WordPress Theme and Plugin Development

Free Intermediate course · 10 lessons · 3 weeks · Certificate on completion

Build custom block themes and plugins the modern WordPress way. Across 10 lessons you'll move from fundamentals to a portfolio-ready outcome — at your own pace, with quizzes after each lesson and a final exam to certify your mastery.

What you'll learn

• How WordPress works
• Local development setup
• Block themes
• theme.json
• Custom blocks
• Plugin structure

Skills you'll pick up

• How WordPress works
• Local development setup
• Block themes
• theme.json
• Custom blocks
• Plugin structure

Tools covered

• WordPress Development
• Real-world projects
• Quizzes
• Final exam

Course modules

Module 1: How WordPress works

Module 1 of WordPress Theme and Plugin Development. 3 lessons · 3h

Module 2: theme.json

Module 2 of WordPress Theme and Plugin Development. 3 lessons · 3h

Module 3: Hooks: actions and filters

Module 3 of WordPress Theme and Plugin Development. 2 lessons · 2h

Module 4: Security best practices

Module 4 of WordPress Theme and Plugin Development. 2 lessons · 2h

Lessons in this course

• How WordPress works
• Local development setup
• Block themes
• theme.json
• Custom blocks
• Plugin structure
• Hooks: actions and filters
• Custom post types
• Security best practices
• Publishing a plugin

Instructor

Kenji Watanabe — Web Performance Engineer

Kenji Watanabe is a Web Performance Engineer with years of hands-on experience teaching WordPress Development to thousands of learners worldwide.

Certificate

Finish every lesson and pass the final exam to earn a free, verifiable Learnera certificate for WordPress Theme and Plugin Development. It can be downloaded as a PDF and shared on LinkedIn.

Career outcomes

Median global salary $95,000 per year · median India salary ₹13,30,000 per year · 104,079 open roles worldwide

• WordPress Development Specialist
• Senior WordPress Development Lead
• WordPress Development Consultant

Frequently asked questions

Is the WordPress Theme and Plugin Development course free?

Yes. Every Learnera course, including WordPress Theme and Plugin Development, is completely free — lessons, quizzes, the final exam, and the certificate.

How long does WordPress Theme and Plugin Development take?

10 lessons, typically completed in 3 weeks at a comfortable pace.

Do I get a certificate?

Yes — pass the final exam and you receive a free, verifiable certificate you can share on LinkedIn.

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