Der Kandidat ist ein Business Intelligence-Experte mit etwa 9 Jahren Erfahrung mit DW- und ETL-Lösungen, wobei er 6 Jahre mit Oracle-Datenbanken gearbeitet hat. Er ist in Zagreb ansässig und bevorzugt eine hybride Arbeitsweise, bei der er 3 Tage pro Woche von zu Hause aus und 2 Tage im Büro arbeitet. Er ist auch in der Lage, während der Einarbeitungszeit für mehrere Monate im Büro zu sein. Er kann sich auf Englisch verständigen und ist offen für die Arbeit an langfristigen und kurzfristigen Projekten, sowohl in kleineren als auch in größeren Teams. Eine Festanstellung wird von ihm stark bevorzugt. Er ist nicht aktiv auf der Suche nach einer neuen Stelle, aber er ist offen dafür, über Möglichkeiten zu sprechen, und im Falle eines interessanten Angebots ist er in der Lage, die Stelle zu wechseln. In seiner derzeitigen Position hat er eine Kündigungsfrist von 1 Monat.

Work Experience:

1) Business Intelligence Expert:

• Created new dashboards in PowerBI.
• Maintained existing dashboards in PowerBI.
• Administered PowerBI reports (scheduling, permissions, single role groups).
• Created static (table-based) reports in Microsoft Reporting Services (MSRS).
• Maintained existing reports in MSRS.
• Administered MSRS reports (scheduling, permissions).
• Participated in activities and projects as part of a larger team.
• Maintained specific system and process components.
• Conducted training for new employees on database relations, source systems, ETL processes, and business logic.

2) Data Scientist:

• Defined data warehouse and ETL processes.
• Developed data warehouse (database, tables, indexes, relationships, constraints).
• Created ETL processes and scheduled them.
• Implemented comprehensive logging of processes.
• Modeled and improved algorithms for products.
• Modeled probabilities based on business cases.
• Evaluated model results and analyzed data.
• Built and interpreted probabilistic models for multidimensional datasets.
• Created and interpreted dynamic dashboard reports.
• Tested created models.

3) Data Warehouse Development Engineer (BI/DWH):

• Implemented DWH/BI system for Croatian Lottery.
• Created procedures and packages for data transfer.
• Optimized data transfer processes.
• Maintained and updated the existing system.
• Created and maintained Tableau dashboards and reports.
• Administered Tableau Server.
• Utilized Oracle SQL and Microsoft SQL Server for database maintenance.
• Optimized queries and created procedures.

4) Programmer Analyst:

• Created and maintained reports.
• Utilized Oracle SQL, Microsoft SQL Server, and Microsoft SSRS.
• Maintained databases and correlated data between three different systems.
• Optimized queries and created PL/SQL procedures.
• Provided user training.

5) Database Operator:

• Administered and maintained central database.
• Imported and processed raw data using ETL.
• Designed and developed new and existing databases.
• Created and updated tables, procedures, and functions.
• Optimized queries and exported data.
• Uploaded data to client server databases.
• Provided client support and application installation.

6) Mathematics Teacher:

• Taught mathematics at a primary school.
• Provided education and training.

Education:

• Master's degree in Mathematics, University of Zagreb, Faculty of Science, major in Mathematical Statistics (2010-2012).
• Bachelor's degree in Mathematics, University of Zagreb, Faculty of Science (2007-2010).
• High School Diploma, General Gymnasium, Srednja škola Dragutina Stražimira (2003-2007).

Digital Skills:

• Business Intelligence: PowerBI, Tableau, Microsoft Excel.
• Data Processing (ETL + SQL): Talend, Oracle SQL, Microsoft SQL Server, Microsoft SSIS, PostgreSQL.
• Certifications: Oracle Database 12c: SQL Fundamentals (1Z0-061).
• Other Skills: Apache Airflow, Cron Job, Unix (Basic).

Business Skills:

• Advanced knowledge of relational databases.
• Proficient in SQL for data retrieval and report creation (Oracle, MSSQL Server, PostgreSQL).
• PL/SQL, T-SQL.
• Project leader for Talend data warehouse project and data migration.
• Microsoft Integration Services (MSIS).