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PHP & Plugin Development

Custom Website Functionality Built to Fit Your Business

Sometimes a website needs more than themes and page builders. I build custom PHP solutions, WordPress plugins, and API integrations — scalable, reliable, and tailored to your exact requirements.

Get a Free Quote → See My Work
Clean Code Scalable Solutions API Integrations Custom Plugins
plugin.php
api.php
hooks.php
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/** * Plugin Name: Custom Business Plugin * Author: Sabir Riaz */ class SabirCustomPlugin { public function __construct() { add_action('init', [$this, 'register_features']); add_filter('woocommerce_checkout', [$this, 'custom_checkout']); } public function connect_api($endpoint) { $response = wp_remote_get($endpoint); if (is_wp_error($response)) return false; return json_decode(wp_remote_retrieve_body($response)); } } new SabirCustomPlugin();
Terminal
$ wp plugin activate custom-business-plugin
Plugin activated successfully.
$ wp eval 'echo SabirCustomPlugin::version();'
✓ v1.0.0 — All systems operational
50+
Plugins Built
100%
Custom Code
5★
Client Rating
PHP & Plugin Development Services I Offer
Custom Solutions for
Every Requirement
🔌
// primary service Custom WordPress Plugin Development
Built from scratch, specifically for your business requirements — clean, documented, and maintainable code that does exactly what you need.
01Plugin Customization
Extend and modify existing plugins to meet your specific needs.
02PHP Feature Development
Custom backend logic and functionality built in PHP.
03API Integrations
Connect your website with external tools and third-party services.
04WooCommerce Custom Dev
Advanced ecommerce features and checkout customizations.
05Admin Dashboard Tools
Custom admin panels and management interfaces.
06Database Development
Custom tables, queries, and data management solutions.
07Bug Fixing & Troubleshooting
Diagnose and resolve conflicts, errors, and broken functionality.
08Performance Optimization
Code and query improvements for faster, leaner execution.
Why Custom Plugin Development?
Pre-Built Plugins
Have Limits

Pre-built plugins solve common problems — but they often create new ones.

✕Include unnecessary features that bloat your site
✕Affect performance and increase load times
✕Create conflicts with other plugins or themes
✕Limit flexibility and require constant workarounds
✕Break after updates, leaving your site unstable
Custom solutions are built for your needs — nothing more, nothing less.
// Pre-built plugin approach
load_plugin( 'mega-plugin-with-200-features' );
// → You use 3 of those features
 
// Custom approach ✓
register_feature( 'exactly_what_you_need' );
// → Fast, lean, conflict-free
Built specifically around your business logic
No unnecessary code or features
Maintained and updated on your schedule
Fully compatible with your existing setup
Clean, documented code you own completely
Custom Features I Can Build
Functionality Tailored
to Your Business
👥
Membership Systems

Custom user roles, permissions, gated content, and account functionality built around your membership model.

📅
Booking & Appointment Systems

Tailored scheduling workflows, availability management, and booking confirmation logic specific to your service.

💳
Payment & Subscription Features

Custom payment logic, recurring billing, and subscription management beyond what standard plugins offer.

🛒
WooCommerce Custom Features

Advanced ecommerce functionality, custom checkout flows, product configurators, and order management tools.

🔌
API Integrations

Connecting your website with CRMs, payment systems, email platforms, and any third-party service via REST API.

🖥️
Custom Admin Panels

Simplified management interfaces that give you full control over your data without needing a developer.

Recent Development Work
Real Projects,
Real Solutions

Examples of custom PHP and plugin development work delivered for clients.

PHP Plugin
// Custom Booking System
class BookingManager {
  register_post_type('booking');
  add_shortcode('booking_form', ...);
  send_confirmation_email($booking_id);
}
Custom Booking Functionality
✓
Built from-scratch booking system with availability calendar
✓
Email confirmations and admin notifications automated
✓
Full custom admin panel for managing appointments
PHPWordPressMySQL
API Integration
// CRM API Connector
function sync_to_crm($user_data) {
  $api = new CRMClient(get_option('crm_key'));
  return $api->create_contact($user_data);
}
add_action('user_register', 'sync_to_crm');
Third-Party API Integration
✓
Connected WordPress site with CRM and email platform
✓
Real-time user sync on registration and form submission
✓
Webhook handling for two-way data flow
REST APIPHPWebhooks
WooCommerce
// Custom Checkout Flow
add_filter('woocommerce_checkout_fields',
  function($fields) {
    $fields['billing']['custom_field']
      = $custom_config;
    return $fields;
  });
WooCommerce Custom Checkout
✓
Built multi-step checkout with custom validation logic
✓
Resolved complex plugin conflicts causing fatal errors
✓
Custom order admin dashboard for store management
WooCommercePHPMySQL
Common Plugin Issues I Fix
Problems I Diagnose
and Resolve
⚡Plugin conflicts
💥Fatal errors
🔧Broken functionality
🔄Update compatibility issues
🐌Performance issues
🗄️Database problems
📝Custom code errors
My Development Process
Clean Code,
Clear Process
01
Requirements
Understanding your business needs and goals
02
Planning
Architecture and development strategy
03
Development
Clean, scalable, maintainable code
04
Testing
Compatibility and functionality checks
05
Deployment
Launch and stability verification
Technologies I Work With
The Stack Behind
Your Solution
PHP
WordPress
WooCommerce
MySQL
REST APIs
HTML
CSS
JavaScript
Why Work With Me?
Clean & scalable code Performance-focused solutions Custom functionality for your needs Ongoing support available Reliable communication
Frequently Asked Questions
Questions & Answers
Can you create a custom WordPress plugin?
+
Yes. Plugins can be developed from scratch based on your exact requirements — fully documented, clean code that you own completely.
Can you customize existing plugins?
+
Yes. Existing plugins can be modified and extended. This is often faster and more cost-effective than building from scratch when the base functionality already exists.
Can you integrate external APIs?
+
Yes. I can connect websites with CRMs, payment processors, email marketing platforms, booking systems, and any service that offers a REST API.
Can you fix plugin conflicts?
+
Yes. Troubleshooting and conflict resolution are available. I diagnose the root cause — whether it's a hook conflict, database issue, or incompatible code — and fix it properly.
Can you improve plugin performance?
+
Yes. Code audits, query optimization, caching strategies, and general performance improvements are available for existing plugins and custom solutions.
// ready to build

Need Custom Functionality
Built the Right Way?

Whether you need a custom plugin, PHP development, API integration, or advanced website functionality — I'll build a solution designed around your exact requirements.

Get a Free Quote →
Let's Build Something Great

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