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Misconceptions About the CAP Theorem — Even Among Experienced Engineers

November 11, 2025

adminusr

0 likes12 views6 min

Misconceptions About the CAP Theorem — Even Among Experienced Engineers The CAP theorem remains one of the most discussed yet misunderstood principles in distributed systems. Over the years, I’ve encountered several recurring misconceptions — even among experienced engineers — that distort how we think about data consistency and system design. In this post, I’ll break...

Traditional banks Vs Fintech on performance

Why Traditional Bank Apps in Nigeria Load Slowly — and Why Fintech Apps Feel Instant

November 9, 2025November 11, 2025

adminusr cqrs, DDD, event-driven architecture, microservices

0 likes42 views6 min

Why Traditional Bank Apps in Nigeria Load Slowly — and Why Fintech Apps Feel Instant Why are Nigeria bank app slow? Have you ever noticed that when you log in to some traditional Commercial bank’s mobile app in Nigeria, the screen loads for several seconds before showing your accounts info, balances, and recent transactions? Yet...

Many-to-Many Relationship using Entity Framework or Java JPA.

October 26, 2025

adminusr .NET 8, Association, Clean Architecture, CodeTrip, Composition, DDD, Domain-Driven Design, Entity Framework, GoProcure, Java, JPA, Procurement System, Software Engineering, Tech and Coding with Ola, Vendor Item Relationship

0 likes4 views4 min

Design Decision: Final Vendor ↔ Item (Many-to-Many)Relationship in GoProcure (Association + Composition) Introduction As we continue building the GoProcure enterprise procurement system, one of the most crucial design decisions we had to revisit was the relationship between Vendor and Item. At first glance, it might seem simple — “a Vendor supplies many Items.” But in...

Understanding Association, Aggregation, and Composition in Domain Modelling

October 26, 2025

adminusr .NET 8, Aggregation, Association, Class Diagram, Clean Architecture, CodeTrip, Composition, DDD, Domain-Driven Design, Entity Framework, GoProcure, Java, JPA, Software Engineering, Tech and Coding with Ola

0 likes9 views5 min

Understanding Association, Aggregation, and Composition in Domain Modelling When modeling your domain, not all relationships between classes are equal. In Object-Oriented Design (OOD) and Domain-Driven Design (DDD), three core relationship types define how objects relate to each other: Association, Aggregation, and Composition. These relationships go beyond mere “connections” — they express ownership, lifecycle, and dependency...

Understanding the Difference Between Entities and Value Objects

October 25, 2025

adminusr

0 likes7 views4 min

Understanding the Difference Between Entities and Value Objects in Domain Modelling When designing software using Domain-Driven Design (DDD), one of the first decisions you’ll make is whether a concept in your model should be an Entity or a Value Object.This distinction is crucial — it shapes how you design, persist, and reason about your data....

Understanding Agile: The Tale of Two Engineers and the Power of Iteration

October 24, 2025

adminusr Agile, CodeTrip, GoProcure, Kanban, Project Management, Scrum, SDLC, Software Engineering

0 likes1 views5 min

Introduction In software development, few words are as powerful — and misunderstood — as Agile.Many people hear it and think “faster delivery” or “daily stand-ups” — but Agile is much more. It’s a mindset, not a methodology. It’s about progress through iteration, not perfection at once. To make it easier to understand, let’s step away...

Functional and Non-Functional Requirements

October 20, 2025

adminusr .NET 8, Agile, Clean Architecture, CodeTrip, Functional vs Non-Functional Requirements, GoProcure, SDLC, Software Engineering

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🧠 Functional vs Non-Functional Requirements — Understanding the Heart and Health of a Software System (GoProcure Case Study – #CodeTrip Series) Before we dive into coding, architecture, or deployment, it’s important to understand what we’re really building — not just the features of a system, but also the qualities that make it efficient, reliable, and...

business requirement document for GoProcure Enterprise Procurement System

Sample Business Requirement Document

October 20, 2025October 20, 2025

adminusr BRD, Business Requirement Diagram, GoTrip, Requirement analysis

0 likes15 views4 min

🧾 GoProcure – Business Requirement Document (BRD) (Phase 1: Requirement Gathering & Analysis – #CodeTrip Series) 🏗️ 1. Introduction GoProcure is an enterprise-grade procurement management system designed to automate and streamline the entire procurement lifecycle — from requisition to payment — ensuring transparency, accountability, and efficiency across departments. This document captures the business, functional, and...

Top Career Paths in Tech

February 19, 2024February 20, 2024

adminusr Careers, TechCareers, TechTrends

0 likes19 views5 min

The tech industry is a vast and ever-evolving space, with numerous possibilities and career paths that can be explored based on your talents, interests, and aspirations. The journey to finding the perfect career path can often be as complex as the algorithms that power our digital world. Today, at Tech and coding with Ola, we...

Non Technical Career Paths in Tech

February 19, 2024February 19, 2024

adminusr non-technicalTechCareers

0 likes15 views5 min

I have been asked this question several times “What if I am not interested in coding, can I still work in the tech industry?”. The simple is Yes. There is indeed, a vast array of non-technical career paths within the tech space. It may seem like our field is dominated by coders, programmers, and engineers,...

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