APPLE INC has the following available in Cupertino, California and various unanticipated locations throughout the USA. Design and develop embedded software for the GPS/GNSS navigation subsystem and the Location Services framework in iOS devices such as watch, phone and iPad. Architect software features to implement high level requirements for user facing functions that use the GPS/GNSS hardware. Write, test, and debug software features. Ensure compatibility with existing location framework. Evaluate field test data to verify performance to requirements and identify functionality and performance shortcomings. Analyze and root cause software crashes. Develop fixes for software crashes. Review and recommend improvements/changes to other team members' code submission (code review). Coordinate interface definition with cross functional teams such as hardware and system engineering. Responsible for integrated software release process, including QE review and signoff. Develop test and analysis tooling for development efficiency and automated test.