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    Thoughts, tutorials, and insights on software development and technology

    Authentication vs Authorization: Understanding the Difference
    Jul 22, 2026
    4 min read

    Authentication vs Authorization: Understanding the Difference

    Authentication and authorization are often confused, yet they serve different purposes in application security. Authentication verifies a user's identity, while authorization determines what they are allowed to access. Understanding the distinction is essential for building secure APIs and web applications.

    Authentication
    Authorization
    API Security
    API Security Best Practices Every Developer Should Know
    Jul 16, 2026
    6 min read

    API Security Best Practices Every Developer Should Know

    APIs power modern applications by connecting web clients, mobile apps, databases, and third-party services. Because they often expose sensitive data and business logic, securing them is essential. This article explores practical API security best practices—from authentication and authorization to monitoring and secret management—that every backend developer should understand.

    API Security
    Backend Development
    Software Engineering
    Building Production-Ready APIs: Beyond CRUD Operations
    Jul 06, 2026
    7 min read

    Building Production-Ready APIs: Beyond CRUD Operations

    Creating CRUD endpoints is an important first step in backend development, but production-ready APIs require much more. This article explores the principles and practices that transform a basic API into a reliable, secure, and maintainable service.

    Backend Development
    API Design
    FastAPI
    Why Monitoring and Observability Matter in Modern Software Engineering
    Jun 28, 2026
    6 min read

    Why Monitoring and Observability Matter in Modern Software Engineering

    Building an application is only the first step. Once software reaches production, monitoring and observability become essential for ensuring reliability, detecting issues early, and delivering a better user experience.

    DevOps
    Monitoring
    Observability
    Build a Full-Stack App with React and Supabase
    Jun 17, 2026
    5 min read

    Build a Full-Stack App with React and Supabase

    A complete tutorial on building a full-stack React and TypeScript application with Supabase — covering database setup, Row Level Security, authentication, React Query data fetching, real-time subscriptions, and Vercel deployment.

    React
    Supabase
    TypeScript
    How to Integrate M-Pesa STK Push with PHP
    Jun 04, 2026
    4 min read

    How to Integrate M-Pesa STK Push with PHP

    A step-by-step guide to integrating Safaricom M-Pesa STK Push into a PHP application using the Daraja API — covering token generation, STK initiation, callback handling, and a production checklist.

    PHP
    M-Pesa
    Daraja API
    Strengthening My Backend Engineering Skills with FastAPI and Docker
    Feb 25, 2026
    2 min read

    Strengthening My Backend Engineering Skills with FastAPI and Docker

    Exploring how FastAPI and Docker have strengthened my backend development skills, improved architecture design, and introduced production-ready engineering practices.

    Python
    FastAPI
    Docker
    Why Clean Code Is Critical in Software Engineering
    Feb 09, 2026
    1 min read

    Why Clean Code Is Critical in Software Engineering

    Clean code is not about writing perfect code, but about writing code that is easy to read, understand, and maintain. Learn why it matters for long-term project success.

    Clean Code
    Best Practices
    Software Engineering
    How RESTful APIs Work and Why They Matter
    Feb 09, 2026
    1 min read

    How RESTful APIs Work and Why They Matter

    RESTful APIs are a core part of modern software systems. They enable communication between applications in a standardized and scalable way.

    REST API
    Web Development
    Backend
    Common Mistakes Junior Developers Make in Backend Development
    Feb 09, 2026
    1 min read

    Common Mistakes Junior Developers Make in Backend Development

    Backend development comes with many challenges, and junior developers often encounter similar pitfalls when starting out. Learn about the most common mistakes and how to avoid them.

    Backend
    Best Practices
    Junior Developers
    Lessons I Learned Building Real-World Backend Systems
    Feb 09, 2026
    1 min read

    Lessons I Learned Building Real-World Backend Systems

    Building real-world backend systems taught me that writing code is only part of the job. The real challenge lies in designing systems that are reliable, scalable, and easy to maintain.

    Backend
    Systems Design
    API

    Harrison Aloo

    Software Engineer & Full Stack Developer building digital solutions that connect, scale, and inspire.

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