Client testimonials

We have worked with more than 200 clients worldwide, providing them with excellent service and robust high-quality chrome extensions that solve problems and save time.

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Gregg Spiridellis
CEO & Co-creator at StoryBots
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"Vlas is amazing. Fast, efficient, smart, and a great communicator. All I provided was a simple high level spec and he was off to the races. He delivered a better product than I expected, faster than I expected. I would hire him again in an instant!"

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Confidential CEO
Confidential CEO
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"He is one of the most creative, sharp, and reliable developers we've ever worked with (and I've worked with a ton). I appreciate his ability to really understand WHAT you're trying to solve, even if you're talking about how how how. He knows how to figure out the best path forward, and create an awesome end result. Great job!!!"

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Jessica Delgado
Amazon Seller
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"I worked with Vlas to create a chrome extension to download Amazon reviews. Vlas bought me hours of my time back every single day and he is great to work with. I can't thank him enough"

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Navdeep
Managing Director
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"I really wanted to thank Vlas for helping us out in resolving those two three errors that we were facing and this guy, I really resolved all those errors within I think 30-40 minutes and we wasted almost one and a half months resolving those issues. So I'm really thankful to Vlas"

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Chris Wood
Owner of SignSpaces
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"I feel like you'll be satisfied with Vlas' work and he will fix your project and make it look good and it's high quality, it's professional. And I'm looking forward to continuing to work with him in the future on my project. Thank you."

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Adam
Film director
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"He was super fast and super collaborative, had some really great ideas, really helped me figure out what my vision was. And I was just really impressed with his work. And I would not hesitate to work with him again in the future."

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Confidential CEO
Confidential CEO
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"Vlas can create good user interfaces. He's a guy I can count on and he's pretty much the best I've found. So I'm very happy with his work and I have no doubt that he'll deliver great work in the future. Thanks Vlas."

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James Chance
Head of Product Strategy
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"We've been working with Vlas and his team since 2020 to develop our social media management extension. Vlas and his team did a fantastic job of helping us to improve our identity. Overall, we're really happy. With Lars and his team, we look forward to continuing to work together on this project and other projects in the years ahead."

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Adam
Founder of Quicker
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"We started working with Vlas and his incredible team to put together a Chrome extension that two days after starting to work with Vlas, he'd already put together a technically complex first version of the Chrome extension. And that Chrome extension today saves our users more than two hours every day of their own."

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Anthony De Rosa
Digital Production Manager for The Daily Show
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"Vlas worked diligently to address tricky issues that came up while trying to develop this solution. His troubleshooting and attention to detail were essential to nailing this down. I have worked with him multiple times now and would hire again."

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Chris Eberl
Managing Director, kontextR
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"Vlas did a very good job. He has a fast understanding and excellent sense for UX. Also change requests, which I know can be annoying from a developers perspective, he was cooperative and customer-centric. We will definetly work with him for our next projects."

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Cihan Gokgoz
Founder / Strategy, Octopus Cloud AG
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"Great developer. Fast responses. Very professional and patient. Will work in future again with him. Thank you for your work."

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Roderick Jonsson
Owner / DevOps Platform Architect, PoweroidIT
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"Vlas was very fast available for this task and got my extension built in short time exactly to specs and demonstrated the code to me. Excellent freelancer!"

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Carl Eklof
eCommerce Project Manager, Elsevier
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"Vlas is great to work with. He did a great job with our browser extension. I'd love to hire him on a more on-going basis (not just browser extensions)"

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Mayank Srivastava
Practice Director & Principal Architect
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"I have worked with a ton of developers via Upwork and I have to say that Vlas is certainly one of the most talented and detailed developers that I got the wonderful opportunity to work with."

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Jack Ellis
Entrepreneur | Developer | Chief Executive @ Referify
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"Vlas is extremely clever and the work that he completed was way above expectations. He is always around so communication was perfect. If you are considering hiring Vlas, I would definitely recommend you too!"

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Felix Zywietz
Amazon Seller
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"Vlas has great knowledge when it comes to Chrome Extensions. He can surely do all the coding but moreover His ideas and experience help to improve the project as a whole. Can surely recommend"

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Shuxin Cheng
Innovation Designer/Educator
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"Vlas was an amazing chrome extension developer and we really enjoyed working with him! His response was always fast and his communication was clear. He has very strong skills in chrome extension development and the quality was excellent. We had high demands and he could achieve them all. We would definitely recommend him and we would like to work with him again."

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Dan Jimmerson
Chief Operating Officer, Certified FETI
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"Vlas is incredibly easy to work with and his quality of work is A+ outstanding. Vlas goes above and beyond and delivers a product as if it was his own. Highly recommended!"

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Conor McGowan
Co-Founder at Frozen Ventures, LLC
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"Loved working with Vlas! We made a quick Skype call and talked about what I was looking for and he then created exactly what I wanted. He was very quick and made sure I was happy with the project. Will definitely hire Vlas again in the future!"

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Dougal Shand
Managing Director & Team Leader at Admiral Finance
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"Vlas is awsome to work with. Have used 3 times and perfect each time. Delivers quality and works quickly. Brilliant, meets time lines, great instructions and excellent communication. Will hire again."

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Greg Jeffries
Six Figure Affiliate Marketer
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"Excellent to work with. Quality work and extremely efficient. Highly recommend and will hire again."

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Eric Aboussouan
Engineer at Google
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"Great work on the Chrome extension. Well structured code, solved the problem rapidly and exactly how it was specified."

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Levi Nunnink
CTO & Co-Founder at Droplr
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"Very good communicator. Did good work for for a challenging job. Very responsive, always available to chat, even over Skype."

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Robert Rawson
CEO and Co-founder of Time Doctor
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"Fantastic Chrome extension developer. Fantastic quality work, fast and good communication."

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Brad Hanks
Inbound Marketing Professional
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"Vlas is great to work with. He has a great sense of humor, excellent work ethic, doesn't stop until the job is perfect, under budget and over delivered. I have worked with him on many projects and will keep using him in the future."

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Clinton Skakun
Founder & Chief Growth Officer at Dedupely
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"I'd recommend Vlas if you want to get a quick Chrome extension off the ground! Kudos!"

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Max Ciccotosto
Chief Product Officer at Impact
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"I would strongly recommend Vlas. He was available, flexible, and proactive in making sure we'd deliver a great web extension for our product. I will work with him again."

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Justin Ruckman
Digital strategy, design, and production
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"Tremendous work, right on time and excellent communication and responsiveness to upgrades. Thanks!"

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Klaus Overgaard
Co-Owner at futbin.com
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"I can highly recommend Vlas. He is a very skilled developer and also constructive in getting the job done in the best way possible!"

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Monique Dolbin Lauria
Experienced sales professional
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"Vlas worked exceptionally quickly to take what was an idea and turn it into reality in a very short period of time. He was extremely responsive, even with a couple hour time difference between us. I'm very pleased with the work and would be happy to work with Vas again."

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Tyler Silver
Freelance Client
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"Vlas is fantastic. I needed a quick fix on a project he had worked on and he was there 100% to support me and I am extremely appreciative of this. He is very knowledgeable and a pleasure to work with. I recommend him to everybody and will be glad to hire him again when the time comes."

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Simon Gibbard
Founder at SME Security
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"Vlas comes 100% recommended. Was answering queries at 2.30am. Turned around 3 revisions in a heart-beat. The best."

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Daniel Costich
Assistant Head of Secondary at Chatsworth International School
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"Excellent choice! Vlas was a great communicator and made sure he understood the requirements. He then completed the job at lightning speed and with excellent quality. I've had no issues at all with his work."

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Utz Graafmann
Founder | Digital Startup Veteran
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"We did a small job with Vlas which was done extremely quick and perfect. I highly can recommend working with him."

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Matt Belkin
Founder at GrowFlare
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"Vlas is amazing. When it comes to Chrome extension development he is absolutely top of his game. We developed our first extension with him and he patiently guided us through the process, providing valuable recommendations and quick prototypes to help us visualize the end product. He’s a great communicator, super responsive and we’ll absolutely partner with him for our next versions. Thanks Vlas!!"

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Hank Kronick
Founder & CEO of OrderMetrics
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"Vlas worked very fast and developed a product that greatly exceeded expectations. It was a pleasure working with him, and I would definitely recommend him if you need a web extension developed."

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Houston Golden
CEO at BAMF
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"Fantastic work. He provided me exactly what I was looking for in a Chrome extension in half the time. Thank you."

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Shane Walker
Growth, Acquisition at Coalition, Inc.
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"Quite professional and skilled at chrome extensions. He made quick work of a project that had quoted 30x more expensive than Vlas's great job. Work with Vlas if you're in the market for extensions."

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Mychal Edelman
Premier Email Marketing Automation Specialist
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"Vlas is a true professional, he changed the way we think about projects, and lead by example with suggestion. We encouraged him to take the reigns on parts of the project and he performed well. If you have a front-end design job, Vlas is definitely someone you would want to take a look at!"

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Jacob Heinz
Founder | Digital Startup Veteran
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"Vlas built a perfect custom chrome extension. He will be my go to dev for any chrome development I need in the future. Thank you!"

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Sam Morgan
Co-Founder at Astra
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"Vlas was great to work with. Complete professional. Extremely knowledgeable about extensions for Chrome, worked fast and took our rough sketches and made them into a working application in less than a month. Five stars."

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Richard Brus
Founder at SERPWorx
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"Fantastic service provider who is very skilled with chrome extensions and fault finding. We had an extension that needed some tedious CSS and JavaScript errors ironed out and it was all rectified. Communication was clear and open and all deadlines were met. Great experience all round and would definitely use again. A+"

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Felix Vietinghoff
Freelance Client
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"It was great to work with Vlas. He is highly skilled when it comes to chrome extension and very easy to work with. He delivered always as he promised, was transparent and the communication with him was very efficient. It was quite impressing how fast he delivered overall and how responsive he was when it came to minor changes. I would love to work with him again."

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Stef Cohen
Owner at Gapps Experts
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"Vlas has exceeded our expectation for making an amazing Chrome App. At the beginning he didn't know Google AppsScript Technology at all and learned it in a few hours to deliver the perfect job. Can't wait to work againg with him !"

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Matt Colvin
Freelance Client
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"Quick to grasp the vision of what I was looking for and bring it to life. Fantastic experience, great developer who is very easy to work with. Will hire again for our next project!"

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Adi Goldstein
Composer & Music Producer
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"Brilliant programmer! Highly recommend"

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Matthew Cunningham
Freelance Client
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"Vlas was awesome, I highly recommend him!"

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Arnaud Granal
Entrepreneur, Tech Advisor
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"Very professional, respected deadlines and communicated frequently with me."

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Jacob Catalano
CTO & Co-Founder at Droplr
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"Vlas was everything I could have wanted and more. He is an amazing person to work with."

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Shai Mor Yosef
CTO at WhiteSmoke
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"Vlas was great to work with, very professional and smart! sure going hire him for future projects."

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Thenuka Karunaratne
CEO at Flixed
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"Vlas works extremely fast, is very professional, and is a pleasure to deal with."

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Fabio Marchesi
Expert in web marketing strategies
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"Job completed successfully. Good skills."

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Andy Morris
Broker, Owner​
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"Thank you! Good work."

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Scott Nixon
DevOps Automation Engineer at Stelligent, Udemy Instructor
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"Great work and a very quick turn around time."

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Dack Ragus
Consultant at Sophia Learning
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"It was a small project but was done within hours and only one tiny defect that was fixed immediately."

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Yatin Grover
Data Engineer at FabHotels
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"Vlas is very skillful and even when requirements changed he was very cooperative. his communication and responsiveness were top notch. Would love to work with him again."

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Ezio amodio
Innovation Manager MISE | CEO @ Securebit SRL
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"Vlas is a very good developer. He is really fast and available. Suggested."

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Will Buckmaster
One Source Marketing
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"Was an absolute pleasure working with Vlas. Exceeded expectations in both functionality of the extension as well as how fast and detailed he completed the work. Thanks again for a job VERY well done!"

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Dennis Do
Freelance Client
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"Vlas goes above and beyond what is asked of him. Vlas is outstanding! Hiring Vlas was like finding buried treasure. Vlas gives 110% effort and can get the job done! Vlas gives you hope! Vlas is an inspiration! Vlas is the man!"

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Freelance Client
Freelance Client
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"Vlas was excellent to work with! He understood my Chrome extension project completely, clarified some key components (so that the delivered project fully addressed the goals of my project), and turned around everything quickly. He also kindly offered to help with troubleshooting issues in the future should members of our team run into problems implementing our new extension. Highly recommend, and look forward to working with him in future."

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Freelance Client
Freelance Client
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"Vlas is an amazing freelancer! He is a great communicator and is very knowledgeable about scripting languages. I definitely recommend him for anyone looking for a top-notch programmer with the ability to deliver quality projects in record time! Thanks Vlas for everything! I will hire again!"

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LivingStones Biz
Freelance Client
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"Awesome developer who completed my Chrome extension work in a very short time. Some others quoted a possible 8hrs to more than 15hrs but he said he could finish in 1-2 hours and he did. Great working with him and would recommend him to anyone who needs high quality, and reasonably priced work."

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Steve Smith
Freelance Client
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"The best of the best. I can't recommend Vlas highly enough. Absolutely fantastic experience"

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Jack Hunter
Freelance Client
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"Super job!!!!"

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Yuhe Sun
Freelance Client
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"Great and fast delivery"

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Flavio Coiro
Freelance Client
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"Excellent"

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Devin Yang
Freelance Client
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"Excellent work and excellent to work with. Will work with again :)"

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Krzysztof Zdebel
Freelance Client
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"Very good cooperation, work done as planned."

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Maros Svitko
Freelance Client
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"Very satisfied, skilled extension coder, will hire again"