Multi-Tenant PostgreSQL Schema Design

I'm looking for a Database Architecture Specialist to design a secure, multi-tenant PostgreSQL schema on Supabase. The project involves:

Multi-tenant PostgreSQL schema design with a focus on data security and compliance.
Event-driven real-time compliance data synchronization.
Immutable logs for audit trail and evidence storage.
Performance optimization for compliance queries.

Ideal skills and experience:
- Expertise in PostgreSQL and Supabase
- Strong background in data security and compliance
- Experience with event-driven data synchronization methods
- Proficient in creating immutable logs for audit trails
- Performance optimization skills for complex queries

Please provide examples of similar work done.