Biography

Biljana Malešević is a Senior Database Developer and Product Information Management (PIM) Consultant with extensive experience in relational database architecture, SQL and PL/SQL performance tuning, and enterprise data management. For more than 15 years, she worked on an Oracle ERP system, developing and maintaining ERP modules from database schema to final product. Her work included consulting with clients, customizing ERP modules to their requirements, building reports in various formats, and adapting system features to their needs. She then spent 12 years customizing the Riversand MDM Center PIM system for Liebherr. This included working directly on the MDM database: generating reports and exports in formats such as CSV, Excel and XML, extracting client-specific data, building custom data imports, and transforming, correcting and cleaning data. CORE SKILLS Databases & Development: Oracle Database, MS SQL Server, SQL, PL/SQL, T-SQL, Stored Procedures, Functions, Triggers, Data Modeling, Database Design Performance & Maintenance: Query Optimization, Indexing, Performance Tuning, Production Support Enterprise Solutions: Oracle ERP Development & Maintenance, Master Data Management (MDM/PIM), Riversand MDM Center Data Integration: ETL (SSIS), Data Migration & Transformation, Data Cleaning & Validation, Client-specific Exports (CSV, Excel, XML/XSD) Additional: C#, Python (Pandas), Power BI, Postman (APIs), Confluence