Назар

Warsaw, Poland
[open contact info](look above in the "contact info" section) (Viber, WhatsApp, Telegram)
[open contact info](look above in the "contact info" section)
GitHub: https://github.com/nazarn43/SQL-projects/tree/main
Physical Diagrams: https://drive.google.com/drive/folders/1e7cs2xXgt-D8YSU5lEaXx29ZEPo6TyeO?usp=drive_link
Education:
Polish-Japanese Academy of Information Technology
Field of Study: IT Management
Current: 4th semester

Technical Skills:

• SQL (SELECT, JOIN, GROUP BY, subqueries, aggregation, stored procedures, triggers)
• Microsoft SQL Server (T-SQL)
• Database tools: DataGrip, Microsoft SQL Server
• Database design: physical database schemas, ERD modeling
• Triggers, cursors, validation logic, audit tables
• Understanding of primary keys, foreign keys, and relationships
• Excel (data analysis, formulas, pivot tables)
• Google Sheets
• Basic data visualization

Projects:
Flight Booking Database System (Microsoft SQL Server, T-SQL)
GitHub: https://github.com/nazarn43/SQL-projects/tree/main
• Designed and implemented relational database schemas for airline booking management
• Developed SQL triggers for booking validation and flight cancellation tracking
• Implemented audit logging and passenger notification mechanisms
• Created validation logic for flight capacity, passenger existence, and pricing rules
• Worked with INSERT and DELETE triggers using inserted/deleted pseudo tables
• Developed stored procedures with cursors, conditional logic, and error handling
• Used Microsoft SQL Server and DataGrip for database development and testing
• Created SQL queries using JOIN, GROUP BY, subqueries, and aggregation

Accounting & Financial Knowledge
• Understanding of accounting principles (balance sheet, income statement)
• Ability to work with structured financial data
• Basic financial analysis (costs, revenues, performance)
• Academic experience with financial reporting
Experience
Developed practical SQL and data analysis skills through university coursework and independent Microsoft SQL Server projects.
Soft Skills
Analytical thinking, Attention to detail, Problem-solving, Fast learning ability, Time management, Teamwork
Languages:
• Ukrainian — Native
• English — B2 (IELTS, Duolingo)
• Polish — A2