Core Repository Maintenance QA Engineer

Must Have Technical/Functional Skills Proven experience in Flutter development, mobile application QA, and contributing to large open-source projects. ● Deep understanding of Flutter framework architecture, best practices, and contribution guidelines. ● Manual and automated testing, performance benchmarking, regression testing on iOS and Android. ● Proficiency with GitHub workflows, issue tracking, and pull request management. ● Advanced problem-solving and debugging in a distributed ecosystem. ● Familiarity with Flutter's style guide and tree hygiene standards. ● Ability to include tests in PRs. ● Experience with building, running, and testing the Wonderous app. ● Experience with Flutter app creation and module embedding. ● Experience testing Flutter platform integration features (text input, web view, video player, mobile ads). ● Experience running tests against Xcode beta releases, Android Studio RC releases, iOS version releases, and Android OS releases. ● Ability to adjust manual QA processes. Roles & Responsibilities ● Flutter Bug Fixing and Pull Request Submission: ● Identify and fix high-value issues in the open-source Flutter framework repository. ● Select issues for fixing in consultation with Customer POC, focusing on small scope and high customer value. ● Provide input on issue candidates based on expertise, feasibility, and value. ● Submit pull requests (PRs) resolving selected issues, meeting Flutter standards for code contributions, style guide, and tree hygiene. ● Include tests in PRs to demonstrate correct behavior. ● Respond to code reviews within 2 business days or less. ● Merge changes and close issues with appropriate commentary. ● Flutter Issue and Pull Request Triage: ● Triage GitHub issues and PRs for `flutter/flutter` and other mutually agreed-upon repositories. ● Assign GitHub labels per Flutter issue label standard, determining relevant labels by reading problems and requesting clarifying information. ● Attempt to reproduce issues reported on Flutter's master and stable channels. ● Close duplicate new entries. ● Label 95% of new issues within 1 business day (SLO). ● Label existing backlog when not meeting the SLO. ● Escalate urgent GitHub issues to the Flutter core team by marking with `[P0]` label within 1 business day. ● Mark stale issues for automatic closure or close manually if bot fails. ● Provide weekly status on triage efforts and highlight interesting issues. ● Participate in regular reviews to adhere to SLO, revise SLO, and optimize triage process. ● (Secondary Priority) Aid in pull request triage: indicate spelling mistakes/obvious coding errors, ensure tests are provided for new functionality, label PRs for secondary triage, solicit and act on feedback from the Flutter open-source community. ● Flutter Quality Assurance and Release Management: ● Execute a test plan including application testing, accessibility evaluations, performance benchmarking, and regression testing. ● Weekly Main Branch Testing: Run tests on Flutter main branch (latest green build) weekly on 4 physical devices (iOS high-end/low-end, Android high-end/low-end). ● Build, run, and test the Wonderous app (tap-through, TalkBack/VoiceOver navigation, performance testing using DevTools with FPS, Janks, Shader compilations, and reporting >10% variations, running on Android emulator/iOS Simulator). ● Test Flutter app creation and module embedding (create/run new app, inject basic counter module into native Android/iOS apps). ● Test platform integration features (text input, web view, video player, mobile ads, verify rendering, rotation functionality, performance, touch events, text input). ● Xcode beta release (up to twice a month): Run weekly main branch tests against new Xcode beta release, also testing Flutter Beta and Stable branches. ● Android Studio RC release (up to once a month): Run weekly main branch tests against new Android Studio RC, modifying `minSdkVersion` and testing Flutter Beta and Stable branches. ● iOS version release (up to twice a month): Run weekly main branch tests against new iOS version, also testing Flutter Beta and Stable branches. ● Android OS release (up to once a month): Run weekly main branch tests against new Android OS version, also testing Flutter Beta and Stable branches. ● Manual QA Process Adjustments: Change manual QA test processes to catch specific regressions undetected by automated testing and existing manual QA, when new automated tests are infeasible. Salary Range: $75,000-$94,000 a year Apply Job! Apply to this Job