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What Does a WordPress Developer Actually Do?

A plain-English explanation of what a WordPress developer does: building websites, themes and plugins, WooCommerce, speed, security, SEO setup, maintenance, fixes and migrations, and when to hire one.

What Does a WordPress Developer Actually Do?
On this page
  1. Building websites
  2. Themes and plugins
  3. Online stores
  4. Speed and performance
  5. Security
  6. SEO foundations
  7. Maintenance and fixes
  8. Migrations and redesigns
  9. When do you need one?
Key takeaways
  • WordPress developers build sites, set up features and choose themes and plugins wisely.
  • They handle stores, speed, security, technical SEO, maintenance and migrations.
  • Hire one when the site drives business, is broken or needs features you can't add.

WordPress powers a large share of the world's websites, and it's designed so non-technical people can manage content. So what does a WordPress developer do that you can't? Quite a lot, as it turns out, especially when your website matters to your business.

Building websites

  • Planning structure, pages and features with you
  • Setting up hosting, domain, SSL and WordPress
  • Building pages from designs using themes, page builders or custom code
  • Making everything responsive on phones, tablets and desktops
  • Setting up forms, WhatsApp, maps, booking and payments

Themes and plugins

  • Choosing a lightweight, well-supported theme, or building a custom one
  • Selecting reliable plugins and avoiding bloat
  • Writing custom functionality when no plugin fits

More detail: custom plugin development and custom theme development.

Online stores

Setting up WooCommerce: products, variations, payments, shipping, taxes, invoices and emails. See WooCommerce development.

Speed and performance

Optimising images, caching, scripts and hosting so pages load fast and pass Core Web Vitals; see speed optimisation.

Security

Hardening logins, firewalls, updates, backups and cleaning up hacked sites; see malware removal.

SEO foundations

Technical SEO like clean URLs, titles, schema, sitemaps, redirects and site structure, so your content has the best chance to rank.

Maintenance and fixes

  • Safe updates of WordPress, themes and plugins
  • Fixing errors, broken layouts and forms
  • Monitoring uptime and backups

Migrations and redesigns

Moving sites between hosts or from other platforms, and redesigning without losing rankings; see WordPress migration.

When do you need one?

  • Building a new website that should bring enquiries or sales
  • Your site is slow, broken or hacked
  • You need a feature you can't set up yourself
  • You don't have time to maintain it safely

See hire a developer vs DIY and web designer vs developer.

Need help with your website?

I'm Sameer, a freelance WordPress developer building fast, SEO-friendly websites since 2020. Tell me what you need and I'll reply with a plan and a fixed quote within 24 hours.

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