I Spent a Decade Chasing Microservices Before Realizing What Scalability Actually Means
A few years ago, I was staring at a red, blinking monitoring dashboard. The system I was looking at had all the modern shiny technology: Kubernetes, R…
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How We Built a Node.js Scaffolding Engine with Over 1 Million Mathematically Verified Architecture States
The Scaffolding Fatigue Setting up an Enterprise-grade Node.js project from scratch is notoriously time-consuming. Development teams often spend days …
AI Agents Are the New Microservices & A2A Is Their HTTP(s)
Introduction As enterprises race to deploy generative AI Apps/Agents , the hardest question isn't " which foundation model do we use?. " it's "how do …
Stop Overloading Your REST APIs: A Practical Guide to gRPC
Why traditional REST isn’t always enough and how gRPC is changing the way our microservices talk to each other. If you are building microservices, mob…
Understanding Event-Driven Architecture (EDA) With Real-World Examples
Modern software systems don’t behave like traditional request–response applications anymore. As applications grow into distributed, real-time, and glo…
Why Distributed Transactions Fail and How the Outbox Pattern Helps
While covering the Outbox Pattern in my earlier article on CQRS , I realized there was much more depth to it than I initially planned to discuss — and…
How Microservices Talk to Each Other Using WebClient
What is a Microservice? Instead of building one big app that does everything, you split it into small independent services. Each service does one job …
Java Architectures
Java remains one of the most widely used programming languages in enterprise development thanks to its stability, mature ecosystem, and ability to bui…
Why Your API Gateway Might Be Your Biggest Compliance Liability
Why Your API Gateway Might Be Your Biggest Compliance Liability Your microservices architecture handles thousands of customer verification requests pe…
Mastering Context in Go: A Senior Engineer’s Playbook for Lifecycle Management
When you are architecting backend systems, distributed architectures, and microservices, one of the biggest challenges is not just making your code ru…
Multi-Repo Microservice Changes Are a Coordination Problem. I Solved It With AI Agent Teams.
A walkthrough of RepoOrch — an open-source Claude Code plugin that turns a multi-repo workspace into a deliberating team of AI specialists, with peer-…
MyErp Architecture Series - #02 Cellular Architecture: Mapping Biology to Software Systems
Cellular Architecture - MyErp 3 - Web ERP System for Business Management MyErp 3 is a modern web ERP system for business automation. Monitor finances,…
I kept improving my .NET order pipeline after a CTO left feedback. Here is where it ended up.
A few weeks ago I published an article about an event-driven order pipeline I built in .NET. A CTO named Andrew Tan left a comment pointing out that m…
Observability in 2026: Distributed Tracing Replaced Logs, and OpenTelemetry Won
Observability in 2026: Distributed Tracing Replaced Logs, and OpenTelemetry Won The observability landscape in 2026 looks nothing like 2020. Logs are …
1/30 Days System Design Question
our mobile app talks to 3 backend services directly. A 4th one ships next sprint. The mobile team is already drowning. Every new service means a new d…
Microservices Didn't Fail. People Did
The pattern was sound. The history is clear. What broke microservices wasn't the architecture — it was practitioners who applied the deployment unit w…
How I Secured Internal Microservice Calls Without Passing JWTs
When you build a microservices backend, most security tutorials cover one thing well: securing the public gateway. Validate the JWT, extract the user …
We Stopped Using Microservices. Here Is What We Learned.
We Stopped Using Microservices. Here Is What We Learned. Two years ago we split our monolith into 12 microservices. Eighteen months ago we merged five…
Production Ready NestJS Microservice Setup with Candy-Nest-CLI 🍬
If you build microservices with NestJS, you already know how powerful and structured the framework is. However, starting a new project often involves …
After 5 years of Go services, here's the boilerplate I wish existed
TL;DR: I open-sourced rock288/go-mongo-boilerplate — a Go 1.25 service template that ships the boring production stuff (observability, retry, DLQ, SSR…
Monolithic Thinking Is the Biggest Bug in Your Microservice Testing
If you started your QA career testing a monolithic application, you already have a foundation. But that foundation can quietly work against you in a m…
Microservices with Azure: What Actually Works in Production (and What Doesn't)
The Microservices Promise vs. Reality Every architecture diagram looks clean before it meets real traffic. Microservices on Azure promise independent …
Incremental Modernization Architecture: Designing Multi-Tenant Extensibility for Enterprise SaaS
When Success Creates Its Own Challenge Twenty years of continuous investment in an enterprise platform is a remarkable achievement. It means the platf…
10 Microservices Concepts Every Developer Should Know (Before Your System Explodes) 💣
10 Microservices Concepts Every Developer Should Know (Before Your System Explodes) 💣 When you think microservices will solve everything but... Look, …
[EN] Delegated Resource Identifier (DRI): a pattern for persistent references in microservices
Also available in Spanish If you've ever stored a URL in a database and later regretted it, this is for you. It's a familiar scenario: a service needs…
"Why Your Retry Logic Is Silently Charging Customers Twice"
You've seen this bug. Maybe you've shipped it. Client sends a payment request. Network hiccups. Client doesn't get a response, so it retries. Your han…
The "Localhost" Trap: Networking Microservices in Docker Compose
The "It Works On My Machine" Illusion You've built a beautiful, decoupled microservices architecture. Your Node/Express API runs smoothly on port 3000…
Kafka with Go Part 1 — Understanding Async Systems, Distributed Architecture, and Your First Kafka Publisher/Subscriber
Introduction Modern web applications are no longer just simple static websites. Years ago, many websites were mostly: static pages blogs content websi…
Idempotency in Distributed Systems That Actually Works
Idempotency in distributed systems is the property that saves you after the network lies, the queue retries, the client panics, and the operator hits …
A senior engineer spotted a bug in my pipeline. I fixed it the same day. Here is what I learned.
A few weeks ago I published an article about an event-driven order pipeline I built in .NET with Kafka and Azure Service Bus. Someone left a comment t…