01 · What you get
All four ship in the same build.
A field-level map, agreed on paper
Every field, direction and conflict rule documented before a line is built.
Two-way sync with a source of truth
Near-real-time via webhooks, with a nightly reconciliation pass to catch drift.
A migration that cleans as it goes
Duplicates merged, formats normalised, orphans flagged for a human decision.
Change log and alerts
Every write is attributable. Failures page a human instead of failing silently.
02 · The workflow
What runs, step by step.
watch
Change detected
Webhook fires on create or update.
resolve
Apply rules
Source of truth decides the winning value.
write
Propagate
Written to every downstream system.
verify
Reconcile
Nightly diff catches anything missed.
03 · Good fit if
- ·Two or more systems hold the same customer
- ·Someone reconciles data by hand
- ·Reporting is distrusted
04 · Not for you if
- ·You want a full ERP replacement
- ·Nobody can decide which system wins