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Case studies

Error Resolution

A selection of technical architectural achievements across WordPress, WooCommerce, and emergency fixes.

137+Projects
4K+Hours
5.0*Avg Rating
100%Job Success
$153.33 Error Resolution 2024-07-09

Fix WordPress multisite errors

★★★★★
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$3,025.00 Bug Fix 2024-04-13

WordPress Expert Urgent

★★★★★

""Duy is my new go-to web developer! Duy always exceeds my expectations. His skills are top-notch, no job…"

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$41.67 Error Resolution 2024-02-10

Website Fixes

★★★★★
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$100.00 Error Resolution 2024-01-21

Check Out Page Error check and Payment setting in Woocommerce WordPress Site

★★★★★
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$800.00 Bug Fix 2024-01-16

WordPress Error: “There has been a critical error on this website.”

★★★★★

""Super Fast, just dived in and fixed a WooCommerce bug.""

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$100.00 Error Resolution 2023-11-30

PHP script from codecanyon.net Error fix and customization

★★★★★
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$50.00 Error Resolution 2023-11-28

Quick job – fix UNPROCESSABLE_ENTITY Paypal error on website payments

★★★★★

""Duy was wonderful to work with, he is very skilled in Wordpress and worked very quickly on the…"

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$100.00 Error Resolution 2023-11-11

Fix WooCommerce checkout form error in WordPress

★★★★★

""The work was completed quickly and properly. Thank you.""

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$50.00 Error Resolution 2023-10-20

WordPress Member Site Error Need Help Fixing it

★★★★★
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$60.00 Error Resolution 2023-09-05

Website Critical Error Fix

★★★★★

""Awesome... Thanks a lot.""

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$25.00 Error Resolution 2023-07-14

Error 521 Troubleshooting for WordPress Site

★★★★★

""Duy is an incredibly talented developer who helped me with a problem that I had been struggling with…"

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$40.00 Error Resolution 2023-07-13

Fix php errors with site

★★★★★

""As usual, amazing work, A+++""

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FAQ

Frequently Asked Questions

What types of WordPress projects does Duy Nguyen handle?

Duy Nguyen specializes in WordPress bug fixes, WooCommerce customization, custom plugin development, site migration, performance optimization, and security hardening. With 137+ completed projects and a 100% Job Success rate on Upwork, he handles everything from emergency fixes to complex multi-site builds.

How much does it cost to hire a WordPress developer?

Project costs vary based on complexity. From this portfolio of 137+ projects with $24,260+ in total revenue, typical projects range from quick bug fixes ($50–$200) to complex WooCommerce customizations ($500–$5,000+). Every project includes a detailed scope and fixed-price quote before work begins.

What is the average turnaround time for WordPress projects?

Most bug fixes and small customizations are completed within 24–48 hours. Larger projects like plugin development or site migrations typically take 1–2 weeks. Duy maintains an average response time of less than 2 hours and provides regular progress updates throughout each project.

What services are available in the portfolio?

The portfolio showcases work across multiple service categories including: Backup & Restore (5 projects), Broken Site (6 projects), Bug Fix (30 projects), Error Resolution (46 projects), Issue Diagnosis (69 projects), Problem Solving (36 projects), Site Restore (8 projects), Troubleshooting (9 projects), Urgent Fix (14 projects), Website Fix (113 projects), WordPress Help (38 projects). Each project includes client feedback, ratings, and a detailed case study.

How can I hire Duy Nguyen for my WordPress project?

You can hire Duy Nguyen directly through Upwork for secure escrow payments and milestone-based contracts, or contact directly for custom project quotes. All work comes with a satisfaction guarantee and post-delivery support.

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