WordPress Engineering · API Integrations · Performance

Sajjad Ehsanfar

Full-Stack WordPress Developer, WordPress Engineer & Technical SEO Specialist

I design and develop custom WordPress and WooCommerce solutions for financial and e-commerce businesses - from plugin architecture and API integrations to process automation, security, reliability, and Core Web Vitals optimization.

Portrait of Sajjad Ehsanfar

Expertise

Custom WordPress & WooCommerce

Custom WordPress and WooCommerce architecture, plugins, themes, checkout flows, and business-specific functionality built for maintainability, security, and long-term scalability.

  • Custom Plugin Development
  • Custom Theme Development
  • WooCommerce Customization
  • Custom Checkout and Cart
  • Custom Post Types
  • Hooks and Filters
  • Data Management and Metadata

API & System Integrations

Connecting WordPress and store systems to payment, shipping, accounting, SMS, CRM, VoIP, and credit services with error control and accurate transaction recording.

  • REST API
  • Payment Gateway Integration
  • Shipping API
  • CRM Integration
  • SMS, Notification
  • Accounting Integration
  • Webhook و Callback
  • Authentication و Security

Full-Stack Development

Complete implementation of web capabilities from backend logic and data structure design to user interface, frontend interactions, and secure communication between services.

  • PHP
  • JavaScript
  • MySQL
  • HTML
  • CSS
  • WordPress REST API
  • Server-Side Rendering
  • Responsive UI

Technical SEO

Review and modify the technical architecture of the site for Crawlability, Indexability, Structured Data, URL Architecture, Canonical, Hreflang, and improving the search engine experience.

  • Technical SEO Audit
  • Semantic HTML
  • Canonical , Hreflang
  • Schema Markup
  • Indexability
  • Crawl Budget
  • Sitemap
  • Ahrefs
  • Screaming Frog

Performance Engineering

Analyze and optimize site speed, TTFB, Frontend resources, images, queries, and WordPress processes with a focus on Core Web Vitals and real user experience.

  • Core Web Vitals
  • TTFB
  • LCP
  • CLS
  • INP
  • Query Optimization
  • Caching
  • Asset Optimization
  • Image Performance

Business Process Automation

Transforming manual and fragmented sales, support, marketing, and operations processes into automated, monitorable flows connected to enterprise systems.

  • Marketing Automation
  • CRM Workflows
  • Order Automation
  • Notification Systems
  • Data Synchronization
  • Scheduled Jobs
  • Operational Tools

Let’s build something serious.

For WordPress and WooCommerce engineering, API integrations, business automation, or technical performance work, reach out through any of the channels below.