2h ago · 17 min read · Intro Shopping list apps are usually not considered exciting engineering projects. At first glance, Shoppi is exactly that: a small web app for creating and sharing shopping lists. You can add product
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Apr 6 · 10 min read · There is a file in almost every .NET project that everyone on the team is quietly afraid of. It does not have a scary name. It is usually called something harmless like ProductService.cs or OrderServi
Join discussionMar 13 · 12 min read · TLDR: Microservices get risky when teams distribute writes without defining how business invariants survive network delays, retries, and partial failures. Patterns like transactional outbox, saga, CQRS, and event sourcing exist to make those rules ex...
Join discussionMar 13 · 14 min read · TLDR: CQRS works when read and write workloads diverge, but only with explicit freshness budgets and projection reliability. The hard part is not separating models — it is operating lag, replay, and rollback safely. An e-commerce platform's order se...
Join discussionMar 8 · 13 min read · When a user opens TikTok, the app instantly delivers a personalized feed. Behind that simple swipe lies a distributed system serving millions of requests per second. Consider the numbers. TikTok has o
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Mar 3 · 9 min read · Event-Driven Architecture Tooling: CQRS, Event Sourcing, and Saga Patterns Event-driven architecture (EDA) replaces direct service-to-service calls with events -- immutable facts about things that happened. Instead of OrderService calling InventorySe...
Join discussionFeb 13 · 9 min read · Content Role: pillar How to Implement Event Sourcing with PostgreSQL and TypeScript Modern applications face increasing demands for complete audit trails, temporal queries, and the ability to reconstruct system state at any point in time. Traditiona...
Join discussionFeb 13 · 9 min read · Metadata { "seo_title": "CQRS Architecture Guide: Separate Read/Write Models 2025", "meta_description": "Master CQRS architecture with TypeScript examples. Learn command-query separation, event sourcing integration, and production patterns for sc...
Join discussionFeb 12 · 10 min read · Why Traditional Write Model Approaches Fail at Scale Legacy CQRS implementations from the 2010s relied on synchronous command processing with immediate consistency guarantees. These patterns worked when systems handled hundreds of commands per second...
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