Daniel Iovescu holds a Master of Science from the Faculty of Automatic Control and Computer Science, University POLITEHNICA Bucharest. He currently works as a Senior Full Stack Software Engineer, focusing on technologies as Java, Angular, React and various Backend integrations. Besides the main job, he is also part of CityPack where with a group of other enthusiastic and skilled people, he develops solutions for promoting new experiences among teens. - https://citypackapp.com/He conducted classes about web & React.js at Telecom Academy in Bucharest. In addition, he is also one of the mentors in the 30WeeksForIT program where he helps people with know-how about how to start a career in the IT industry.

Cătălin Tudose is Java and Web Technologies Expert and Java Chapter Lead in Luxoft Romania, and Lecturer at the Faculty of Automatic Control and Computer Science, POLITEHNICA București. Born in Pitești, Argeș, Romania, he studied Computer Science in Bucharest, graduating in 1997 and obtaining a PhD in 2006, with the thesis "Spatial Databases for the Reconstruction of the Relief". He taught at POLITEHNICA București: Advanced Java Programming, Java Programming with Spring and Hibernate, Algorithms, Computer Graphics, Logic Design, Databases Design. He has been involved in the software industry since the end of the '90s, primarily on Java technologies since the early 2000s. He took part in telecommunications and financial projects, as a senior developer, technical team lead and architect. He developed and delivered trainings for companies and universities on Java, Spring, Hibernate, Design Patterns, Code Refactoring, Automated Testing, Software Architecture. He authored "JUnit in Action" (https://www.manning.com/books/junit-in-action-third-edition) and "Java Persistence with Spring Data and Hibernate" (https://www.manning.com/books/java-persistence-with-spring-data-and-hibernate) and 11 courses and 1 project at Pluralsight (https://app.pluralsight.com/profile/author/catalin-tudose).He authored research articles on topics as Computer Graphics, Algorithms, Databases, Programming Languages, Software Methodologies, GIS (https://scholar.google.ro/citations?user=wxdWry0AAAAJ&hl=en).