Marek has been working with Oracle technology since 1998, starting with the Database, Java, later SOA and Cloud Platform and he has worked in different capacities in Training, Consulting and Presales.Recently Marek has been leading presales functional and technical support activity to prospective clients and customers as well as supporting customers with Oracle technology adoption and ensuring customer satisfaction. His work has involved formulating and building demonstrations and proof of concepts motivated by challenges and new opportunities in areas of IoT, Fast Data, Mobile, Cloud, BPM and other. He has a special interest in continuous integration and delivery practices and high performance, scalability and high availability architectures including on premise and cloud deployments.