Senior WordPress Developer & WooCommerce Expert

Senior WordPress Developer & WooCommerce Expert

With 7+ years of engineering experience and 100+ international projects delivered, I build high-performance custom WordPress themes with ACF, scalable WooCommerce stores, and rapid emergency error recoveries.

Start a Project View Case Studies
Cameron Myers Shemeca Cooper Mo Siddique Michael Rearden
4.9 (120+ reviews)
Google • Fiverr • Upwork verified
100+
Completed Projects
120+ Reviews
Google, Fiverr & Upwork
Core Web Vitals
Speed Optimization Expert
7+ Years
WordPress & Woo Expert

< Who I Am />

With a passion for clean code and user-centric design, I deliver tailored web solutions that drive business growth. My expertise lies in bridging the gap between powerful back-end functionality (WordPress/WooCommerce) and sleek, interactive front-end experiences. Whether you need a fully customized e-commerce platform, a corporate website, or deep performance optimization, I build scalable solutions designed to succeed in today's competitive digital landscape.

Core Technologies

WordPress WooCommerce Plugin Development PHP JavaScript & AJAX HTML5 & CSS3 ACF WPML API Integration Subscriptions & Memberships SEO & Performance

Experience Journey

My professional timeline as a developer, combining extensive freelance success with dedicated agency roles.

Full-Stack Developer

Digidal Creative Contract

Present
2023-Present

Developing high-performance WordPress websites and WooCommerce solutions for businesses, focusing on scalability, SEO, and conversion-driven design. Delivering custom-built solutions tailored to client requirements with a strong emphasis on performance and user experience.

WordPress Development WooCommerce Elementor PHP JavaScript SEO Performance Optimization Responsive Design Custom Plugin Development

WordPress Developer

McGrinsy Part Time

Jan 2024 – Dec 2024

Developed and maintained WordPress websites using Elementor and custom themes. Customized layouts based on client requirements, optimized website performance, and handled troubleshooting. Worked on multilingual websites using WPML and ensured smooth functionality across all devices.

WordPress Elementor WPML HTML CSS Performance Optimization Website Maintenance

WordPress Developer

Productive Bit Full Time

Jan 2023 – Nov 2023

Developed responsive and interactive front-end designs for client websites. Collaborated with designers and backend developers to deliver seamless user experiences. Focused on performance, responsiveness, and clean UI implementation.

WordPress HTML5 CSS3 JavaScript Responsive Design UI/UX

Freelance WordPress Developer

Self-Employed ( Fiverr.com and Upwork.com) Freelance

2019 – 2024

Working as a freelance WordPress developer, delivering 100+ projects for global clients via Fiverr and Upwork. Specialized in custom WordPress development, WooCommerce solutions, API integrations, and high-performance optimization (93–99 PageSpeed). Built scalable platforms including SaaS-style systems, business websites, and API-driven applications.

WordPress WooCommerce Elementor PHP JavaScript API Integration SEO Speed Optimization VPS Management

Featured Work

A selection of my recent development projects, showcasing my expertise in building scalable, high-performance web applications.

View All Projects
Technical Architecture Case Study

Resolving Runaway Database Session Bloat & 100% CPU Lockups

Engineering analysis on diagnosing unindexed queries, clearing 1.4 million orphaned WooCommerce transients, and implementing Redis object caching to stabilize server performance.

Read Full Case Study
Performance
WooCommerce Store for a Software License Key Reseller - Takelicence

WooCommerce Store for a Software License Key Reseller

TakeLicense is a UK-based Microsoft-certified software license key reseller offering genuine Windows, Office, SQL Server, Visual Studio, and antivirus products at competitive prices. The project involved building a complete WooCommerce store on the WoodMart theme with Elementor Pro, covering product catalog architecture, multi-category navigation, Trustpilot integration, and a secure instant-delivery checkout experience.

  • CRM Integration
  • Elementor
  • Elementor Pro
Live Preview
Custom Development
Custom WordPress PDF SaaS Platform with PHP API Backend - Amorpdf Website Portfolio Cover

Custom WordPress PDF SaaS Platform with PHP API Backend

AmorPDF is a free online PDF utility platform offering 30+ tools for conversion, compression, editing, and document organization. The build involved custom WordPress plugin and theme development, a PHP-based PDF processing backend, API integration bridging WordPress to the processing server, a tiered user dashboard, VPS Linux server configuration, and Sucuri firewall implementation.

  • Custom WordPress Plugin
  • Custom WordPress Theme
  • JavaScript
Live Preview
WooCommerce
WooCommerce Redesign with WoodMart, CRM, and AI Chatbot - Microespana Website Cover

WooCommerce Redesign with WoodMart, CRM, and AI Chatbot

This project was a full WooCommerce redesign built on the WoodMart theme and Elementor, covering custom functions, CRM and SMTP integration, payment gateway setup, checkout bug fixes, speed optimization, AI chatbot integration, a credit-earning loyalty system, ACF-based file download functionality, Sucuri firewall hardening, and VPS server configuration for a software license ecommerce store.

  • ACF (Advanced Custom Fields)
  • AI Chatbot
  • CRM Integration
Live Preview

// CORE SPECIALIZATIONS

Specialized Services & Silos

Engineered WordPress & WooCommerce solutions built for speed, conversion rate optimization, and enterprise stability.

Explore All Services
Service Silo

Hire a Senior Freelance WooCommerce Developer for Custom Builds & Performance

Hire a senior freelance WooCommerce developer with 7+ years of experience and 100+ projects. Specializing in custom plugins, API integrations, and fast, scalable stores.

  • WooCommerce Store Setup
  • Custom eCommerce Design
  • Product Catalog Configuration
Explore Deliverables & Scope
Service Silo

WordPress Speed Optimization & Core Web Vitals Expert

Struggling with slow WordPress or failed Core Web Vitals? Senior speed optimization expert Saiful Asif optimizes LCP, CLS, INP, and TTFB without breaking site design.

  • 95+ Mobile & Desktop Google PageSpeed Score Guarantee
  • Complete Core Web Vitals Pass (LCP, INP, CLS)
  • Elimination of Render-Blocking CSS and JavaScript
Explore Deliverables & Scope
Service Silo

Emergency WordPress Support & Critical Error Fixes

Immediate technical help for critical WordPress errors, 500/503/504 server timeouts, white screen crashes, database connection failures, and broken WooCommerce stores.

  • Immediate Technical Response & Active Triage
  • Comprehensive Error Log & Server Stack Diagnosis
  • Full Pre-Fix Filesystem & Database Snapshot Backup
Explore Deliverables & Scope
Service Silo

Custom WordPress Developer & ACF Pro Theme Specialist

Senior custom WordPress developer specializing in bespoke ACF Pro themes, lightweight architecture, custom plugins, REST API integrations, and Figma conversions.

  • 100% Bespoke Theme Architecture (Zero Page Builder Bloat)
  • Intuitive ACF Pro Flexible Content & Field Mapping
  • Figma / Adobe XD to Pixel-Perfect Responsive Conversion
Explore Deliverables & Scope
Service Silo

WordPress Website Development

Custom WordPress websites engineered for performance, SEO, and scalability.

  • Custom WordPress Website Development
  • Responsive Web Design
  • Custom Theme Development
Explore Deliverables & Scope

// THE SENIOR DEVELOPER ADVANTAGE

Why Work Directly With Me

Skip agency markups, junior delegate handoffs, and communication delays. You collaborate directly with a senior engineer dedicated to clean architecture, conversion speed, and long-term maintainability.

Clean, Zero-Bloat Code

Custom themes and ACF flexible layouts built without messy 50-plugin dependency stacks. Lightweight, maintainable, and built strictly to WordPress standards.

95+ PageSpeed Guaranteed

Core Web Vitals engineered from line one: sub-2.5s LCP, zero layout shifts (CLS), and lean asset delivery that maximizes your organic SEO and conversion rate.

Direct Technical Access

No middlemen or account manager telephone game. You get transparent daily commits, rapid asynchronous feedback, and direct problem solving.

Security & 30-Day Warranty

Hardened WP configurations, sanitized SQL inputs, and a complimentary 30-day post-launch bug-fix warranty so your business never gets stranded.

// 100% VERIFIED CLIENT REVIEWS

What Founders & Agencies Say

Real, unedited reviews gathered directly from my Google Business, Fiverr, and Upwork profiles. No fake testimonials.

Google 5.0 (7) fi Fiverr 4.9 (94) up Upwork 4.8 (15)
Cameron Myers - Verified Client Review 🇦🇺

Cameron Myers

Founder & Director

Happy Hair Clay

5.0
WooCommerce & ACF Theme
“I cannot recommend Saiful highly enough. He did an absolutely outstanding job building and refining the Happy Hair Clay website, and I am incredibly grateful for the amount of care, skill, patience, and attention to detail he brought to the project.”
Google Business Verify
Shemeca Cooper - Verified Client Review 🇺🇸

Shemeca Cooper

Creative Entrepreneur

Cooper Creative (Repeat Client)

5.0
Custom WordPress Development
“Saiful did an amazing job on our website. He understood the task at hand and was able to recommend other improvements that I had not considered. Always a pleasure to work with him!”
fi Fiverr Verified Verify
Mo Siddique - Verified Client Review 🇬🇧

Mo Siddique

Business Owner

Digital Brand Founder

5.0
WordPress UI & Architecture
“I had a great experience working with Saiful. He was professional, responsive, and understood exactly what I needed. The work was completed with great attention to detail, and everything turned out better than expected. Highly recommended!”
Google Business Verify
Michael Rearden - Verified Client Review 🇺🇸

Michael Rearden

Founder & Executive Coach

Reven Concepts

5.0
Theme Rebuild & Troubleshooting
“If you need your website done then you are in the right place. I have worked with many other companies, and none were perfect, but Saiful is dedicated, reliable, and gets the job done right. Prompt, meticulous, and solved our website migration and styling issues quickly.”
up Upwork & Google Verify
Red Spiral Studio - Verified Client Review 🇺🇸

Red Spiral Studio

Creative Agency Lead

Red Spiral Design

5.0
Code Expertise & Quality
“Working with Saiful Asif in Website Development was an EXCEPTIONAL experience. His CODE EXPERTISE and attention to detail shine through, delivering top-notch quality with true professionalism. Quick responsiveness and polite collaboration throughout.”
fi Fiverr Verified Verify
Pierre Telep - Verified Client Review 🇫🇷

Pierre Telep

International Consultant

Global Consulting Practice

5.0
Full-Stack Web Development
“Best value for money, great after-sale service, great communication and world class products. Saiful delivers clean code and solid ongoing support for custom WordPress builds.”
Google Business Verify

Verified Track Record Across 120+ Projects

Consistent 4.9 – 5.0 star average rating on Google Business, Fiverr Level 1, and Upwork.

Work With Me

Latest Insights

Thoughts and guides on WordPress, React, and modern web development.

View All Posts
Elementor Speed Optimization Guide: How to Reach 95+ PageSpeed Without Breaking Layouts
September 26, 2026

How to Achieve 95+ PageSpeed on Elementor Without Breaking Layouts

Read Article
WooCommerce slow checkout troubleshooting and performance optimization
September 25, 2026

WooCommerce Slow Checkout Troubleshooting: Causes, Fixes & Performance Guide

Read Article

// QUESTIONS & ANSWERS

Frequently Asked Questions

Have questions before starting? Here are clear, upfront answers about turnaround times, performance guarantees, and project collaboration.

Available for Q1/Q2 Projects

Available for Freelance & Contract Worldwide.

I collaborate with international businesses and digital agencies. Hire me directly for custom milestones or through major verified escrow platforms.

Upwork Top Rated Fiverr Level 2 Seller Fast < 2hr Response
Upwork

Upwork

Top Rated

Fiverr

Fiverr

Level 2

// INITIATE PROJECT

Let's build something exceptional.

Whether you need a custom WordPress theme, high-converting WooCommerce architecture, or emergency speed optimization, I'm ready to help. Drop me a note and I will get back to you within 2 hours.

Timezone & Availability

UTC+6 (Bangladesh Standard Time)

Working seamlessly with US (EST/PST), UK (GMT), and EU clients