How can I optimize mobile app performance for handling offline data synchronization and conflict resolution?

1. Use local data storage: Implement a local database on the mobile device to store and retrieve data. This allows the app to function even when there is no network connectivity. SQLite is a popular choice for local data storage.

2. Implement synchronization logic: Develop synchronization logic that runs when the app is online to update the local database with changes from the server. This can be done using APIs and background tasks to fetch and update data.

3. Handle conflicts: When synchronizing data, conflicts may arise if multiple users make changes to the same record. Implement conflict resolution strategies like the ‘last write wins’ or prompting users to manually resolve conflicts.

4. Minimize data transfer: Reduce the amount of data transferred between the device and the server by only syncing necessary changes. Use techniques like delta synchronization or incremental updates to only transfer modified data.

5. Optimize network requests: Make efficient use of network requests by batching multiple changes into a single request and compressing data.

6. Implement offline functionality: Design the app to support offline usage by allowing users to view, create, and modify data even without an internet connection. Provide feedback to users when they are offline to indicate that changes will be synced later.