Integrations · Phased projectCRM contact synchronization repair
A fictional account team sees overwritten edits, duplicate contacts, and stale opt-out preferences after synchronization retries.
Practice brief · Version 5- Project scope
- 10 tickets / 3 phases
- Total focused work estimate
- 27h + setup
- Suggested stack
- TypeScript · PostgreSQL · HTTP
Recommended next stepStart with BCRM-101
Open the first ticket for its prerequisites, acceptance criteria, verification plan, and an editable task draft.
What the engineer takes away
Practice sync cursors, conflict policies, privacy boundaries, and replay.
What the team gains
Provide predictable customer-data synchronization with inspectable conflicts.
Before you start
- Create a local CRM double and synthetic contact records for two organizations; no real personal data or CRM credentials.
Delivery agreement
Deliver a local bidirectional adapter and reconciliation report.
AI tools are welcome during implementation. Record assumptions, review the result, and verify its behavior.
Delivery phases
- PHASE 1
Define identities and field ownership.
- PHASE 2
Handle pagination, retries, conflicts, and deletion.
- PHASE 3
Reconcile drift and recover interrupted imports.
Map authority
Define identities and field ownership.
BCRM-101Entry ticket; project setup still requiredEstimated field mix
- Integrations50%
- System design30%
- Privacy engineering20%
BCRM-102Depends on BCRM-101Estimated field mix
- Integrations60%
- Database engineering40%
Synchronize changes
Handle pagination, retries, conflicts, and deletion.
BCRM-103Depends on BCRM-102Estimated field mix
- Data engineering50%
- Database engineering30%
- Integrations20%
BCRM-104Depends on BCRM-101, BCRM-103Estimated field mix
- Distributed systems40%
- Integrations40%
- Database engineering20%
BCRM-105Depends on BCRM-104Estimated field mix
- Privacy engineering50%
- Integrations30%
- Distributed systems20%
BCRM-106Depends on BCRM-103Estimated field mix
- Integrations60%
- Site reliability40%
BCRM-107Depends on BCRM-104, BCRM-105Estimated field mix
- Data engineering40%
- Integrations30%
- Privacy engineering30%
Operate safely
Reconcile drift and recover interrupted imports.
BCRM-108Depends on BCRM-106, BCRM-107Estimated field mix
- Integrations50%
- Privacy engineering50%
BCRM-109Depends on BCRM-104, BCRM-108Estimated field mix
- System design40%
- Integrations40%
- Distributed systems20%
BCRM-110Depends on BCRM-109Estimated field mix
- Frontend40%
- Integrations40%
- Site reliability20%
Use this project
CSV keeps grouping and dependency keys as descriptive fields. Import mapping depends on your tracker configuration.