You will get PHP Developer | Wordpress Developer - MySQL Query optimization (Standard)
Top Rated
Project details
You will get a highly optimized and reliable solution that will bring your Wordpress website to the next level. As an experienced Web developer and Wordpress developer, I specialize in MySQL query optimization for Woocommerce and custom Wordpress Plugin solutions. With a strong background as a PHP developer and Woocommerce developer, I analyze slow database queries, fix complex performance issues through WordPress Bug Fix and advanced WordPress Customization, and ensure efficient data handling at scale. I care deeply about improving speed, stability, and scalability using clean architecture and optimized SQL logic. The work I deliver is 100% original, performance-focused, and production-ready.
Database Type
MySQL, MS SQL, MS Access, SQLite, PostgreSQL, MongoDBWhat's included $200
These options are included with the project scope.
$200
- Delivery Time 1 day
- Number of Revisions 2
- Schema Diagram
- Import/Export Data
97 reviews
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JL
Jennifer L.
Apr 27, 2026
WordPress plugin customization
Excellent skills and communications. Highly recommend!
AI
Arshak I.
Apr 14, 2026
WordPress Developer / PHP Developer / WooCommerce Developer – Data Migration Specialist
The job was completed ahead of time with top quality! Will hire again.
AI
Arshak I.
Mar 23, 2026
WordPress Developer / PHP Developer / WooCommerce Developer – Data Migration Specialist
Excellent work, completed in time. Prompt communication. Recommended!
RM
Robert M.
Mar 2, 2026
Website speed optimization
MH
Martin H.
Jan 27, 2026
php amends to the reefer site
Great and fast work as always, thanks Alexey
About Alexey
WordPress Developer / WooCommerce Developer / PHP developer / API
100%
Job Success
Kharkiv, Ukraine - 11:47 am local time
I work with companies whose WordPress or WooCommerce projects are losing money due to bugs, slow performance, broken payments, or unreliable integrations.
My goal is simple: make your website stable, fast, and profitable so it supports your business instead of blocking it.
If your wordpress website is slow, unstable, or your woocomerce store has checkout errors, broken payments, API issues, or plugin conflicts — I can help.
I work as a WordPress Developer, WooCommerce Developer, and PHP developer, focusing on solving complex technical problems that directly affect business revenue.
As a WordPress Developer, WooCommerce Developer, and PHP developer, I work at the intersection of business logic and technical architecture. I help companies turn unstable WordPress and WooCommerce systems into reliable revenue-generating platforms by fixing deep technical issues, refactoring legacy code, and building scalable backend solutions. My experience as a WordPress Developer, WooCommerce Developer, and PHP developer allows me to quickly identify root causes, not just symptoms, and deliver long-term solutions that support growth instead of limiting it.
Clients usually contact me when:
✔ Their WooCommerce checkout or payments stop working
✔ External APIs fail during registration or order processing
✔ Plugins conflict and cause random bugs
✔ Performance issues hurt conversions
✔ Existing wordpress website code is hard to maintain
As a professional web developer and full stack developer, I don’t just “patch bugs” — I build stable, scalable solutions.
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Top Rated • 100% JSS • 113 Projects • 20+ Years Experience
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🔧 WORDPRESS & WOOCOMERCE DEVELOPMENT
As an experienced WordPress Developer and WooCommerce Developer, I work with both small and large wordpress websites.
✔ Custom WordPress plugins
✔ Advanced WooCommerce customization
✔ Checkout, cart, and registration flow logic
✔ Payment gateways (PayPal, Stripe, Braintree)
✔ WooCommerce REST API integrations
✔ Debugging complex woocomerce issues
✔ Performance optimization
I understand the internal architecture of woocomerce, hooks, filters, and how to safely extend functionality without breaking updates.
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🧩 BACKEND & API INTEGRATIONS
As a senior PHP developer and full stack developer, I integrate third-party systems into WordPress, WooCommerce, and custom platforms.
✔ External API integrations
✔ Secure backend logic
✔ Webhooks and background jobs
✔ Data validation and synchronization
✔ Custom REST endpoints
I also work as a python developer when automation, scripts, or backend services require Python-based solutions.
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🛒 SHOPIFY DEVELOPMENT (when WordPress is not enough)
When clients need Shopify, I also work as a shopify developer, helping migrate logic from WooCommerce or connect Shopify stores with external systems and APIs.
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💼 PROFESSIONAL EXPERIENCE
Before freelance work, I developed software for:
medical systems
aerospace and engineering projects
This background allows me to approach every wordpress website and woocomerce store with strong engineering discipline, clean architecture, and attention to detail.
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🛠️ TECH STACK
Roles:
WordPress Developer, WooCommerce Developer, PHP Developer, Web Developer, Full stack developer, Python developer, Shopify developer
Languages:
PHP, JavaScript, jQuery, SQL, Python (python developer experience), HTML/CSS, C#, Delphi, XML, JSON
Platforms & CMS:
WordPress, WooCommerce, Shopify, Joomla, OpenCart
Databases:
MySQL, PostgreSQL, MS SQL, Oracle, Firebird, MS Access
Tools & Services:
Git, Elasticsearch, OpenAI API, AWS, Postman, SVN, SEO
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🤝 WHY WORK WITH ME
✔ Deep WordPress and WooCommerce expertise
✔ Strong backend and API experience
✔ Business-oriented problem solving
✔ Clear communication
✔ Long-term, maintainable solutions
If you are looking for a reliable wordpress developer or WooCommerce Developer who can truly understand and fix complex issues — feel free to contact me.
Steps for completing your project
After purchasing the project, send requirements so Alexey can start the project.
Delivery time starts when Alexey receives requirements from you.
Alexey works on your project following the steps below.
Revisions may occur after the delivery date.
Understanding the problem
Reading the client's problem description
Bug fixes and optimization
Fixing errors in scripts, writing new, optimized scripts