Systems Design & Architecture

Most platform engineers know this architecture all too well. You're running a Kafka cluster with...

In many backend systems, user data is fetched on almost every request. A common assumption is that...

Debugging microservices by grep-ing logs across services? OpenTelemetry traces show you the full request path in seconds, not hours.

Hey there, Go developers! 👋 If you’re building network applications in Go—like high-performance HTTP...

The Problem We're Solving It's 2 AM on a Saturday. You got your teams call. Your order...

We all "love" microservices, allegedly. But you know what isn't fun? Realizing you need to bump a...

One of the most common questions in senior JavaScript interviews is asking a candidate to write a...

Building Point Game: Production-Grade Serverless Architecture How I designed and built a...

How opinionated microservice frameworks prevent AI-generated chaos in enterprise architectures The...

TL;DR Distributed tracing helps you understand how requests flow through microservices by...

Most days, I live in the world of high availability, pipelines, and speed. But lately, I’ve been...

This article is the final chord in our architecture trilogy. We've already learned to bring order...

Securing Amazon Bedrock with Guardrails - Topic Denial and PII Redaction

Implementing Event-Driven Order Processing with Kafka Using KafkaFlow in .NET In real...

AWS has been steadily increasing the maximum payload size from 256 KB to 1 MB across key serverless...

The Problem I love Vercel and Netlify for side projects. The developer experience is...

When we think about data caching in an API, we automatically think about faster response time, less...

In JavaScript applications, object creation strategy directly affects maintainability, scalability,...

The Application layer is where your use cases live. It orchestrates domain entities and...

Part 2 of 7. Start from the beginning if you're new here. In Part 1, we set up our solution...

In Part 1, we set up our solution structure and created our first entity with real behavior. Now...

The Promise You've seen the diagram. Concentric circles. Domain at the center....

Who This Series Is For You know C#. You've built some projects—maybe in school, maybe at...

This article is a logical continuation of our dive into architecture. If in the first part we brought...

As developers and system architects, we tend to look at the world through the lens of functionality....

From Theory to Practice In my previous article, Clean Architecture vs Vertical Slice:...

Explore how soft delete interacts with unique constraints, the pitfalls of moving validation to application code, and how PostgreSQL partial indexes provide an

Conversational AI (CAI) has moved beyond simple rule-based chatbots, evolving into sophisticated...

I've watched this pattern destroy startups repeatedly. A team builds a crypto portfolio tracker,...

I watched our AWS bill jump from $2,400 to $8,900 in a single week. The culprit? A "serverless"...

Como construir sistemas resilientes usando Redis como camada de resiliência, combinado com Circuit Breaker pattern

I recently started working on a logistics side project that required real-time...

This is Part 1 of a 7-part series. Start from the beginning if you haven't read the...

Serverless is cheap, but "pay-per-use" can become a nightmare if you don't track the usage. Today, I...

(完整影片) 前言 這一篇 Manus (後來被 Meta 收購) 首席科學家 季逸超 的三小時訪談，真的是許多人 AI...

When we talk about application performance, caching often takes center stage. It’s one of the easiest...

The Architecture of Decisions, Part 1 There is a mass grave of technical decisions...

This post breaks down how lightweight neural TTS works on the client side, why in-browser inference is fast, private, and cost-free, and how modern WebAssembly-

Explore the 2026 serverless database landscape. Learn why CockroachDB's architecture wins and how to navigate the transition of legacy systems like FaunaDB.

In Part 1, we explored the Medallion Architecture with clean, well-behaved vendor data. The bronze...

👋 Hello World! If you're reading this, you've likely stumbled upon my corner of the...

Content: Getting an interview for Global Entry (Trusted Traveler) is harder than getting...

Who This Series Is For You know C#. You've built some projects—maybe in school, maybe at...

Kafka is powerful, but inspecting it shouldn't be painful. We’ve all been there: trying to debug a...

Table of Contents Introduction What We've Built Full Stack Architecture The Complete CDK...

Table of Contents Introduction Why DynamoDB for Serverless? Table Design...

After spending the last three years building high-assurance event-driven systems in healthcare and...

Rails didn't get it wrong. It got it right for the world it was born into. In the mid-2000s,...