1. Flutter: To build cross platform mobile apps for Android, IOS and Web.
2. This should include from making responsive UIs to efficiently query data and also mange states in an optimized mannner.
3. Native Android and IOS: To build custom Flutter Packages.
4. Firebase: Should have experience with Cloud Firestore, Push Notifications, Cloud Functions and Analytics.5. Adobe XD: Should know how to use Adobe XD to use the design file and use it to build the app.
6. Git: To manage and collaborate in different projects with the rest of the team.