Adds taste to your computing.
Hi, I'm Navkrishna — I write practical engineering tutorials and hands-on projects, mostly across backend, mobile, and hardware.
What's New
MongoDB Indexes — Types, Compound Indexes, Covered Queries & explain() Analysis
Understand MongoDB index types, the ESR rule for compound indexes, covered queries, and how to use explain() to analyze query performance in Spring Boot applications.
Spring Boot Profiles Done Right — Config, Activation & Secrets
Master Spring Boot profiles — profile-specific configuration files, conditional beans, type-safe @ConfigurationProperties, and secrets management across environments.
Gradle Kotlin DSL Tips — Version Catalogs, Convention Plugins & Build Optimization
Go beyond basics with Gradle Kotlin DSL — advanced version catalog features, convention plugin patterns, custom tasks, and build performance optimization.
Popular Series
CQRS with Spring Boot, Kafka & MongoDB
A 5-part deep dive into building a CQRS architecture — from concepts to production-ready Docker Compose setup.
JSON Parsing in Java
Parse the same complex JSON with org.json, Gson, Moshi, and Jackson — then compare them side by side.
JSON Parsing in Kotlin
The Kotlin edition — org.json, Gson, Moshi, Kotlin Serialization, and Jackson with a full comparison.