
  • Email : roshansampathmc41@gmail.com