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Sharing my experiences, learnings, and adventures in tech and beyond.

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DevOps & Cloud Infrastructure (139)AI & LLMs (102)Web Development (81)ERP Systems (72)Backend & APIs (60)Software Development (52)Security (28)Career Reflections (27)Cloud (15)Product & SaaS (12)AI / Machine Learning (5)University (1)Hackathons (1)

Web Dev

June 20259 min read

Dark Mode in Next.js: System-Aware, Flicker-Free, and the Implementation I Ship

How to implement dark mode in Next.js with next-themes, avoid the dreaded flash of unstyled content, and persist user preferences correctly.

DevOps

June 202512 min read

Event-Driven Architecture with Kafka and NestJS: A Production Guide

How to build a robust event-driven system using Apache Kafka and NestJS — from topic design to consumer groups, error handling, and production tuning.

DevOps

June 202511 min read

gRPC vs REST for Internal Microservices APIs: A Practical Comparison

A data-driven comparison of gRPC and REST for internal service-to-service communication — with benchmarks, NestJS examples, and an honest guide to when each is the right choice.

DevOps

June 202512 min read

PostgreSQL Sharding Strategy: When and How to Scale Your Database

A pragmatic guide to PostgreSQL sharding and partitioning — covering table partitioning, Citus distributed tables, and the honest truth about when you actually need to shard.

DevOps

June 202511 min read

Message Queues in Node.js: RabbitMQ vs BullMQ — Which Should You Choose?

A practical comparison of RabbitMQ and BullMQ for Node.js backend systems — covering architecture, use cases, NestJS integration, and when each is the right tool.

DevOps

June 202511 min read

API Gateway Pattern with NestJS: Routing, Auth, and Rate Limiting in Production

How to implement an API gateway in NestJS microservices — covering request routing, authentication aggregation, rate limiting, and the trade-offs of building vs buying.

Showing 439–444 of 595 posts

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