Yaroslav loves web development and works on products designed to help people. He studied at the National Technical University of Ukraine 'Kyiv Polytechnic Institute'. As VP of Engineering and Analytics at Planhat, he has been instrumental in scaling Planhat's architecture using Google Cloud technologies including BigQuery and Pub/Sub to handle massive volumes of time-series data. Under his technical leadership, Planhat now processes 80 terabytes of time-series data daily and stores 167 billion aggregated data points, with speed improvements of up to 40x for dashboard rendering.