Thomas Steur
CTO at Matomo
Wellington, Wellington, New Zealand
Summary
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RockstarThomas Steur is a seasoned technology leader and CTO with 15 years of experience, based in Wellington, New Zealand, who blends hands-on backend engineering with product leadership. As a core contributor and lead developer on Matomo (formerly Piwik), he has deep expertise in PHP backend systems, APIs, database optimization, e-commerce integrations, and performance-driven refactors for a major open-source analytics platform. He co-leads InnoCraft while continuing to drive Matomo’s technical direction, demonstrating a rare mix of project stewardship and sustained code-level contributions. Known for improving reliability and extensibility across complex codebases, he focuses on privacy-first analytics that rival proprietary solutions like Google Analytics. Thomas’s work often touches both strategic architecture and detailed bug fixes, highlighting an ability to move between high-level product decisions and low-level technical implementation. His long-term commitment to an influential open-source project underscores a practical dedication to ethical, user-controlled data.
15 years of coding experience
German, English
Github Skills (8)
php10
api10
performance-optimization10
back-end-development10
apidoc10
mysql9
database-design8
phpunit7
Programming languages (14)
Github contributions (5)
matomo-org/matomo
Jun 2011 - Jan 2023
Empowering People Ethically with the leading open source alternative to Google Analytics that gives you full control over your data. Matomo lets you easily collect data from websites & apps and visualise this data and extract insights. Privacy is built-in. Liberating Web Analytics. Star us on Github? +1. And we love Pull Requests!
Role in this project:
Back-end Developer
Back-end DeveloperContributions:2 releases, 698 reviews, 4818 commits in 11 years 9 months
Contributions summary:Thomas contributed to the back-end functionality of the Matomo platform, implementing and modifying features related to location providers, ecommerce integration, and core API functionality. Their work involved enhancing performance, refactoring existing code, and fixing bugs, suggesting a focus on improving the platform's reliability and feature set. The commits showcase a broad understanding of the codebase and its various components, including modifications to the API, database queries, and report generation. They also updated the PHP code base and the Database.
analyticspiwikcollectmatomomysql
innocraft/php-experiments
Dec 2016 - Dec 2018
PHP Experiments is a library that lets you run A/B and split tests
Contributions:4 releases, 23 commits, 15 PRs in 2 years
splittestingphpexperiments-phpphpunit
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