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Senior Software Engineer

🌐 Remote💼 Full-time💰 $116,633–$116,633🗓 2026-09-29

Core

Designing and delivering improvements to Wikipedia's wikitext processing infrastructure, supporting editing and content analysis tools, and maintaining web services for content rendering.

Role type

Senior Software Engineer (MediaWiki Content Platform)

Builds

Open source code for collaborative experiences supporting over half a billion pages accessed per day

Domain

Non-profit / Open Source / Web Services / Content Management

Required skills

PHP, JavaScript, parser generators, interpreters, language runtimes, compilers, caching, persistence technologies, unit and integration testing, API design

Preferred skills

HTML5 spec, DOM manipulation, Node.js, MediaWiki, Wikipedia/wikitext/markdown editing, open source contribution history

Technologies

PHP, JavaScript, MySQL, Node.js, MediaWiki

Responsibilities

Designing and delivering improvements to wikitext processing infrastructure; Iterating on new features through collaboration; Writing PHP and JavaScript for hundreds of world languages; Creating and maintaining internet APIs; Instrumenting components to monitor feature and quality characteristics; Leveraging caching and persistence technologies

Seniority

Senior, hands-on IC with mentorship responsibilities

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