We are building a long-term AI-driven Export Growth Platform designed to serve B2B export companies. We are designing a scalable, multi-client AI Growth Engine that will function as an outsourced AI-based “Overseas Growth Department” for businesses. This role requires product thinking, systems design capability, and scalability awareness.The platform will include: Market intelligence modules Lead acquisition & enrichment engine Automated outreach system Reply classification & qualification Follow-up automation Growth optimization logic Weekly performance reporting engine Future client portal integration The system must support 50+ clients with strict data separation (multi-tenant architecture). Deliverables required: Multi-tenant database schema (clear data separation strategy) Lead lifecycle state machine design Campaign & message lifecycle design Modular AI agent architecture (AI layer separation from orchestration) Automation orchestration structure Scalability roadmap (how this handles 100+ clients) Basic security and logging strategy Technical stack recommendation with justification