MOE Finance System - National Enterprise Architecture & Verification Model

MOE Finance System - National Enterprise Architecture & Verification Model An architecture diagram generated by Archify. 2M Registered Parents · 4,500 Peak VUs · Architecture component 2M Registered Parents 4,500 Peak VUs 60.5k School & HQ Staff · 500 Peak VUs · Architecture component 60.5k School & HQ Staff 500 Peak VUs SingPass OIDC · Mock 150-250ms · National Digital Ecosystem · National Auth SingPass OIDC Mock 150-250ms National Auth e-Service Parent Portal · Req 8 (P95 <= 1.5s) · MOE Finance Enterprise Platform (Sprint 1-2 Scope) e-Service Parent Portal Req 8 (P95 <= 1.5s) Admin Staff Portal · Req 3 (P95 <= 1.5s) · MOE Finance Enterprise Platform (Sprint 1-2 Scope) Admin Staff Portal Req 3 (P95 <= 1.5s) AI Assistant Service · TTFT <= 1.5s (100 chats) · MOE Finance Enterprise Platform (Sprint 1-2 Scope) · LLM / RAG AI Assistant Service TTFT <= 1.5s (100 chats) LLM / RAG Education Account Engine · Req 1 (400k Accounts) · MOE Finance Enterprise Platform (Sprint 1-2 Scope) · Core Txn Education Account Engine Req 1 (400k Accounts) Core Txn School & Fee Service · Req 3 (Bulk 40k <= 10m) · MOE Finance Enterprise Platform (Sprint 1-2 Scope) School & Fee Service Req 3 (Bulk 40k <= 10m) Mock Bank Gateway · 400-800ms Jitter · National Digital Ecosystem Mock Bank Gateway 400-800ms Jitter Payment Settlement Svc · Req 9 (Split / 2PC) · MOE Finance Enterprise Platform (Sprint 1-2 Scope) · 2-Phase Commit Payment Settlement Svc Req 9 (Split / 2PC) 2-Phase Commit Nightly Batch Pod · 02:00 AM (8 Workers) · MOE Finance Enterprise Platform (Sprint 1-2 Scope) · >= 150 rec/s Nightly Batch Pod 02:00 AM (8 Workers) >= 150 rec/s PostgreSQL Core DB · Accounts, Fees & Version · MOE Finance Enterprise Platform (Sprint 1-2 Scope) · Optimistic Lock PostgreSQL Core DB Accounts, Fees & Version Optimistic Lock CPF Board Gateway · Balance Sweep at Age 16 · National Digital Ecosystem · Gov Interface CPF Board Gateway Balance Sweep at Age 16 Gov Interface SingPass Login OIDC Token HTTPS e-Services Staff SAML/SSO Portal Q&A Account Query Pay Fees Cohort & Fee Ops Account Review Credit/Debit Auth 2PC Hold Ledger Balance Fee Records Scan Age 7 & 16 Sweep to CPF MOE Finance Enterprise Platform (Sprint 1-2 Scope) National Digital Ecosystem Legend Backend Database Cloud Security External