Aj Diagnostic Laboratory Center

• Design, Develop, Test and maintain Medical and Appointment System using PHP Code Igniter, ANgularJS, MySQL and Bootstrap .
• Provide technical support for hardware, software, and network issues across the organization.
• Monitor and maintain network infrastructure (LAN/WAN, routers, switches, firewalls).
• Diagnose and resolve system/network performance issues, outages, and connectivity problems.
• Manage user accounts, permissions, and access rights using Active Directory or equivalent systems.

Zamboanga del Sur II Electric Cooperative Inc.

• Design, develop, test, and maintain Electric billing system software using Delphi, SQL and Crystal Reports.
• Developed user-friendly interfaces for staff and admin panels to manage consumers, rates, and payment records efficiently.
• Troubleshoot and debug applications to optimize performance and resolve technical issues.
• Built end-to-end web-based and desktop applications using technologies.
• Provided technical support and training to end-users and staff for smooth system adoption.
• Implemented secure login, access control, and data validation to ensure system reliability and data protection.
• Wrote optimized SQL queries and stored procedures for managing large datasets and generating dynamic reports.

Radyo Bisdak – Ipil, Zamboanga Sibugay

• Installed and maintained communication and security systems.
• Configured transmitters, mixers, and cabling.
• Performed antivirus updates and daily backups.
• Troubleshot hardware and software issues.

RSV Broadcasting Services – Dipolog City

• Configured workstations and peripherals.
• Engineered and optimized network infrastructure.
• Maintained and repaired radio dispatch systems.

Qatar Emiri Airforce – Doha, Qatar

• Managed domain servers, Exchange, and Active Directory.
• Supported command and radar systems.
• Configured VPNs and conducted security evaluations.

Bureau of Internal Revenue – Ipil

• Cross-checked data backups and monitored integrity.
• Addressed server backlogs and IT issues.
• Maintained confidentiality of sensitive information.