Maintain, enhance, and support production native iOS application written in Swift. Collaborate on the design and development of a new Flutter/Dart codebase. Build cross-platform mobile features in partnership with Android engineers, backend developers, and product teams. Contribute to shared tooling, CI/CD pipelines, and deployment workflows. Uphold high engineering standards and best practices throughout the hybrid mobile migration. Troubleshoot and resolve integration, compatibility, and performance issues in both native and cross-platform stacks. Provide mentorship to fellow mobile engineers, especially on iOS and native integrations.