Mozilla
Contract Staff Software Engineer - (Firefox) C++,Storage Encryption
- Location
- Remote Canada; Remote Germany; Remote UK
- Work model
- Remote
- Seniority
- Staff
- Employment
- Contract
- Posted
- Added to Codestelle
Work location
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Listing locationRemote Canada; Remote Germany; Remote UK
Extracted 2026-10-20 · Automated text analysis, not employer confirmation.
Original job listing ↗Language requirements
- German
- Not specified
- English alone
- Not specified
Based on explicit wording in the listing. “Not specified” does not mean a language is optional.
About this role
The role
You will help the Firefox DOM LWS team to implement tasks for Storage Encryption everywhere, helping to drive the in-progress project through to completion .
Responsibilities
- Contributing to delivering Storage Encryption Everywhere in Gecko, which may include tasks such as migrating data between schemas, implementing data storage in PBM and integration testing.
- Write and pass Web Platform Tests, and add Gecko tests as needed.
- Work through code review with the relevant Gecko module owners and iterate to landing.
- Surface and help resolve any specification questions the implementation raises.
- Shepherd the feature through Nightly, Beta, and Release. Fix correctness, performance issues and regressions.
Definition of done
Ship Storage Encryption Everywhere to release channel. Fix triaged and prioritized issues.
Required qualifications
- Strong C++.
- Substantial experience in a browser-engine codebase, ideally Firefox/Gecko.
- Substantial experience in databases.
- Familiarity with web standards and Web Platform Tests.
- Strong debugging and optimization in a multithreaded codebase.
- Comfort working in the open: public bugs, code review, and upstream landing.
Preferred
- Prior contributions to Gecko or another major browser engine.
- Familiarity with the relevant standards body and specification process.