Technical Writing
Practical articles on Node.js, NestJS, MongoDB, and backend engineering. Real patterns from real production systems.
A practical case study on scaling a NestJS application from a small startup to 70,000+ active users - the bottlenecks I hit, the solutions I implemented, and lessons learned along the way.
Learn how to build production-ready microservices with NestJS and RabbitMQ. Covers message patterns, error handling, dead letter queues, and deployment strategies with real code examples.
A deep dive into MongoDB indexing strategies that dramatically improve API performance in Node.js applications - with explain() analysis, compound index patterns, and real benchmark results.