Using ACID Properties as a Simplicity Litmus Test
Leon Pennings
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79 posts published so far
The Singleton Reality: Why “It Works” Is Not Evidence of Good Engineering
Leon Pennings
The Integration Tax: Why Distributed Systems Hide the Truth Until It’s Too Late
Leon Pennings
The Silent Profit Killer: Why High Cognitive Load is Harming Your Software Development
Leon Pennings
CVE-2026-0603 – Hibernate security issue: Should you be worried?
Leon Pennings
Modern Software Architectures Made Simple - When To Use What
Leon Pennings
From Values to Meaning: Getting More from Java Enums with Rich Domain Modeling
Leon Pennings
Clean Architecture and Clean Code: What Does That Really Mean?
Leon Pennings
Architecture in IT: It’s a Verb, Not a Job Title
Leon Pennings
Why Blind Dependency Updates Are Costing Java Teams More Than They Save
Leon Pennings
When Architecture Inverts Complexity - How CQRS and Event-Driven Architectures Undermine Scalable Domain Models
Leon Pennings
Engineering From First Principles: Why Software Architecture Must Start With the Domain
Leon Pennings
Why Rich Domain Models Are Key to Sustainable Enterprise Architecture
Leon Pennings
IT Should Stop Cork-Sniffing Tools and Get Back to Engineering Basics
Leon Pennings
Scheduling Is a Domain Problem, Not a Framework Problem
Leon Pennings
Why We Measure Everything in Software Except the One Thing That Matters Most
Leon Pennings
How to Build Long-Living Software Systems
Leon Pennings
Java Records: A Liability in Disguise, Not the Asset They Promise
Leon Pennings
Smarter Software Architecture Builds Smarter Teams
Leon Pennings
Dependency Injection: The Anti-Pattern That Killed Object-Oriented Design and Won.
Leon Pennings
Merge Requests Are a Cargo Cult
Leon Pennings
Why IT Is an Expensive Mess — And Why Nobody Inside IT Notices
Leon Pennings
Why Lombok Isn’t Saving You Code — It’s Costing You a Design
Leon Pennings
Still Reaching for Spring?
Leon Pennings
The TDD Trap: How “Test-First” Becomes “Bad Design Forever” in Most Teams
Leon Pennings