Jovan Kovačević

Maintained, planned, and upgraded IT infrastructure for business clients, including Active Directory and DNS/DHCP/printer server configuration. Performed system migrations, software deployment, and troubleshooting, with remote and on-site support.

Troubleshot Windows-based systems, networking equipment, and POS platforms in a hybrid support role. Resolved 3–20 support tickets per day and managed devices and policies via Active Directory and VMware AirWatch.

Researched and authored technical content and documentation on programming, infrastructure, and systems topics for technical audiences.

Analyzed known vulnerabilities and exploit chains, including deploying an SSH honeypot on AWS to study real-world attack patterns for research purposes.

Quality-controlled over 2,500 devices and repaired more than 600 smartphones. Standardized refurbishment and diagnostic procedures for used devices and resolved OEM-imposed software and firmware restrictions.

Maintained WordPress-based systems, including updates, backups, and migrations, and implemented designs from Figma using Elementor. Performed post-update testing, rollback, and QA with occasional database troubleshooting.

Performed modification, wiring, firmware flashing, and calibration of electronic systems. Participated in on-site deployment at Tata Steel, Jamshedpur (India) and ensured compliance with functional and quality standards.

Tested Linux-based firmware on ARM-powered embedded platforms. Designed, executed, and partially automated test cases for safety-critical functions and used Jira for defect tracking and Agile collaboration.

Completed secondary education with a focus on electronics, digital electronics, measurements, and technical drawing.