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Google Cloud Functions (Firebase)

Serverless functions triggered by Firebase Cloud Storage or Firestore.


Overview

Part of the Firebase suite, these functions run automatically when data changes in Firestore or files are uploaded to Cloud Storage. They are ideal for media processing and data sync.

Best for

  • Mobile app backends
  • Media processing
  • Firestore extensions

Trade-offs

vs Supabase Edge Functions
FCF for Firebase ecosystem; Supabase for open-source Postgres alternative.
vs AWS Lambda
FCF for easier Firebase integration; Lambda for broader AWS service access.

What XeroHack pre-wires

When you pick Google Cloud Functions (Firebase) in the interview, the engine emits these files into your scaffold:

  • Firestore Create -> Cloud Function -> Processing

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