MSA Distributed Transactions: SAGA Pattern vs. Event Sourcing (ES) Selection Guide
We examine why ACID transactions break in MSA environments and compare how the SAGA pattern and Event Sourcing (ES) actually work. We also contrast orchestration vs. choreography and give practical criteria for choosing the right architectu
From COBOL to GPT: A Three-Stage Architecture Pattern Guide for Connecting Legacy Systems and LLMs
Struggling to put complex legacy systems such as mainframes and COBOL to work in the AI era? This guide presents a three-stage architecture blueprint—from data extraction through intelligent orchestration to final intelligence—so you can ov
Reducing RAG Latency and Cost: Bottleneck Analysis and Caching Strategies
An in-depth guide to taking RAG systems to production. Going beyond a basic implementation, it compares query caching, chunk caching, and hybrid patterns, and presents architecture patterns that dramatically optimize real-service latency an
Embedding Enterprise AI into Legacy Systems: A Guide to Stable AI System Integration Architecture Patterns (1/N)
Beyond simple PoCs, this post presents a blueprint for stably integrating AI into an enterprise’s core business processes. It offers an in-depth analysis of enterprise-grade architecture patterns, from message-queue-based asynchronous event
Deep Dive into Distributed System Architecture: A Guide to Choosing Between API Gateway and Message Queue Patterns
A comparative analysis of core patterns for resolving communication bottlenecks in microservice environments. Understand the trade-offs of API Gateway, Kafka, RabbitMQ, and related patterns, and apply decision logic that maps architecture c