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Marko Vidak

@markovidak

IT Specialist at Booking.com who resolved partner integration tickets and optimized fiscal reporting queries at MIL-EXPORT.

Bosnia and Herzegovina

Message

At Booking.com, I resolved technical tickets for partner integrations and worked with cross-functional teams to diagnose API connectivity issues. I also maintained a knowledge base of guides for recurring technical problems.

At MIL-EXPORT, I designed and optimized SQL queries for fiscal reporting and managed a MySQL database for regulatory compliance. I automated recurring data validation scripts using Java.

I completed IT Academy’s Java Development Program, covering object-oriented programming, database management, and web development. My technical toolkit includes Java, JavaScript, SQL, and modern web technologies.

Experience

Work history, roles, and key accomplishments

Partner Support Specialist

Booking.com

Jan 2026 - Sep 2026 (8 months)

Resolved 30+ technical tickets per day for partner integrations, reducing average resolution time by 20% through streamlined troubleshooting. Collaborated with cross-functional teams to diagnose API connectivity issues, improving partner onboarding efficiency by 15%.

Technical Support Troubleshooting Ticketing Systems Incident Management Remote Desktop Support APIs Knowledge Base Management

SQL Developer / Fiscal Specialist

MIL-EXPORT

Feb 2022 - Dec 2025 (3 years 10 months)

Designed and optimized SQL queries for fiscal reporting, cutting monthly data retrieval time by 30%. Managed MySQL database ensuring 99.8% uptime and data accuracy for regulatory compliance.

SQL MySQL Query Optimization Database Administration Java Automation Data Validation

Waiter

Bistro Ivan

Apr 2021 - Sep 2021 (5 months)

Managed high-volume service during peak hours, maintaining customer satisfaction.

Education

Degrees, certifications, and relevant coursework

IT Academy

Java Development Program, Computer Science

2024 - 2024

Full-time immersive program covering object-oriented programming, database management, and web development, with a focus on Java, SQL, and modern frameworks.