Evolutionary Architecture with Fitness Functions
Turn architectural intent into automated fitness functions with explicit scope, thresholds, ownership, exceptions, and a path for gradual change.
2026-07-09 · 14 min read
Turn architectural intent into automated fitness functions with explicit scope, thresholds, ownership, exceptions, and a path for gradual change.
2026-07-09 · 14 min read
Modernize a legacy system one business capability at a time with explicit routing, data ownership, rollback, and retirement criteria.
2026-06-26 · 13 min read
Design multi-tenant SaaS isolation explicitly across identity, data, compute, operations, customization, and compliance boundaries.
2026-06-14 · 13 min read
Limit failure impact by placing bounded customer populations and their request-path resources into repeatable, independently operated cells.
2026-06-02 · 13 min read
Choose serverless by matching workload shape, event semantics, state, platform limits, cost curves, and operating responsibilities to explicit requirements.
2026-05-21 · 14 min read
Build plugin systems around narrow versioned contracts, explicit capabilities, isolated execution, deterministic lifecycles, and reusable conformance tests.
2026-05-09 · 14 min read
Keep architecture decisions useful by recording their forces, consequences, lifecycle, ownership, and explicit review triggers beside the code they govern.
2026-04-27 · 12 min read
Choose orchestration, choreography, or a hybrid by deciding who owns the workflow outcome, policy, visibility, evolution, and recovery.
2026-04-15 · 11 min read
Separate coordination from request execution with versioned desired state, reconciliation, bounded stale operation, and distinct security boundaries.
2026-04-03 · 12 min read
Separate reads from writes, preserve intent as events, and learn when the added operational burden is justified.
2026-02-17 · 11 min read
Bounded contexts turn one overloaded business model into explicit languages, ownership boundaries, and dependable integration contracts.
2025-11-28 · 12 min read
A practical guide to events, delivery guarantees, idempotency, schema evolution, observability, and knowing when not to use them.
2025-09-08 · 11 min read