
Muhammad Mubashar Hussain
Verified Expert in Engineering
WordPress Developer
Lahore, Punjab, Pakistan
Toptal member since January 5, 2022
With a commitment to coding best practices for more than 10 years, Muhammad enjoys solving business problems with technology, particularly with WordPress and cloud-based products. He is highly skilled in developing WordPress themes, plugins, REST APIs, and integrations. Muhammad has delivered quality projects for Asone.co.uk and is a master of PHP, MVC frameworks, and JavaScript. He is a certified React developer by Toptal who has worked with TypeScript, Next.js, Redux, MUI, and Tailwind CSS.
Portfolio
Experience
- PHP - 13 years
- REST APIs - 12 years
- WooCommerce - 12 years
- Full-stack - 12 years
- API Integration - 12 years
- React - 8 years
- TypeScript - 5 years
- Agentic AI - 2 years
Preferred Environment
MacOS, Git, Visual Studio Code (VS Code), PHP, WordPress, WooCommerce, REST APIs, React, Agentic Coding
The most amazing...
...project I've created is a network marketing system with recursive algorithms, where members can earn different incomes or bonuses per their subscription.
Work Experience
Lead Full-stack Engineer & Solution Architect
Davis and Sawin Florist
- Architected and developed a multi-tenant SaaS platform that centralized floral pricing, order management, catalog administration, and operational workflows for multiple business locations.
- Implemented complex budget-based pricing and recipe-generation workflows, reducing manual calculations and streamlining customer order processing.
- Built scalable REST API integrations and business automation features that synchronized pricing, inventory, and operational data across platform modules.
- Developed a modern React and TypeScript front end that improved usability for sales, operations, and administrative teams managing daily workflows.
- Designed and optimized database structures and application architecture to support large product catalogs, pricing rules, and multi-location operations.
- Delivered end-to-end full-stack features across Laravel and React ecosystems while maintaining code quality, performance, and long-term maintainability.
- Created configurable business workflows that enabled florist teams to manage recipes, product catalogs, pricing adjustments, and order fulfillment from a centralized platform.
- Collaborated with stakeholders to translate complex operational requirements into scalable software solutions that supported business growth and process standardization.
WooCommerce Developer
Self-employed
- Developed new features (e.g., promo-checkpoints rewards system, buy one get one free, cross-sale, and more), which helped increase sales by 30%.
- Integrated Shopify fulfillment via API to automate the fulfillment system, reducing order manipulation time, cost, and labor.
- Customized the NMI payment gateway to enable seamless payment processing through Apple Pay and Google Pay.
- Tracked and fixed bugs using Trello as a reporting tool. Oversaw the build process and managed pull requests via GitHub.
WooCommerce Developer
Course Reader Material, LLC
- Developed a WordPress site and integrated it into a platform capable of selling eBooks, managing royalties, and several user-based functions.
- Integrated the VitalSource platform using its API and developed a back-end dashboard, enabling the admin to manage different user roles and WooCommerce variable products.
- Added WooCommerce variable products from the VitalSource (VS) portal via API and synced the products every day via a cron job.
- Developed the front end by customizing the WooCommerce templates as per the Figma design so that the students could purchase the book or buy capabilities to read books online on the VS portal.
- Oversaw the launch process and completed the MVP before the deadline, resulting in the students buying and managing their books before the start of the semester.
Full-stack PHP Developer
Freelance
- Developed business solutions for clients corresponding to their business challenges and needs.
- Updated and renewed the BRSCC WordPress site landing page and worked on features such as racing events management, race formulae, and race circuits using a custom theme and design implementation for the front end.
- Architected the BRSCC back end, consisting of the ACF PRO, Custom Post Type UI (CPTUI), WooCommerce, and Ninja Forms to manage the custom post types and meta information.
- Created the noticeboard section and stats section, along with the custom search implementation. The updates helped members organize racing events more easily, resulting and up to a 40% increase in traffic.
- Revamped the landing page using Elementor and fixed the security flaws, maintaining PCI compliance for Ampulla, the UK and Europe's largest online packaging supplier, including complete site responsiveness.
- Integrated the Trustpilot rating, improved the CLS PageSpeed insights by 60%, removed the frequent 500 errors by server reconfiguration, moved the cron jobs to the server side, and improved the cache strategy to reduce the server load by up to 35%.
- Fixed the duplicate orders in the MySQL database and removed the spam users. Pushed the code updates to GitHub at the end of each session.
- Reduced the server load and speed optimizations, ranked the pages on Google, and increased the number of orders by around 30%.
- Built a leads management system for different kinds of loan leads coming from several sites and loan calculators with various levels of interest rates and formulas using the PHP Silverstripe framework and its CMS, along with REST API endpoints.
Senior WordPress Developer
Sigma Square
- Developed a referral system for network marketing in CodeIgniter 3, HTML, CSS, and JavaScript. As per their subscribed plan, members can receive daily payments, as well as referral, pairing, and generational bonuses, for up to 8 generations.
- Managed a team of 3 to oversee ListingPro theme customization projects.
- Completed over 60 customizations, mainly with the ListingPro theme alongside Avada and with plugins like WooCommerce. The customization includes specific payment gateway integration or Google API content and mapping modification.
- Added the design changes, browse menu custom taxonomy pages, and the custom fields and taxonomies in the back end of the sacwellness.com ListingPro customization. These UI custom settings increased the SUS score by up to 30%.
- Created and managed WordPress themes and plugins; some of these were listed on ThemeForest.
- Developed a Fusion Builder (FB) addon, Fusion Builder WooCommerce Elements plugin, listed on ThemeForest, to help non-coder users to integrate WooCommerce features with just FB mapped elements instead of code.
- Built multiple WordPress custom themes and plugins from scratch by converting PSDs to properly working WordPress themes.
- Worked on performance enhancement of websites using caching and database optimization to increase the page insight score to over 90.
Software Engineer
eGenieNext
- Developed a web app from scratch, used PyroCMS (built on top of Codeigniter) to automate the weight loss coaching center and customize the eating plans under the supervision of nutrition experts.
- Added new features like scheduling meetings on available time slots of experts (Acuity Scheduling and join.me APIs), the stats dashboard with graphs (jqPlot, JavaScript, and jQuery), and payment plans with subscriptions (Authorize.net and PayPal).
- Helped close the gap between the customers and their fitness consultants through the app; produced more immersed results, increasing the gym customers and revenue by up to 45% within a couple of months.
- Created an eCommerce web store to sell nutrition and gym products from scratch using WordPress, WooCommerce, advanced custom fields, and a custom theme with WooCommerce template customization.
- Planned and created the database architecture of the websites in the RDBMS environment using MySQL.
- Worked on performance enhancement of websites. Used better cache strategy and database optimization.
- Provided technical support and bug fixes on new updates and releases. Used Trello and Asana as reporting tools in an Agile environment.
- Converted many PSDs to appropriately working WordPress themes using HTML, CSS, and JavaScript.
PHP Developer
RE2QA Private Limited
- Built a complete web and mobile app solution, the "Family-Dynamics," for parents to manage their family expenses, child custody schedules, and life events using HMVC module-based CodeIgniter, HTML, CSS, JavaScript, and the blog in WordPress.
- Created an eCommerce application with WordPress that allowed users to subscribe and order printed T-shirts with their custom-selected designs.
- Built web applications using CorePHP, CodeIgniter 3, MySQL, and WordPress for this US-based web-solutions providing company mainly proficient in PHP stack, including the WooCommerce stores.
Experience
British Racing & Sports Car Club's App
https://brscc.co.uk/• Updated and renewed the BRSCC WordPress site landing page.
• Worked on the Racing Events Management, Race Formulae, and Race Circuits using a custom theme and design implementation for the front end.
• Developed the back end using the ACF Pro, CPT-UI, WooCommerce, and Ninja forms to manage the custom post types and meta information.
• Developed the noticeboard section and stats section along with the custom search implementation.
The updates helped the members to organize the racing events with ease and an up to 40% increase in traffic.
Spam Users Eraser Plugin
A site-specific custom plugin to customize and add new features with a cron job to remove the spam users with no orders from the system using WordPress hooks and fix the duplicate sales issue. Additional features were added to improve the site score, like lazy loading for the images and removing frequent 500-error.
Fusion Builder Add-on
https://theme-fusion.com/avada-website-builder/I developed an add-on plugin and a shortcode mapped on the fusion builder for developers who want to design a UI on the live site without disturbing the UI for real-time traffic. This shortcode and its content could only be visible when a developer or admin was logged in.
Network Marketing Referral System
The technology used were H-MVC framework CodeIgnitor, MySQL, HTML, CSS, JavaScript, jQuery, and Bootstrap.
The main features of the project include:
• Subscription plans for users.
• Daily income, as per their subscribed plan.
• Bonus incomes include; upon introducing new members, when the pair is complete, and a bonus for up to eight generations of that user within the network.
• Users can see their network representation within the tree on the dashboard with other statistics and graphs.
• Users can see their details of incomes and request for the withdrawal of payment which gets transferred to the member after the admin's approval.
The app relieved the admin from the exhausting manual work, and the admin managed the members' incomes pretty easily with a few clicks, as well as the subscription plans.
The automation saved the client around 80% of the monthly operational cost.
Toptal React Accelerator
https://youtu.be/ih4JUzlIUT4Education
Master's Degree in Information Technology
Punjab University - Lahore, Punjab, Pakistan
Bachelor's Degree in Information Technology
Punjab University - Lahore, Punjab, Pakistan
Certifications
Toptal React Accelerator Graduate
Toptal, LLC
Skills
Libraries/APIs
WordPress API, jQuery, REST APIs, WordPress REST API, PayPal API, Stripe API, Acuity Scheduling API, Mustache, jqPlot, Chart.js, Authorize.net, Google Maps API, WooCommerce API, Stripe, React, Salesforce API, SOAP APIs, Shopify API, Node.js, Amazon API, Vue
Tools
Trello, MAMP, Git, Gutenberg Editor, Advanced Custom Fields (ACF), Figma, GitHub, WPML, Composer, ACF PRO, Webpack, Cron, WPBakery, Mailchimp, Apache, Claude, Claude Code, Codex, PyroCMS, Terraform
Languages
PHP, HTML, CSS, JavaScript, Core PHP, HTML5, CSS3, TypeScript, Sass, Bash, XML, SCSS, Java
Frameworks
Bootstrap, CodeIgniter 3, SilverStripe, PHP MVC, Next.js, Tailwind CSS, Material UI, Twig, CodeIgniter, Laravel
Paradigms
Agile Software Development, Responsive Web Design (RWD), Responsive Layout, Object-oriented Programming (OOP), REST, Web Architecture, UI Design, UX Design, B2B, Role-based Access Control (RBAC), DevOps, Automation
Platforms
WooCommerce, WordPress, XAMPP, WordPress VIP, Web, Vercel, Docker, Linux, Shopify, Amazon Web Services (AWS), Salesforce, Oracle Cloud Infrastructure (OCI), Algolia, Craft CMS
Storage
MySQL, JSON, RDBMS, Relational Databases, WP Engine, PostgreSQL, Databases, Database Management, Google Cloud
Other
Web Development, WordPress Themes, WordPress Plugins, PSD to WordPress, API Integration, Web Services, Mobile Web Services, Theme Development, Plugin Development, Theme Customization, Ajax, Graphs, Algorithms, WordPress Design, ThemeForest, eCommerce, PayPal, Custom Post Types, Development, MVC Development, Full-stack, Payment APIs, Gravity Forms, Bug Fixes, Front-end, Elementor, Content Management Systems (CMS), Content Management, Responsive UI, Front-end Development, Plugins, Themes, APIs, Subscriptions, WooCommerce Subscriptions 2, Design, Payment Gateways, Security, Cloudflare, HTML to WordPress, Verification, User Authentication, Site Speed Optimization, Integration, Inventory Management, Supply Chain, Custom Themes, Maps, eCommerce Fulfillment, NMI Payment Gateway, Apple Pay, Google Pay, WordPress Customization, CSS3 Animation, WordPress Back-end Customization, Plugin Customization, Figma to WordPress, Yoast SEO, Responsive Web Apps, User Experience (UX), User Interface (UI), Enterprise Resource Planning (ERP), Headless CMS, SEO Tools, Web Hosting, CI/CD Pipelines, Headless WordPress, Caching, Vibe Coding, Scaleable Agentic Coding, Google Antigravity, AI-driven Development, AI Integration, DevContainers, Bricks, Agentic AI, Generative Artificial Intelligence (GenAI), Minimum Viable Product (MVP), Prompt Engineering, Product Management, Code Auditing, Cursor AI, Agentic Coding, Architecture, Full-stack Development, Technical Leadership, Multi-tenant Architecture, SaaS, System Architecture, Deployment, SOLID Principles, JSON REST APIs, Supabase, Workflows, AI Agents, Gemini, Applied Mathematics, Mathematics, Discrete Mathematics, Physics, Infrastructure as Code (IaC), Artificial Intelligence (AI), Backup & Recovery, Network Solutions, Vimeo
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