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Resources Jobs For Teams Pricing

Mozilla

Senior Contract C++ / JavaScript Software Engineer (Browser Engine)

Remote

Senior

REMOTE

Mozilla is hiring a Senior Contract C++ / JavaScript Software Engineer to support the Firefox DOM Core team in improving the Session History area of the Gecko browser engine. The role focuses on writing and fixing Web Platform Tests and Gecko mochitests, debugging issues in the Gecko codebase, and working through public code review to land improvements. This is a contract position suited to engineers with hands-on experience in browser engine development.

C++

JavaScript

Browser engine development

Automated test writing

Web Platform Tests (WPT)

Gecko mochitests

Debugging large codebases

Code review

Open-source contribution workflow

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