The presentation will introduce APIS IT, Croatian goverment IT company, outlining its core business and industry role. It will cover the company's history and journey from legacy systems to new modern applications and architectures. The focus will shift to APIS IT's eight-year journey with OpenShift containerization, detailing the adoption process, challenges faced, and solutions implemented, along with the benefits realized, such as improved efficiency and scalability. Focus will be towards the implementation of event-driven architecture, including asynchronous APIs integrated with IBM’s Cloud Pak for Integration, EventStreams for real-time data, and EventEndpoint Management in production.