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Google Pubsub to Twilio integration — real-time, two-way sync

Keep Google Pubsub and Twilio in sync without custom scripts. Cut weeks of integration work, eliminate silent data drift, and give your team a single, reliable source of truth.

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Adopted by fast-scaling companies moving mission-critical data in real time

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Why teams connect Google Pubsub and Twilio

Connect the tickets, records, and events in Twilio to the systems engineering runs in Google Pubsub, kept current in real time and in both directions.

Twilio is where customer-facing and operational work happens: the tickets, conversations, contacts, and records a team touches every day. Google Pubsub is where engineering runs the systems behind that work — the issue trackers, message brokers, directories, and monitors that keep services moving. The same items, people, and events matter to both, and when the only link between them is a manual hand-off or an overnight export, each side acts on a stale copy of what the other already knows.

Stacksync syncs Messaging Services, Calls, Incoming Phone Numbers, Outgoing Caller IDs in Twilio with Snapshots, Message attributes, Dead-letter topics, Ordering keys in Google Pubsub field by field, in real time, and in both directions. You decide which system owns which fields; Stacksync maps the overlap, resolves conflicts by rules you set, and keeps every copy current, with no middleware to build and no API limits to babysit.

Common use cases

  • 01 Mirror Verify outcomes into a user database to gate onboarding steps on completed phone verification.
  • 02 Push Twilio usage records into a finance database for per-customer communication cost allocation.
  • 03 Publish new and changed database rows as messages to a Pub/Sub topic so multiple downstream subscriptions consume the change stream independently.
  • 04 Consume messages from a subscription via StreamingPull and write them into a Postgres or warehouse table for durable, SQL-queryable storage.

Common sync patterns

Where Google Pubsub moves messages between services: activity lands on the stream

Records created or changed in Twilio publish to the queue or topic in Google Pubsub as they happen, so downstream services react to real events rather than polling for them.

Where Google Pubsub is the directory or identity source: one set of users

People and accounts in Twilio stay matched to the users in Google Pubsub, so access, provisioning, and org changes propagate instead of being keyed in twice.

Where Google Pubsub watches operations: live volumes for visibility

Open items, throughput, and error counts from Twilio replicate into Google Pubsub, so the operational view reflects what is actually happening in the business.

What you can sync between Google Pubsub and Twilio

Representative objects on each side — any object or custom field can map to any target. Schemas are auto-detected; types are converted between the two systems.

Google Pubsub objects Twilio objects How this pairing syncs
Messages The synced unit: base64-encoded data plus attributes, ordering key, messageId and publishTime; capped at 10 MB each. Messages SMS, MMS, and WhatsApp messages with delivery status; synced to log outreach in CRMs and databases. Same entity on both sides — records pair one-to-one and field-level changes reconcile in both directions.
Subscriptions A stream of messages from one topic; Stacksync consumes here via StreamingPull or a push endpoint, acknowledging each message after a successful write. Addresses Synced with incremental and full sync per the Stacksync docs. Subscriptions is specific to Google Pubsub and Addresses to Twilio — each maps to any object or custom field on the other side.
Schemas Avro or Protocol Buffer definitions bound to a topic; validate that every published message matches the agreed structure. Flows Synced with incremental and full sync per the Stacksync docs. Schemas is specific to Google Pubsub and Flows to Twilio — each maps to any object or custom field on the other side.
Snapshots Captured subscription state for seek/replay; lets already-acknowledged messages be redelivered from a point in time. Usage Records Aggregated usage and spend data synced into finance systems for cost tracking. Snapshots is specific to Google Pubsub and Usage Records to Twilio — each maps to any object or custom field on the other side.
Message attributes Up to 100 key-value pairs per message; carry routing metadata and drive subscription filter expressions. Messaging Services Synced with incremental and full sync per the Stacksync docs. Message attributes is specific to Google Pubsub and Messaging Services to Twilio — each maps to any object or custom field on the other side.
Dead-letter topics Destination for messages that exceed a subscription's max delivery attempts; isolates poison messages for later handling. Calls Voice call records with duration and outcome, commonly mirrored to support and sales systems. Dead-letter topics is specific to Google Pubsub and Calls to Twilio — each maps to any object or custom field on the other side.

How changes propagate between Google Pubsub and Twilio

Each direction of the sync is driven by what the source system can signal and what the destination accepts — detection, delivery, and expected latency below.

Google Pubsub Twilio Sub-second propagation

DetectionGoogle Pubsub notifies Stacksync of record changes through webhook events. Consumes messages as they arrive on a subscription — StreamingPull (long-lived gRPC) or a push subscription delivering each message as an HTTPS POST.

DeliveryEach detected change is written to Twilio through its API, with automatic retries and rate-limit backoff.

Twilio Google Pubsub Sub-second propagation

DetectionTwilio notifies Stacksync of record changes through webhook events. Status callback webhooks per message and call, plus polling of resource lists for backfill.

DeliveryEach detected change is written to Google Pubsub through its API, with automatic retries and rate-limit backoff.

Rate-limit considerations

  • Google Pubsub: Per-region throughput quotas (publish up to ~4 GB/s in large regions); 10 MB max per message and per publish request, 1,000 messages per request, and 1 MBps per ordering key.
What ships with Google Pubsub ⇄ Twilio

Connect Google Pubsub and Twilio for flexible, real-time data sync.

Real-time sync, workflow automation, event queues, EDI, and monitoring, for every Google Pubsub–Twilio connection.

Real-time

Two-way sync

Changes in Google Pubsub or Twilio instantly reflect in both systems. No stale data, no manual imports.

No-code + pro-code

Workflow automation

Trigger automated workflows whenever Google Pubsub or Twilio data changes, update records, fire webhooks, or kick off sequences without brittle API scripts.

At scale

Event queues

Handle millions of events per minute without losing a single Google Pubsub or Twilio record.

Observability

Monitoring

Track your Google Pubsub ⇄ Twilio sync health, view errors, and replay failed events in one click.

Trading partners

EDI

Transform legacy EDI complexity into simple database interactions between Google Pubsub and Twilio.

How the Google Pubsub and Twilio connectors work

Google Pubsub

Integration surface
REST and gRPC (Cloud Pub/Sub API v1)
Authentication
Google Cloud IAM via OAuth 2.0 / service-account credentials (JSON key or workload identity); requires roles such as pubsub.publisher and pubsub.subscriber
Change detection
Consumes messages as they arrive on a subscription — StreamingPull (long-lived gRPC) or a push subscription delivering each message as an HTTPS POST; no modified-date polling
Capabilities
read · write · webhooks
Rate limits
Per-region throughput quotas (publish up to ~4 GB/s in large regions); 10 MB max per message and per publish request, 1,000 messages per request, and 1 MBps per ordering key

Twilio

Integration surface
REST API (per-product APIs for Messaging, Voice, Conversations, Verify)
Authentication
Account SID + Auth Token (copied from Twilio Console Account Info and entered into the Stacksync Twilio connector)
Change detection
Status callback webhooks per message and call, plus polling of resource lists for backfill
Capabilities
read · write · webhooks
Twilio setup guide
How it works

How to connect Google Pubsub to Twilio — three steps, no code

Configure and sync within minutes, no code. Whether you sync 50k or 100M+ records, Stacksync handles the queues, infra, and plumbing. Integrations are non-invasive and need zero setup on your systems.

  1. 01

    Connect your apps

    Authenticate Google Pubsub and Twilio with each platform's native method — OAuth, API keys, or service accounts — plus secure options like SSH tunneling, IP whitelisting, and VPC peering.

    • OAuth 2.0
    • SSH tunnel
    • VPC peering
    Google Pubsub connected
    Twilio connected
    OAuth 2.0
    SSH tunnel
    SSL certificate
    VPC peering
  2. 02

    Choose tables

    Pick the Google Pubsub and Twilio objects to sync — Stacksync auto-detects both schemas, including custom fields where the platform exposes them. Sync to existing tables, or let Stacksync create new ones with ideal data types.

    • Standard objects
    • Custom objects
    • Auto-schema
    objects · Google Pubsub ⇄ Twilio
    Customers 12,480
    Sales Orders 8,213
    Invoices 5,902
    Items 1,344
  3. 03

    Map fields

    Fields map automatically even when names and types differ. Stacksync handles transformation and type casting for you, zero configuration required.

    • Auto-map
    • Type casting
    • Transforms
    Google Pubsub Twilio
    Company company_name text
    Email email text
    Amount amount numeric
    Created created_at timestamp
FAQ

Google Pubsub and Twilio integration FAQ

SECURITY

Security teams trust Stacksync

As a data company, we understand the importance of keeping your data secure. Stacksync is built with security best practices to keep your data safe at every layer, and is DPF-certified for US, EU, UK and CH data transfers.

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SSO & SCIM

Let your users access Stacksync from your centralized user management systems. Works with Okta, Azure, Google SSO and more.

Alerts

Immediately get alerted about record syncing issues over email, Slack, PagerDuty and WhatsApp. Resolve issues from a centralized dashboard with retry and revert options.

Secure connection options

Securely connects to your systems with:

Related integrations

Every pair below is a real-time, two-way sync. Search all 265 integrations available for Google Pubsub and Twilio.

Popular · 6 of 265
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