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yaojie

PROFILE

Yaojie

Yaojie worked on the metabase/metabase repository, delivering a security-focused feature that hides server version information in HTTP response headers by default. By adjusting Jetty server configuration in Clojure, Yaojie reduced the risk of server fingerprinting and improved the platform’s security posture. The implementation included updating automated tests to assert that the send-server-version? setting remains false, ensuring the change persists through future updates. This backend development effort required careful server configuration and test-driven validation, resulting in a low-impact change for users while addressing a common reconnaissance vector. The work demonstrated depth in backend security and configuration management within a production environment.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

1Total
Bugs
0
Commits
1
Features
1
Lines of code
36
Activity Months1

Work History

September 2025

1 Commits • 1 Features

Sep 1, 2025

September 2025 (2025-09) focused on security hardening and stealth improvements in the metabase/metabase repo. The primary feature delivered was hiding server version information in HTTP response headers by default via Jetty configuration, reducing server fingerprinting risk for external observers. This work included updating tests to assert that the server header configuration (send-server-version?) is false, ensuring the change remains in force across future iterations. There were no major bug fixes reported for this repository in the period. Overall impact: decreased exposure to version-based reconnaissance, contributing to a stronger security posture with minimal disruption to users. Technologies/skills demonstrated: Jetty configuration adjustments, HTTP header hardening, test-driven development and validation, and change management linked to #57257.

Activity

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Quality Metrics

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

Skills & Technologies

Programming Languages

Clojure

Technical Skills

Backend DevelopmentServer Configuration

Repositories Contributed To

1 repo

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

metabase/metabase

Sep 2025 Sep 2025
1 Month active

Languages Used

Clojure

Technical Skills

Backend DevelopmentServer Configuration

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