Feature Service
Webhook System Design
We implement outbound webhooks so your app can notify customers or integrations about events with signed payloads, retry behavior, and delivery records.
Node.jsQueuesHMACPostgres
Fixed starting scope
Each feature starts with a clear base package, then grows only if your app needs more integrations, screens, or edge cases.
Integrated into your code
We adapt implementation to your stack instead of dropping a generic snippet that still needs hours of cleanup.
Handoff included
You get implementation notes, environment variables, testing notes, and what to watch before pushing to production.
Included
What you get
Webhook endpoint management model.
Event dispatch helper.
HMAC signature generation.
Delivery logs and retry states.
Failure handling and replay notes.
Approach
How we implement it
1
Define event types and payload contracts.
2
Create webhook endpoint and delivery tables.
3
Add signed delivery requests.
4
Implement retry scheduling for failures.
5
Verify success, failure, retry, and disabled-endpoint flows.