---
title: "Njunji Muchai (@KiongoziBaller) | Hashnode"
description: "I am a software Engineer. Read the latest articles by Njunji Muchai on Hashnode."
url: "https://hashnode.com/@KiongoziBaller"
---

@KiongoziBaller

# Njunji Muchai

@KiongoziBaller · Joined May 2023

I am a software Engineer

### [A Comprehensive Guide to QClasses: Generation, Functionality, and Usage with Gradle and Maven](https://njunjimuchai.hashnode.dev/a-comprehensive-guide-to-qclasses-generation-functionality-and-usage-with-gradle-and-maven?utm_source=hashnode&utm_medium=feed)

Learn about QClasses, their generation, usage, and integration with Querydsl, Gradle, and Maven for efficient, type-safe queries in Java development

4 min read · [njunjimuchai.hashnode.dev](https://njunjimuchai.hashnode.dev/a-comprehensive-guide-to-qclasses-generation-functionality-and-usage-with-gradle-and-maven?utm_source=hashnode&utm_medium=feed)

[Nov 4, 2024](https://hashnode.com/posts/a-comprehensive-guide-to-qclasses-generation-functionality-and-usage-with-gradle-and-maven/67289e2da56426fb7ff0d770)

### [Understanding Kafka and RabbitMQ: A Comparative Guide](https://njunjimuchai.hashnode.dev/understanding-kafka-and-rabbitmq-a-comparative-guide?utm_source=hashnode&utm_medium=feed)

In today's world of distributed systems and microservices, message brokers play a crucial role in enabling communication between different services. Two of the most popular message brokers are Apache Kafka and RabbitMQ. Both have their unique strengt...

4 min read · [njunjimuchai.hashnode.dev](https://njunjimuchai.hashnode.dev/understanding-kafka-and-rabbitmq-a-comparative-guide?utm_source=hashnode&utm_medium=feed)

[Oct 23, 2024](https://hashnode.com/posts/understanding-kafka-and-rabbitmq-a-comparative-guide/67194bd27e6265aabb2e0e98)

### [MongoDB vs. PostgreSQL](https://njunjimuchai.hashnode.dev/mongodb-vs-postgresql?utm_source=hashnode&utm_medium=feed)

Introduction: Selecting the appropriate database management system (DBMS) is crucial when building a blog platform. Two popular options, MongoDB and PostgreSQL, offer distinct features and functionalities that cater to different requirements. In this...

3 min read · [njunjimuchai.hashnode.dev](https://njunjimuchai.hashnode.dev/mongodb-vs-postgresql?utm_source=hashnode&utm_medium=feed)

[Jun 9, 2023](https://hashnode.com/posts/mongodb-vs-postgresql/6482bd61fa81476d8c3738ed)

### [Leveraging the Power of Redis with Spring Boot](https://njunjimuchai.hashnode.dev/leveraging-the-power-of-redis-with-spring-boot?utm_source=hashnode&utm_medium=feed)

Introduction

3 min read · [njunjimuchai.hashnode.dev](https://njunjimuchai.hashnode.dev/leveraging-the-power-of-redis-with-spring-boot?utm_source=hashnode&utm_medium=feed)

[Jun 8, 2023](https://hashnode.com/posts/leveraging-the-power-of-redis-with-spring-boot/648220919935d71852a6f992)

### [Exploring Lambda Expressions and Functional Interfaces in Java](https://njunjimuchai.hashnode.dev/exploring-lambda-expressions-and-functional-interfaces-in-java?utm_source=hashnode&utm_medium=feed)

Introduction Lambda expressions and functional interfaces are powerful features introduced that have revolutionized the way we write code. They enable developers to write more concise, expressive, and functional code. In this post, we will look into ...

3 min read · [njunjimuchai.hashnode.dev](https://njunjimuchai.hashnode.dev/exploring-lambda-expressions-and-functional-interfaces-in-java?utm_source=hashnode&utm_medium=feed)

[Jun 1, 2023](https://hashnode.com/posts/exploring-lambda-expressions-and-functional-interfaces-in-java/6478ef91aa8c20223ad465d0)