Custom development

WordPress integration and plugin development for agencies that need stable custom logic and maintainable code.

When off-the-shelf plugins are not enough, I build custom WordPress integration and plugin solutions for APIs, data synchronization and workflow automation. The technical base stays versionable and easy to support.

Last updated: 2026-03-03

Outcomes

  • Custom WordPress functionality built around the real project scope instead of forcing generic plugin compromises.
  • Integrations with CRM, ERP, PIM, webhooks and external systems, so your WordPress site keeps talking to the tools the team already relies on.
  • Code that is easier to maintain over time than fragile stacks of third-party plugin glue.
  • A consistent integration pattern that scales cleanly when an agency runs the same API logic across several WordPress websites.
Plugin & Integrations

Where this service fits best

Most WordPress sites eventually hit a wall a standard plugin cannot solve on its own: a CRM that needs two-way sync, a booking system with custom logic, or an internal tool that has to talk to WordPress through an API.

That is where custom WordPress integration work comes in. Instead of stacking three or four plugins that each half-solve the problem, I build a focused piece of code that does exactly what the project needs, nothing more.

The result is a WordPress website that stays easier to update, debug and hand off, because the integration logic lives in one place instead of being spread across mismatched settings screens.

Related WordPress case studies

A few projects where this service shaped the technical outcome.

Custom theme + Elementor

Casa Carla. Multilingual WordPress Hospitality Website

Casa Carla case study: WordPress build with Elementor, apartment content management, ACF fields and multilingual WPML IT/EN/DE setup.

Open case study

Related WordPress resources

Practical guides for evaluating this part of a WordPress project before delivery starts.

Workflow

How I absorb a WordPress technical backlog for an agency.

How I absorb an agency's WordPress technical backlog through triage, weekly cadence and clearer reporting.

Read: Workflow

Workflow

Perfect design handoff: a practical guide for teams preparing files for development.

How to prepare Figma or XD files for development. A checklist for designers that leads to more accurate implementation and fewer revisions.

Read: Workflow

WordPress tools

ACF for WordPress agencies: structuring content clients can actually manage.

How to use Advanced Custom Fields in a WordPress agency project: field types, Repeater, Flexible Content, ACF Blocks and structuring for long-term maintainability.

Read: WordPress tools

Frequently asked questions about Plugin & Integrations

What kind of plugins or integrations do you build?

I work on APIs, data sync, custom logic, forms, technical workflows and the points where a standard plugin setup no longer fits the project.

When is a custom plugin better than adding another addon?

When the project starts accumulating workarounds, unnecessary dependencies or logic that is hard to maintain. In those cases a targeted extension is usually healthier.

Can you fix integrations that are already in place?

Yes. I often step into existing integrations that need consolidation, cleanup or stronger reliability before release or further changes.