Summary
Yurii Trofimenko is a hands-on software engineer and educator from Mariupol with nine years of professional experience building and testing desktop, mobile, and web applications across .NET, Java, PHP and Python ecosystems. He combines a hardware-and-electromechanics background with software development, having started in CNC equipment maintenance and later formalized his skills with a technical university degree and roles in test engineering and automated Java test suites (Maven, Cucumber, Sikuli). As a longtime instructor he taught Oracle, Google and Microsoft technologies, mentoring students on real projects and guiding diploma work involving AndroidSDK, jsoup and JSON. Yurii is also a serial founder of small projects—Истматика for historical analysis, CTFinder for educational puzzles, and MySkillsOrganizer for visual goal tracking—showing an entrepreneurial streak and interest in self-development tooling. His profile reflects a practical blend of low-level hardware experience, quality-focused testing, and full-stack teaching and development.
9 years of coding experience
10 years of employment as a software developer