Financial Services CloudArchitect (Hardest)migrationdatacutover
Design FSC data migration from legacy CRM and portfolio systems
Real World Scenario
Migrating 500k clients 2M financial accounts and 10 years document metadata from legacy system in 9-month program.
Expected Answer
• Phased migration wave by advisor book or region
• Data mapping legacy to FSC FA roles households
• Transform cleanse dedupe before load not after
• Parallel run validation reconciliation legacy vs FSC counts
• Cutover weekend freeze delta load strategy
• Document migration retention legal holds
• Rollback criteria defined executive sign-off go-live
Follow-Up Questions & Answers
Click to expand — each follow-up includes a direct, interview-ready answer
Main difference: use case and scale. Phased migration wave by advisor book or region. Data mapping legacy to FSC FA roles households. Pick based on your integration pattern and team capability. FSC migration is data quality program—budget 40% effort cleansing mapping not only technical load. Document the decision in an ADR and align with enterprise standards.
Architect Perspective
FSC migration is data quality program—budget 40% effort cleansing mapping not only technical load.