Immigration Management System

Relational schema + CRUD for immigration ops.

ROLE
Concept
STATUS
Published

OVERVIEW

Relational schema + CRUD for immigration ops.

ARRIVED AS

Normalize complex person-/case-centric data.

Immigration case management involves tracking complex, multi-faceted relationships between people, cases, documents, and legal processes. The challenge was to design a normalized relational schema that could handle: - Multiple people per case (applicants, dependents, sponsors) - Various case types (family-based, employment-based, asylum, etc.) - Document lifecycle management (submission, expiration, renewals) - Time-sensitive deadlines and status transitions - Historical audit trails for compliance The system needed to support immigration consultants managing hundreds of concurrent cases while maintaining data integrity and enabling fast queries for common operations like "show all cases with documents expiring in 30 days" or "find all dependents for applicant X."

WHAT I BUILT

  1. 01ERD → SQL DDL; indexes for frequent lookups; CRUD console.

WHAT CHANGED

  • Predictable performance & cleaner data model.