# Kimberly Sereduck

**Developer Productivity Engineer · Carlsbad, United States**

Software engineer with nearly six years of experience at Mozilla building internal tools, test infrastructure, and CI automation. Proven track record of improving developer workflows and shipping high-impact performance testing solutions.

Profile: https://path.cv/kimberlythegeek

*Last updated: November 2026*

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## Experience

### Senior Software Engineer at Mozilla
*Mar 2023 – May 2023*

Led a three-person engineering team to build PerfCompare, an internal tool that replaced the legacy performance comparison view. Introduced sprint planning and milestone tracking to manage a multi-quarter roadmap.

### Performance Test Engineer at Mozilla
*Jan 2020 – Mar 2023*

Facilitated performance-culture discussions and authored developer-experience improvement plans. Rebuilt page-load performance tests and updated mitmproxy-based tooling to produce more realistic regression data.

### Software Engineer in Test at Mozilla
*Nov 2017 – Jan 2020*

Revived a 12-year-old crash-detection system, reducing runtime and manual work by 82%. Developed pytest fixtures to simplify accessibility testing across projects.

### Test Engineering Intern at Mozilla
*Jun 2017 – Aug 2017*

Created and published axe-selenium-python and pytest-axe on PyPI, enabling automated accessibility testing in CI/CD. Delivered a lightning talk on the tools to the organization.

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## Skills

Python · JavaScript · TypeScript · SQL · HTML/CSS · Bash · CI/CD · GitHub Actions · Test Automation · Git · pytest · Selenium · React · Node.js · Express · Django · Vite · mitmproxy

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## Projects

### Web Security Auditor

Built CI/CD configuration generators for GitHub Actions, GitLab CI, and Jenkins with a configurable minimum-severity gate.

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## Education

### Coursework in Computer Engineering
*University of Mississippi*
Jan 2008 – Jan 2010

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## Awards

- **Google Cybersecurity Certificate** — Coursera (Oct 2026)

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## Links

- **LinkedIn**: https://linkedin.com/in/kimberly-sereduck
- **GitHub**: https://github.com/kimberlysereduck