Cormac Parle
Principal Software Engineer at Wikimedia Foundation
Ireland
Summary
👤
Senior🎓
Top SchoolCormac Parle is a Principal Software Engineer based in Ireland with over nine years of professional software experience and a long history of progressing from developer to engineering manager and now technical leadership at the Wikimedia Foundation. He combines deep backend engineering expertise—demonstrated by contributions to the MediaWiki core, including search improvements and API enhancements—with practical experience improving release processes, architecture, and developer productivity. At Hostelworld he led platform-wide efforts to raise delivery speed, fault tolerance, and reuse across teams, and he has a pragmatic track record of shipping reliable web systems. Comfortable both mentoring teams and writing production-grade code, he bridges hands-on implementation and architectural strategy. Unusually for a senior engineer, his background includes formal training in physics and environmental dynamics, reflecting a quantitative, systems-oriented mindset that informs his approach to complex software problems.
9 years of coding experience
25 years of employment as a software developer
M.Sc., Environmental Analysis and Dynamics, M.Sc., Environmental Analysis and Dynamics at University of HullB.Sc., Physics, B.Sc., Physics at University College DublinIrish Computer SocietySt. Peter's College, Wexford, Ireland
Stackoverflow
1reputation
0reached
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Github Skills (6)
php10
mediawiki10
wikipedia10
apidoc9
api9
phpunit8
Programming languages (7)
Github contributions (5)
wikimedia/mediawiki
Sep 2017 - Mar 2021
🌻 The collaborative editing software that runs Wikipedia. Mirror from https://gerrit.wikimedia.org/g/mediawiki/core. See https://mediawiki.org/wiki/Developer_access for contributing.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:17 commits in 3 years 6 months
Contributions summary:Cormac primarily contributed to the back-end logic of the MediaWiki software. Their work involved adding and modifying features related to search functionality, including the implementation of a preference to control redirects on search matches and adding a 'slot' parameter for the recent changes API. They also updated and added test cases to ensure the new features function as expected. Additionally, they made changes to improve the display of revisions.
wikimediaphpwikipediacollaborative-editingruns
cormacparle/media-search-signal-test
Nov 2020 - Dec 2021
Contributions:3 reviews, 57 commits, 21 PRs in 1 year
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