#nosql

Integrate Firebase for rapid development. Services: 1. Firestore for document database. 2. Collections and documents structure. 3. Real-time listeners with onSnapshot. 4. Compound queries with where clauses. 5. Firebase Auth for users. 6. Cloud Storage for media. 7. Security rules for access control. 8. Cloud Functions for backend logic. Use Firebase SDK v9 modular approach and batch writes for transactions.