Sanjin Kurelić is a software developer with many years of experience in numerous technologies. He started his career in 2011 when he was primarily developing software for mobile platforms. In the following seven years of working as a freelancer, he acquired a large amount of knowledge in the development of web and desktop applications and their mutual interoperability. His main focus was web services written in PHP and Java programming language and multi-platform desktop applications written in Java Swing/FX and Qt C++ programming frameworks. In addition to the above, he also studied artificial intelligence and computer security. Since 2019, he is working at Croz as a full stack Java developer.