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Domonique Luchin
Domonique Luchin

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Building a Multi-Tenant AI Stack on Supabase + VAPI: How Load Bearing Empire Unified 6 Businesses with 26 Agents and Zero Third-

Load Bearing Empire's infrastructure consolidation eliminated $8K+ in monthly SaaS spend by replacing Twilio, SendGrid, and Make.com with a self-hosted stack: Supabase (98 tables, 42 Edge Functions), 26 VAPI voice agents routed through a custom JARVIS Brain Router, and Asterisk 18.10 PBX on Vultr. This article documents the technical architecture powering real estate wholesaling, demolition, valet services, credit repair, mineral rights, and structural SaaS from a single PostgreSQL project—including agent routing logic, webhook handling patterns, and the decision to self-host instead of vendor-lock.

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