Software Engineering for WordPress

BUILDING CODE THAT SCALES BEYOND THE PROJECT

Build WP projects that last longer than the contract.

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NOVEMBER 2025

• I’m Anindo, I build systems that hopefully don’t explode

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• I’ve built systems that scale, and some that definitely didn’t

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• I teach devs how to avoid code that looks like pasta

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• If today’s talk saves even one project, I’ll sleep better tonight

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NOVEMBER 2025

About Me

Me(?)

Why this talk?

WordPress powers real businesses now

Not just “finish the project” → future-proof it

Code needs to survive client changes

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Modern WordPress demands engineering habits

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What makes a good engineer?

The 4 Principles

Separation of concerns

Modular design

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1

2

Testing mindset

3

Automation & CI/CD

4

Separation of Concerns

#1

Don’t mix everything together

❌ Don’ts

Never put everything in a single file

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✅ Do’s

Instead, divide your code into multiple files

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Modular Design

#2

Lego bricks 🧱

❌ Don’ts

Testing Mindset

#3

Testing isn't scary

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Simple Testing

Test functions manually

Try small PHPUnit tests later

Use WP debug mode

Use assert() in PHP

Automation

#4

Small habits = big difference

NOVEMBER 2025

Automation

Test functions manually

CI on GitHub Actions

Auto-deploy GitHub pushes

Automatic backups before deploying

Next Steps

NOVEMBER 2025

NOVEMBER 2025

Thank you!

Questions?