Andrii SergiienkoAndrii Sergiienko is a computer software developer from Ukraine and is passionate about information technologies. From his early childhood, he was interested in computer programming and hardware. He took his first step into these fields more than 20 ears ago. He has experience of a wide set of languages and technologies including C, C++, Java, assembly language, Erlang, JavaScript, PHP, Riak, shell scripting, computer networks, and security. During his career he worked for both small, local companies such as domestic ISP and large, worldwide corporations such as Hewlett Packard. He also started his own projects—some of them were relatively successful. Today, he is the owner and inspirer of OSLIKAS OU, a computer software company with headquarters in Estonia. The company (http://www.oslikas.com) focuses on modern IT technologies and solutions. Read More Read Less