The 27 full papers presented in this volume were carefully reviewed and selected from a total of 185 submissions. They were organized in topical sections named: intelligent agents and systems; distributed and parallel processing; computer technology applied to education; graphic computation, images and visualization; software engineering; databases and data mining; hardware architectures, networks, and operating systems; innovation in software systems; signal processing and real-time systems; computer security; innovation in computer science education; and digital governance and smart cities.