Michael Tafesse

IT & Software Support Assistant at The Commune Café

Provided on-site technical support for computer hardware, POS terminals, network equipment, and peripheral devices, achieving 90%+ uptime. Diagnosed and resolved hardware failures, replaced faulty components, troubleshooted network connectivity issues, and performed system configurations. Maintained documentation of hardware issues, solutions, and configurations to ensure consistent problem-solving across shifts. Developed an automated inventory tracking tool in Python that reduced manual entry by 6 hours per week and decreased stockouts by 60%, boosting operational efficiency. Conducted routine preventive maintenance to minimize downtime and extend hardware lifecycles.

Freelance Java Programming Tutor at Self-Employed

Created and delivered a comprehensive curriculum on fundamental Java concepts, data structures, and algorithms; provided one-on-one mentorship and reviews, improving students’ problem-solving abilities and debugging skills.

Immigration Application Data Entry System at George Mason University

Built a JavaFX multi-role workflow application with a MySQL backend for processing immigration petitions, implementing role-based authentication for Data Entry, Reviewer, and Approver users. Developed a custom validation system with regex-based passport number checks and implemented duplicate detection to flag multiple applications with identical passport numbers across 500+ lines of code. Integrated external workflow API to track petition status transitions (Submitted → Review → Approved/Rejected) and created comprehensive FXML-based UI screens including dependent entry forms with dynamic date validation.