Engineering You Can Inspect

Engineering Templates & Whitepapers

Open-access architectural templates, operational runbooks, and compliance checklists used across Northwind Studio engineering engagements.

Open Artefacts

Engineering Artefacts & Checklists

Standard production templates ready to inspect, copy, or adapt for your engineering organization.

Architecture4 min read

ADR-001: Event Sourcing & Transactional Outbox vs CRUD Persistence

A standard Architecture Decision Record documenting the selection of append-only event sourcing and the transactional outbox pattern for distributed state synchronization.

ADR-001-event-sourcing-ledger.mdInspect
Delivery5 min read

Zero-Downtime Production Release & Verification Checklist

A comprehensive pre-flight, cutover, and post-deployment checklist guaranteeing zero customer disruption during major platform releases.

production-release-checklist.mdInspect
Quality6 min read

Integration Test Plan & QA Coverage Matrix

A structured testing matrix defining boundary test coverage, hermetic mock environments, property-based testing, and regression gates.

integration-test-plan-matrix.mdInspect
Operations5 min read

Operational Runbook & P1 Incident Response Playbook

Clear triage hierarchies, communication cadences, escalation paths, and automated diagnostic commands for production incident resolution.

operational-runbook-incident-response.mdInspect
Governance4 min read

Enterprise Code Handover & IP Transfer Protocol

Structured procedure for transferring git repositories, CI/CD pipeline secrets, cloud infrastructure access, and complete intellectual property ownership.

enterprise-handover-ip-transfer.mdInspect
Governance6 min read

Technical Buyer RFP & Architecture Scoping Evaluation Matrix

An objective 20-point technical evaluation matrix designed for CTOs, VPs of Engineering, and procurement leaders vetting technology partners.

technical-buyer-rfp-evaluation.mdInspect
Deep-Dive References

Technical Whitepapers & Playbooks

Whitepaper34 pages • PDF Guide + Reference Code Repository

The Enterprise RAG Architecture Blueprint: Retrieval & Guardrail Reference

A comprehensive technical architectural guide detailing hybrid vector/lexical retrieval pipelines, chunking heuristics, and synthetic CI/CD evaluation test harnesses.

Topics Covered:

Generative AIRAG ArchitectureVector DatabasesLLM Guardrails
Checklist18 pages • Interactive Checklist + Markdown Template

The B2B SaaS SOC 2 Type II Technical Audit Readiness Checklist

An actionable 48-point technical checklist covering cloud infrastructure isolation, automated DevSecOps pipelines, access control policies, and cryptographic audit log retention.

Topics Covered:

CybersecuritySOC 2DevSecOpsCompliance
Framework26 pages • Technical Whitepaper

The Headless Commerce Performance & Conversion Engineering Framework

How to architect sub-second e-commerce storefronts on Next.js with multi-currency checkout, edge caching, and server-side first-party marketing attribution.

Topics Covered:

E-CommerceNext.jsCore Web VitalsConversion Optimization
Guide28 pages • Architecture Guide

Deconstructing the Monolith: The Strangler-Fig Migration Playbook

A step-by-step engineering handbook for deconstructing legacy monolithic enterprise systems using edge API gateways, Kafka CDC streams, and domain-driven microservices.

Topics Covered:

Legacy MigrationMicroservicesEvent SourcingKafka