Custom WordPress Plugin Development
When off-the-shelf solutions don’t fit, we build plugins for your specific needs.
Why Choose 84EM for Custom Plugin Development?
- Senior-only execution: Architecture, development, and deployment by the same person. No handoffs, no miscommunication.
- WordPress-native approach: Built with WordPress best practices, ensuring compatibility, performance, and maintainability
- Complete ownership: You own the code. No licensing fees, no vendor lock-in.
- Battle-tested expertise: Over 13 years of WordPress plugin development means proven patterns and reliable solutions.
“Any company looking for his services would be very lucky to have him on their team!“
COO & Co-Founder, Panacea Financial
What We Build.
- Custom REST APIs & Integrations (e.g., CRM sync, payment gateways, marketing automation, third-party service connections)
- WooCommerce Extensions (e.g., custom checkout flows, subscription logic, reporting, automation, loyalty programs, third-party integrations)
- Business Process Automation (e.g., automated PDF generation, scheduled data syncing, workflow triggers)
- Data Management Systems (e.g., bulk importers, custom post types and taxonomies, relationship mapping, migrations)
- Admin Dashboards & Portals (e.g., client-facing analytics, role-based workflows, white-label admin interfaces)
- WP-CLI Tools (e.g., migration scripts, bulk operations, deployment automation, automated testing)
- Theme Framework & Customization (e.g., custom Gutenberg blocks, ACF integrations, parent/child theme architecture)
“He’s detailed, builds for extendability, and delivers projects on time.“
Founder, Red Lab Technologies
Our Process.
- Discovery & Planning: Direct conversation with the engineer who will build it—no sales handoff, no intermediaries.
- Architecture & Design: Scalable, WordPress-native architecture tailored to your hosting environment and performance requirements.
- Development & Testing: Built to WordPress coding standards with comprehensive automated and manual testing throughout development.
- Documentation & Handoff: Complete code documentation, deployment instructions, and direct knowledge transfer.
“They’re super easy to work with—always quick to respond, on top of any issues, and really know their stuff.“
President, CQ Concepts Inc.
Sample Projects.
- WordPress Multisite REST API (custom endpoints for multi-network architecture)
- LearnDash Integrations (SAML SSO, custom reporting, API connections)
- WooCommerce Subscriptions Loyalty Program (complex tier calculations for high-traffic site)
- FastTrack Market Data API (real-time data sync with caching layer)
- Stripe Payment Integration (custom payment flows with webhook handling)
- Bulk PDF Importer (batch processing with custom post type mapping)
- File Integrity Checker (scheduled filesystem monitoring and alerts)
“I feel confident that their work has meaningfully contributed to our extreme growth.”
Co-Founder, CPO & CTO, Equilibria Inc
What You Get.
- Production-ready plugin code
- 30-day bug fix warranty
- Complete documentation (admin & developer)
- Deployment instructions
- Optional ongoing support retainer
“If you need a team you can count on for your website, we highly recommend 84EM. They’ve been a game changer for us!“
President, CQ Concepts Inc.
Our Pricing.
- Custom plugin projects: example costs given on our pricing page→
- Long-term partnerships:
- Ongoing development, white-label agency support, and maintenance.
- Monthly retainers from $1,425 or hourly as needed. More details→