#docker

Articles tagged with #docker

Building a Flash Sale Engine That Cannot Oversell: Distributed Locking and Optimistic Concurrency in NestJS
How I used Redis distributed locking, atomic stock decrements, and TypeORM optimistic locking to guarantee zero overselling under thousands of simultaneous purchase requests, and the race condition I had to fix to get there.
Jun 22, 20265 min read2
I Built a CLI Tool That Scaffolds a Production Ready NestJS Project in Seconds
I built a CLI tool that scaffolds a fully production ready NestJS project instantly with one command. When you are starting a new NestJS project, the setup is always the same. Database configuration,
Jun 16, 20262 min read17
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 notifications instantly, a simple REST API is not enough.
Jun 14, 20262 min read6