Hepsiburada is the market leader in Turkey today, but in a society and culture where change is so prevalent, the question is not just how you maintain your market leadership for the next 10 years, it is how can you maintain it for the next 12 months. This is the story of how Hepsiburada and Thoughtworks are working together to transform the business from being subject to the demands of the market to being the masters of their own destiny with the ability to rapidly respond to their customers' needs.