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Leon Pennings

25 years modeling domains in enterprise & startups. Helping teams build systems that evolve, not explode. DM me if you want clarity before chaos. Model first. Code second.

Location Zuid-Holland, The Netherlands Joined Joined on  Email address leon.pennings@gmail.com

Education

Eindhoven University of Technology

Work

Software Engineer

The Duplication Paradox: How to Master Maintenance and Expedite Knowledge Transfer
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The Duplication Paradox: How to Master Maintenance and Expedite Knowledge Transfer

#softwareengineering #softwaremaintenance #richdomainmodels #ddd
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5 min read

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The Hidden Economics of Development Approaches - Framework driven vs Domain driven
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The Hidden Economics of Development Approaches - Framework driven vs Domain driven

#softwareengineering #softwaredevelopment #java #continuousobsolescence
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6 min read
Still Reaching for Spring? Then You Might Still Think Happy Meals Are Fine Dining.
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Still Reaching for Spring? Then You Might Still Think Happy Meals Are Fine Dining.

#softwareengineering #architecture #spring #happymeal
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4 min read
The TDD Trap: How Test-First Becomes Bad Design Forever in Most Teams
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The TDD Trap: How Test-First Becomes Bad Design Forever in Most Teams

#softwareengineering #tdd #ddd #testing
4
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5 min read
Rich Domain Model Monoliths vs. “Modern” Architectures — Are You Rich Enough to Go Modern?
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Rich Domain Model Monoliths vs. “Modern” Architectures — Are You Rich Enough to Go Modern?

#softwareengineering #ddd #microservices #eventdriven
Comments
15 min read
Software Engineering Forgot About KISS
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Software Engineering Forgot About KISS

#software #architecture #engineering
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5 min read
Adaptability as the Core of Software Design
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Adaptability as the Core of Software Design

#softwareengineering #richdomainmodel #ddd #softwaredevelopment
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4 min read
The Real Cost of Modern Software Development — and Why We Keep Paying It
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The Real Cost of Modern Software Development — and Why We Keep Paying It

#softwareengineering #tdd #microservices #richdomainmodels
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5 min read
Improve Your Application Quality and Stability: Here’s How We Lost Focus — and How to Get It Back
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Improve Your Application Quality and Stability: Here’s How We Lost Focus — and How to Get It Back

#softwareengineering #richdomainmodels #softwaredesign #softwarequality
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4 min read
Tell Me Why My Design Will Fail
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Tell Me Why My Design Will Fail

#softwareengineering #richdomainmodels #softwaredesign #oop
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5 min read
Why Software Development Is Not Assembly-Line Work
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Why Software Development Is Not Assembly-Line Work

#softwareengineering #architecture #domainmodeling #oop
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5 min read
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