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Case studies

Problem Solving

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

137+Projects
4K+Hours
5.0*Avg Rating
100%Job Success
$50.00 Problem Solving 2019-05-05

Need Help Fixing Responsive Layout on Mobile – Viewport Problem

★★★★★

""Duy was exactly this type of freelancer I required. I had a problem and he was able to…"

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$30.00 Error Resolution 2018-06-07

Fixing WordPress site that isn’t referencing .css and .js files correctly

★★★★★

""Great to work with. Identified the problem and quickly resolved it.""

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$40.00 Problem Solving 2018-04-22

Need to fix some minor problems after migrating WordPress site

★★★★★

""Fantastic as always, no hesitation in recommending Duy whatsoever. Duy is my first stop for anything WordPress or…"

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$50.00 Issue Diagnosis 2018-03-16

Fix Sorting & Pagination of custom post type

★★★★★

""Great problem solving as always.""

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$150.00 Bug Fix 2017-12-06

Diagnose & Fix Custom WordPress Theme Not Filtering WooCommerce Products

★★★★★

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

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$20.00 Issue Diagnosis 2017-09-29

URGENT – Fix Avada WP Theme Migration Issues

★★★★★

""awesome work, urgent project delivered on time and perfectly""

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$5.00 Error Resolution 2017-04-07

Fix little problem with Worpress – HTTP error when uploading files into media

★★★★★

""Great experience, will hire again!""

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$5.00 Bug Fix 2017-04-06

Fix contact form bug on WordPress

★★★★★

""Great communicator and knows how to solve problems.""

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$15.00 Issue Diagnosis 2017-03-14

WordPress – Problem with visual composer row & remove titles from page

★★★★★

""Fixed it quickly (1 hour) and explained issue. Thanks man""

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$50.00 Issue Diagnosis 2017-02-27

WordPress Galelry issue

★★★★★

""Great Working with Duy. He is very knowledgeable and does a great fast job. Thanks for helping.""

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$10.00 Problem Solving 2017-01-13

WordPress – Fix Problem with Home Page

★★★★★

""Did a great job. Recommended.""

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$20.00 Issue Diagnosis 2016-12-16

Troubleshooting problem with lazy loading in COOKED WP recipe plugin

★★★★★

""Duy fixed the plugin problem as requested""

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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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