AWS Lambda and NestJS: Communication between services
Originally published on Medium on November 11, 2023. In this guide, we’ll speak about communication in a distributed system using AWS Lambda and NestJ…
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Scaling a SaaS Beyond One Server
In Deploying a Full Stack SaaS , I got the app running in production on a single instance: Docker images, a CI/CD pipeline, one NestJS container and o…
Monitoring a SaaS in Production
In the last article , I set up a pipeline that builds, tests, and deploys the monorepo automatically. That solves getting code out safely and repeatab…
The Quiet Risk in How Most Banks Store Customer Documents, and How NestJS Handles It Properly
A compliance officer at a bank was preparing for an upcoming audit when she asked a question nobody on the engineering team had a clean answer to. Eve…
How NestJS Handles Secure Transactions in Banking Applications
Banking software cannot afford to be casual about anything. Every transaction needs to be verified, logged, protected from tampering, and traceable if…
How I Built a Production Ready Microservice Notification System with NestJS, Redis, Bull Queues, and Docker
I built a real time notification microservice with NestJS, Redis, PostgreSQL, and Docker. When you are building a system that needs to deliver notific…
We Keep Our Architecture Rules in the Repo. The AI and the New Hire Read the Same File.
A few weeks ago I watched an agent build a feature beautifully. Clean code. Tests passed. Did exactly what I asked. Three sessions later, I opened the…
NestJS: The Backend Framework That Makes Node.js Feel Grown-Up 🚀
If you have ever tried to build a large Node.js backend and thought, "Why does this feel like I'm making it up as I go?" — you are not alone. Express …
Integrating Webpay Plus into a modern stack
If you've ever worked on an e-commerce project in Chile, sooner or later you bump into Transbank. There's no avoiding it. I built a reference template…
A NestJS reference app that proves the nest-native stack under realistic backend pressure
TL;DR : nest-native/reference-app is a v0.1 reference application that demonstrates the nest-native stack end-to-end — nest-drizzle-native and nest-tr…
NestJS vs Express: Which One Should You Choose in 2025?
NestJS vs Express: Which One Should You Choose in 2025? Node.js gives you two wildly different starting points when building a backend: the minimal, u…
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 …
Feature Based Clean Architecture. Part 4: FBCA: Formalizing Responsibility Boundaries in a NestJS Module
An architectural doctrine for NestJS projects: a breakdown of typical codebase degradation scenarios and the structural constraints that keep them fro…
Feature Based Clean Architecture. Part 3: The Architectural Risk of Cycles in NestJS: ROI of Decisions on a Five-Year Horizon
An architectural doctrine for NestJS projects: a breakdown of typical codebase degradation scenarios and the structural constraints that keep them fro…
docker-compose for Next.js + NestJS local dev
Most docker-compose tutorials for Next.js stop at "here's a service block, here's how to mount your code." Then you start it on macOS, type a characte…
How I extended NestJS's architecture for projects that outgrow the basics
NestJS ships with a great starting point. The module/controller/service pattern is clean, approachable, and gets you productive fast. For most project…