Hotel Click prediction models created by me and my team using k-means clustering 

created churn model to predict which real estate agents would end contract

Customer Segmentation using k-means algorithm for grouping same real estata agents into same segments

Predicted house prices of Turkey's 2017 prices

I was involved in team that setup first big data ware house / data lake in Vodafone Global

I created machine learning model that predicts which customers will end their contract

Price / Tariff optimization for Turk Telekom's tariffs for customers who has at least one line in other operator

Created machine learning model which predicts customers who will not pay their invoices