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SaaSプラットフォームアーキテクトキット

マルチテナントSaaSの設計：テナンシー、従量計測と課金、API管理、Well-Architectedレビュー、コスト配分。

8 件のテンプレートを、使う順に 3 ステップで並べています。エディターで開いて記入し、PDF、DOCX、HTML に書き出せます。

ステップ 1

設計

  1. Multi-Tenancy Design Template (SaaS)

    フル

    SaaS tenancy model (silo, pool, bridge), tenant context, data isolation, noisy neighbours, lifecycle, residency, cost per tenant

    SaaS practice; AWS Well-Architected SaaS Lens (control plane and application plane)

  2. SaaS Metering and Billing Design Template

    フル

    Pricing models, billable metrics, CloudEvents usage events, idempotent pipeline, entitlements, tiered rating, quotas, invoicing, reconciliation

    CloudEvents 1.0.2; AWS Well-Architected SaaS Lens

  3. API Management Platform Design Template (OpenAPI 3.2, OAuth, FAPI 2.0)

    フル

    API products, consumer onboarding, gateway tiers, OAuth and sender-constrained tokens, rate plans, developer portal, versioning, analytics, monetisation, APIOps

    OpenAPI 3.2; RFC 9700; FAPI 2.0 Security Profile
ステップ 2

Well-Architectedレビュー

  1. AWS Well-Architected Review Template (6 Pillars, Lenses, Milestones)

    フル

    AWS review workbook: 6 pillars with design principles and question IDs, Lens Catalog selection, risk register, improvement plan, WA Tool milestones

    AWS Well-Architected Framework (6 pillars); WA Tool Lens Catalog (16 lenses, Oct 2026)

  2. Cloud Architecture Review Template (Multi-Cloud Well-Architected)

    フル

    Provider-neutral or multi-cloud workload review: pillar mapping for AWS, Azure, Google Cloud, OCI, Alibaba, lens selection, version lock, risks, plan, sign-off

    Well-Architected pillar mapping: AWS (6 pillars), Azure (5 pillars), Google Cloud (6 pillars), OCI, Alibaba Cloud
ステップ 3

コスト管理

  1. Total Cost of Ownership (TCO) Analysis Template

    フル

    Multi-year TCO comparison by cost category mapped to FOCUS 1.4, NPV discounting, unit economics, sensitivity, break-even, recommendation and FinOps handover

    FinOps FOCUS 1.4 (cost concepts)

  2. Cloud Cost Review Template (FinOps FOCUS 1.4)

    フル

    Periodic cloud and technology cost review: FOCUS 1.4 metrics, allocation per tagging standard, unit economics, anomalies, commitments, FinOps 2026 capabilities

    FinOps FOCUS 1.4; FinOps Framework (2026 edition)

  3. Cost Allocation and Tagging Standard Template (FinOps, FOCUS 1.4)

    フル

    Allocation hierarchy, tag dictionary, MUST/SHOULD policy, policy as code, untaggable and shared-cost rules, showback vs chargeback, FOCUS 1.4 map, KPIs

    FOCUS 1.4; FinOps Framework 2026