Completed projects speak for me!

Hire me


Things that I'm good at.

Bug fixing
10 latest projects successfully completed by me for my clients from United States:
  1. Magento Speed Issue - Hostgator Shared hosting 4 seconds for first load.
    Fast turn around. Did exactly what we wanted, cut our Magento website load time in half. Will work with more on future stores.
  2. Need Authorize.net api upgrade on deprecated symfony/php based website
    Sergey helped troubleshoot an issue for us, he was very responsive. Thanks
  3. Simple Wordpress photo & text edits
    Amazing job- so fast!
  4. Fix issues with wordpress and woo-commerce
    He did such a great job and worked so quickly to finish the project. I am very pleased with the results!!
  5. WordPress Portfolio Update
    Very skilled in executing exactly what we requested and in a timely manner.
  6. Change Archive/Search Results URL Slug for WP Job Manager
    This is my second time working with Sergey. I trust him to do good work on schedule. Thanks
  7. Paypal Needs to Be Fixed On My Website
    WONDERFUL! He was able to finally fix all issues with the site!
  8. Modify Wordpress Plugin: WooCommerce Subscriptions
    Sergey worked well with me, he was quick to send me a message back and identify the problem. Will work with this guy again!
  9. Woocommerce / Braintree store orders are being duplicated. Urgent help required.
    Fast and located problem quickly. We had an urgent need and he delivered.
  10. Full Stack PHP Developer with Sr DBA experience
    Great Freelancer, helped us with our Database issues.

About Me

Here are some things that you should know about me.

Sergey I.Grachyov

Magento Certified Developer
My name is Sergey [Magento Certified Developer, MCDBA, MCAD(dot)NET].
I am a freelance programmer from Saint Petersburg, Russia. Time zone: GMT +3.
I am an individual, I am NOT A COMPANY in any meaning. I work alone and never distribute my work to other freelancers. I've been working as a freelancer since 2002 and I have 1000+ successfully completed projects for my clients around the world. These projects, include reviews from my past clients, are public available on the major freelance marketplaces. I am especially good when I need to fix complex bugs/errors/issues.
I can work via upWork.com or via Freelancer.com for $33/hour, 30-40 hours per week, include weekend.
My profile at Freelancer.com as it was on January 25, 2017

My profile at Freelancer.com (screenshot)

My profile at upWork.com as it was on January 26, 2017

My profile at upWork.com (screenshot)

Reviews from my past clients

Full list available in the public profile

10 latest Magento projects successfully completed by me via Freelancer(dot)com:
  1. Fixing 2 technical Issues with Magento 2 Shop (Shipping calculation and Quickview)
    "Returning Client. After working first time with Sergey, I decided to not waste my time with trial and error freelancers and straight went to him. Work was again, done the same day with great communication and documentation about what exactly was done. First Freelancer I met here in years who provides you with Screenshots and old/new files of the ones he altered. This is the definition of professional!"
  2. Fix Magento 2.2 Shared Cart Issue
    "We had more than 4 professional Magento 2 Developers set to this specific Task of ours and all failed after making promises and causing big delays. Not only did Sergey had the best budget Bid for this task, he also finished the work in less than 12 hours. I will definitely hire him again for all our magento 2 related projects!"
  3. Magento2 Payment Gateway integration conflict with theme
    "It is always great to work with a brilliant Freelancer who knows exactly what they are doing. Sergey is that. He brilliantly fixed a very complicated payment gateway problem within our ecommerce software. He done it in less than half the time he estimated. He is very easy to work with and very professional. I would definitely work with him again."
  4. Magento SagePay Error
    "Very responsive and resolved issue."
  5. Magento 2.1.6 authorize.net bugs
    "excellent communication and work! would definitely recommend and work with Sergey again."
  6. Magento Update - Fixing error in custom-made module
    "Very professional freelancer. Excelent job :)"
  7. Fix several JS / css related issues on Magento 2.2 Ultimo theme
    "All good, fast and good communication."
  8. Bug fix. Coupon code not working in onestepcheckout of Magento store
    "Clear communication and knows what he is talking about. Would certainly hire Sergey again if needed."
  9. Fix Magento 2 Problem
    "Sergey G did a great job in identifying the issue and delivering in a timely manner with great professionalism."
  10. Fix Magento Bug / Add to Cart + Add to Quote Issue
    "Great work! Good communication. This guy is good at debugging errors and explaining what was wrong. Would likely hire again!"
10 latest Woocommerce projects successfully completed by me via Freelancer(dot)com:
  1. WooCommerce Product Overview and Related Products does not work - Theme too old
    "perfect, gladly again."
  2. Edit a booking woocommerce plugin
    "Perfect, he understood directly what I wanted. He did good job and fast, nothing else to say."
  3. Sort a couple of bugs in woocommerce measurement price calculator
    "Sergey sorted some woocommerce issues out that we had been struggling for day with. He's a top freelancer and really knows his stuff"
  4. Modify Extra Product Options Plugin for WooCommerce
    "Without a doubt, the BEST Wordpress Plugin Developer around! Very patient, and very dedicated to getting things right. Thumbs up!! A++++!!"
  5. Fix a problem website
    "Sergey was quick, efficient, and easy to work with! Would highly recommend "
  6. Woocommerce + WP Job Manager troubleshooting
    "A pleasure to work with, will hire again"
  7. Custom Woocommerce One Page Checkout Template
    "Awesome Freelancer!"
  8. Woocommerce AJAX product load page
    "AJAX modification on a Woocommerce store. Work completed quickly and with great expertise. Will definitely be calling of Sergey again!"
  9. Woocommerce bookings easy fix
    "Professional Fast Polite"
  10. Read WooCommerce Discount plugin data for each product, and insert it in an HTML table in the Product page
    "Very fast and accurate! Sergey understood quite well the project and he did exactly what I needed. Great work!"
10 latest WordPress projects successfully completed by me via Freelancer(dot)com:
  1. Fix Wordpress Plugin Problem WP Super Cache
    "I have never seen faster delivery. Sergey solved my problem in a minute.. Just hire him again"
  2. modification of the woocommerce plugin
    "Great performer. Work done very well and on time."
  3. Need to hide show blocks of data on Wordpress based on country
    "A++++ for Sergey, will work with him in the future. Highly recommended. Fast and professional"
  4. Booked Plugin and Modal Issue
    "Great Freelancer and Fast.. Will hire again."
  5. Wordpress Backend is not loading (needs 2 minutes) and problem in frontend with ?ajax? after the automatically update of wordpress 4.8.5
    "Perfect communication and fast solution for my wordpress Problem. Thank you"
  6. Project for Sergey G.
    "Awesome work!"
  7. Work on Wordpress site code improvements
    "Great work"
  8. Create Search Field/Filter for WP Job Manager
    "Very good communication and turnaround time."
  9. Project for Sergey G.
    "Sergey always completes the task. He's very good."
  10. Redirect Password Reset links on Wordpress Site
    "Sergey was very easy and prompt to work with. I needed a "reset password" customization for my membership website, and he delivered a solution within hours. His communication was excellent and he explained everything thoroughly. I would definitely hire Sergey again for his web development expertise."


My thoughts.

My Preferred Freelancer Status

I don’t plan to buy Membership to get “Preferred” Freelancer Status. I am “Preferred” by 1000+ successfully completed projects.

Magento Full Page Cache from Potato Commerce

It is version 1.4.0 as I can see from “etc/config.xml”. In the “mysql-slow-queries.log” I can see these SQL statements: # Time: 170719 11:01:35 # User@Host: skipped18_magento[skipped18_magento] @ localhost [] # Query_time: 84.889509 Lock_time: 0.000149 Rows_sent: 1 Rows_examined: 310974362 SET timestamp=1500454895; SELECT COUNT(*) FROM `skipped_po_fpc_popularity` AS `main_table` LEFT JOIN (SELECT request_url, store_id FROM skipped_po_fpc_storage GROUP BY […]

upWork.com “feature”

As you can see from screenshot “Closed – This job posting has been filled and work has been completed.”. AND ??? Is it failed project? Is it successfully completed project? No way to know. And more important – no way to use the link to this project as part of my portfolio. Because upWork.com “feature” […]

Short description for each second Freelancer.com project

“I need a girl for dating and also I want to buy radio lamps.” It is not joke. Please, read 10-20 project descriptions to understand me.

All bids are visible for eveyone

New Freelancer.com “feature”

Nowadays, all bids are visible for everyone. Include Google, Bing and other search engines. My screenshot. Please, note: I am not logged in. Just like Google bot. One more screenshot, where I search for “Hello, Greetings, Top most Freelancer to work with and have great reviews too”. I.e. first phrase from the first bid from […]

Freelancer.com error with online/offline status

Freelancer.com bug with online status

This url return “online”:false in any case: https://www.freelancer.com/ajax/user/isOnline.php?user_id=10663 As for example: {“status”:”success”,”result”:{“online”:false,”last_login”:1494827557}} Please, use your own id to check your status. My status is “online”:false in any case (any computer, any web browser). Support ticket #ROT-837-43885 sent 10 days ago. Result: ” We’ll forward your concern to the Engineering team and we’ll contact you again […]


Let's talk. Also, I am contactable via eMail: Sergey at ThisDomainName dot com

As, for example, this is screenshot with list of my current projects, as it was on December 23, 2017: