Articles

Essays on resilient systems, integration, architecture, observability, and the operating choices behind dependable technology.

All articles

All Guanchen articles, sorted by date.

Systems that ListenUpdated Aug 21, 2026 - A view of future systems through data spaces and autonomous operations: intent meets boundaries, action meets feedback, and learning changes what happens next.

Managed FreedomUpdated Aug 15, 2026 - How to choose a European cloud foundation that manages infrastructure without taking over the architecture.

Workflows that RememberUpdated Aug 14, 2026 - Choosing a sovereign workflow engine for the rare processes that truly need durable memory, visible recovery, and code-first control.

Gateway SystemsUpdated Aug 13, 2026 - How to think about gateways as traffic boundaries, not only API management products, and where Kubernetes Gateway API changes the model.

The API Front DoorUpdated Aug 13, 2026 - Choosing an API portal that keeps discovery useful, definitions protected, and gateway choices separate.

Lightweight QueueingUpdated Aug 13, 2026 - How to choose queueing that keeps work durable, visible, and close to the system before reaching for a broker or managed messaging platform.

Eventing with CloudEventsUpdated Aug 13, 2026 - Why CloudEvents gives event-driven systems a shared shape across brokers, services, clouds, integrations, and teams.

Service DiscoveryUpdated Aug 7, 2026 - Why portals still matter, and why open discovery formats like APIs.json may define their next phase.

Observability by SignalUpdated Aug 7, 2026 - How logging evolved from text files into OpenTelemetry, and why portable signals are the future of understanding systems.

Federated API SecurityUpdated Aug 7, 2026 - Why secure APIs need identity, trust, and authorization that can move across organizational boundaries.

Queueing MattersUpdated Aug 7, 2026 - How queues shaped technology, why they matter for decoupling, and where queueing is headed next.

The Shape of TrafficUpdated Aug 7, 2026 - Why the way traffic flows into systems says so much about control, resilience, and the future of technology.

Decoupled by DesignUpdated Aug 7, 2026 - What the Bank API reference project suggests about independence, trust, and the future of technology design.

Open Source SovereigntyUpdated Aug 7, 2026 - Why organizations need control over their software, data, and operating model in an unstable world.

OpenAPI-first MCPUpdated Aug 7, 2026 - A contract-first argument for generating MCP servers from OpenAPI instead of rebuilding integration logic by hand.