Iwona K.
Business Intelligence Developer
At Cisco, Iwona developed scalable dashboards and automated ETL pipelines, enhancing operational efficiency and enabling smarter, data-informed decisions. During her tenure at Huawei, she optimized Power BI solutions for improved performance and contributed to Agile initiatives through timely and actionable analytics.
Recognized for her adaptability, analytical mindset, and strategic problem-solving, Iwona consistently bridges the gap between technical execution and business objectives, ensuring every solution drives measurable impact.
Main expertise
SQL5 years
DAX5 years
Microsoft Power BI5 years
Jira3 yearsExperience3
MS BI Developer
- Collected, cleaned, and modeled data from diverse sources (Snowflake, SAP HANA, SQL Server, Teradata, APIs, flat files) to build scalable BI solutions.
- Designed and delivered interactive dashboards in Power BI and Tableau to support decision-making across sales and internal operations.
- Developed and maintained ETL pipelines using Azure Data Factory and Microsoft Fabric, ensuring reliable data flow and seamless integration.
- Automated recurring reporting tasks with Power Automate, increasing efficiency and reducing manual effort.
- Monitored BI reports, troubleshooted issues, and implemented updates based on evolving business requirements.
PythonSQLMicrosoft Power BI
Azure Data FactoryJiraData Analyst / Power BI Developer
- Collaborated with business clients to troubleshoot device issues and align software features with business requirements.
- Designed and maintained Power BI dashboards and reports to track KPIs, monitor team performance, and support decision-making in an Agile environment.
- Developed VBA macros and Excel-based tools to streamline task management and optimize team allocation across Testing and Development teams.
- Analyzed customer feedback and diagnostic data to identify and resolve critical software crashes prior to global rollouts.
- Tracked trends and anomalies in reported software issues to guide product improvements.
- Conducted large-scale data analysis on beta-phase software to pinpoint performance bottlenecks and improve stability.
SQLMicrosoft Power BIJira
VBADAX
Microsoft Excel
Insights Analyst
- Designed and implemented research studies, analyzed results, and presented key findings to stakeholders.
- Conducted large-scale data extraction and analysis focused on strategic priorities.
- Synthesized insights from multiple studies to enhance consumer and market understanding.
- Translated insights into actionable recommendations, strengthening product and market strategies.
- Gathered and applied knowledge, learnings, and best practices from other markets to inform research and strategy.
SQLVBAMicrosoft ExcelEngineering excellence
All Business Intelligence Developers who have applied to Proxify are scored from 0 to 300 on engineering excellence, one of the five parameters we evaluate. This score reflects engineering excellence only, based on interviews, take-home assignments, live coding sessions, and/or on-the-job performance reviews. The curve shows how all evaluated Business Intelligence Developers are distributed across that range, where our acceptance threshold for this parameter sits, and where Iwona stands.
Score 215 · Top 4% of engineers
Education
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