Solomon Abu

@sollo

Architecting scalable systems, one line at a time.

Lagos, NigeriaJoined December 2025

About

Nothing here yet.

Available for

Contract and perhaps full-time roles specializing in Backend Architecture and Fullstack development (Node.js / Java/ Others). Open to inquiries. Email: solomonabu90@gmail.com

Solomon Abu's blogs

Solo Scriptssollo.hashnode.dev5 posts

Articles Comments

Recently published

SASolomon Abusollo.hashnode.devMay 25 · 15 min read

From Decorator Clutter to Clean Code

If you have built an API with NestJS, we can all agree to love (or like😅) its modularity, dependency injection, and out of the box support for powerful utilities like Swagger and Guards. But as your

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SASolomon Abusollo.hashnode.devJan 26 · 13 min read

🔐API Gateway to Utilize OpenWeather APIs

A Step-by-Step Tutorial for Keeping Your API Keys Safe 📺 Original Tutorial: This guide complements Austin Davies Tech's weather dashboard tutorial series. The API gateway enables learners to deploy their frontend work safely while keeping API keys ...

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SASolomon Abusollo.hashnode.devJan 12 · 6 min read

Demonstrating Semaphores Application in Nestjs - Transaction Processing System

In high-throughput transaction processing systems, specific challenges inevitably arise: Resource Exhaustion and Race Conditions. When your API receives requests faster than your backend can process them, simply pushing everything into an array or ex...

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SASolomon Abusollo.hashnode.devJan 8 · 5 min read

Demonstrating Semaphores Application in Spring Boot - Java

A practical guide to solving the Bounded-Buffer and Readers-Writers problems in Java. Introduction In modern backend development, we often rely on "magic" annotations like @Transactional or synchronized blocks without looking under the hood. But when...

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SASolomon Abusollo.hashnode.devJan 5 · 9 min read

Thread Synchronization: Dekker's and Peterson's Algorithms and Semaphore Applications

Modern software rarely runs one thing at a time. Web servers handle many requests at once, background jobs run alongside user actions, and multiple threads often need to read or update the same data. When this shared access isn’t carefully controlled...

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Solomon Abu

About

Available for

Solomon Abu's blogs

Recently published

From Decorator Clutter to Clean Code

🔐API Gateway to Utilize OpenWeather APIs

Demonstrating Semaphores Application in Nestjs - Transaction Processing System

Demonstrating Semaphores Application in Spring Boot - Java

Thread Synchronization: Dekker's and Peterson's Algorithms and Semaphore Applications

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Solomon Abu

About

Available for

Solomon Abu's blogs

Recently published

From Decorator Clutter to Clean Code

🔐API Gateway to Utilize OpenWeather APIs

Demonstrating Semaphores Application in Nestjs - Transaction Processing System

Demonstrating Semaphores Application in Spring Boot - Java

Thread Synchronization: Dekker's and Peterson's Algorithms and Semaphore Applications