Idempotency by Design: Building 'Exactly-Once' Effects on 'At-Least-Once' Rails
A practical blueprint for building idempotent systems that prevent duplicate payments, orders, and writes in distributed systems.
Category: Software Architecture
4 posts found
Zero-Downtime Schema Migrations: Expand-Contract with Dual-Write Cutovers
Most outages in mature systems are caused by migrations. You can avoid them with safe steps and the right guardrails. A practical guide to the expand-contract pattern for zero-downtime schema changes.
Temporal Architecture Patterns: Designing for Time Consistency in Distributed Systems
How to design systems that handle event time correctly across replays, retries, and lagging consumers. Practical patterns using Temporal.io, Kafka Streams, and time-aware orchestration.
Contextual Orchestration: Designing Intent-Aware Service Architectures Beyond Meshes
Service meshes solved network-level observability. Contextual orchestration goes further—routing and coordination decisions based on business context, user intent, and semantic metadata rather than just network metrics.