Case study · Retail & E-commerce
ERP cutover for omnichannel retail
Client. Omnichannel retailer (anonymized)
Problem
Nightly batch drift caused cancelations; finance could not reconcile markdowns; stores distrusted system stock.
Solution
Re-sequenced integrations with idempotent workers, event-sourced adjustments for promos, and store tooling for exceptions.
Approach
Wave-based migration by region; parallel running with automated reconciliation alerts; hypercare with explicit ownership.
Tech stack
- Java
- .NET
- PostgreSQL
- Azure
- Python
Results
- −44% digital order cancelations tied to inventory
- +19% staff trust score in store audits
- On time peak-week readiness versus original plan