Senior WordPress Developer (Fullstack)

Application ends: September 4, 2026

Job Description

REQUIREMENTS

  • Expert-level knowledge of PHP 8.x and the WordPress core (Hooks, Filters, REST API, and WP-CLI).
  • Deep experience with React.js, specifically for building custom Gutenberg blocks and dynamic editor interfaces.
  • Proven ability to build custom themes (FSE/Block-based) and sophisticated plugins from scratch without the bloat of page builders.
  • Expert-level understanding of REST API and WPGraphQL for decoupled/headless setups and third-party integrations.
  • Solid experience with MySQL optimization, object caching (Redis/Memcached), and achieving perfect Core Web Vitals.
  • Proficiency with Webpack/Vite, Composer, and Git-based deployment workflows.
  • A commitment to WordPress Coding Standards and building accessible (WCAG compliant) user experiences.
  • Located in CET timezone (+/- 3 hours), we are unable to consider applications from candidates in other time zones.

Nice-to-have skills:

  • Experience with the Roots stack (Sage, Bedrock, Trellis).
  • Familiarity with Next.js or Gatsby for headless frontend implementations.
  • Advanced knowledge of WooCommerce at the enterprise level.
  • Experience with unit testing frameworks (PHPUnit) and E2E testing (Playwright).

RESPONSIBILITIES

  • Lead the development of custom, end-to-end WordPress solutions, from backend logic to interactive frontend components.
  • Build advanced, user-friendly block patterns and custom blocks that empower content editors.
  • Support the transition from legacy “monolithic” WordPress setups to modern block-based or headless architectures.
  • Optimize server-side and client-side performance to ensure lightning-fast load times for high-traffic sites.
  • Conduct thorough code reviews, promoting a culture of technical excellence.

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