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Nat Van Gulck

PROFILE

Nat Van Gulck

Worked on the microsoft/fabric-toolbox repository to enhance performance engineering workflows by improving test result traceability and data accuracy. Developed a new feature for the FabricLoadTestTool that introduced a visual_id column, enabling seamless identification of visuals within Power BI reports and supporting more reliable business intelligence dashboards. Addressed a critical data aggregation issue by correcting the quantile calculation to accurately report the 50th percentile latency, ensuring precise performance insights. Leveraged Python for data analysis, load testing, and performance testing, aligning the test result schema with reporting requirements to reduce ambiguity and accelerate dashboard development for performance result decision-making.

Overall Statistics

Feature vs Bugs

50%Features

Repository Contributions

2Total
Bugs
1
Commits
2
Features
1
Lines of code
11
Activity Months1

Your Network

4768 people

Work History

October 2025

2 Commits • 1 Features

Oct 1, 2025

October 2025 performance engineering summary for microsoft/fabric-toolbox focused on improving test result traceability, data accuracy, and BI readiness. Delivered enhancements to FabricLoadTestTool and fixed critical data-accuracy bugs, enabling more reliable BI dashboards, traceability, and faster decision-making around performance results.

Activity

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Quality Metrics

Correctness100.0%
Maintainability100.0%
Architecture100.0%
Performance100.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

Python

Technical Skills

Data AnalysisLoad TestingPerformance TestingPower BI

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

microsoft/fabric-toolbox

Oct 2025 Oct 2025
1 Month active

Languages Used

Python

Technical Skills

Data AnalysisLoad TestingPerformance TestingPower BI