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Hire D3.js developers and engineers

Justin York, United States

Member since December 22, 2015
Justin is a full stack web developer that has found a niche with JavaScript and genealogy. He is excited about the advent of serverless architecture via AWS Lambda and the adoption of HTTP/2 so that we can stop bundling our assets. Click to continue

Timothy A. Ronan, United States

Member since September 15, 2015
Timothy is a front-end developer who specializes in data visualization, vector graphics, interactives, and animation. He has experience throughout the entire scope of web projects and has designed UI/UX, assets, templates, and projects. He's analyzed, cleaned, and converted data, and worked with databases and APIs. Embracing web experiences outside of the front-end has been instrumental in developing original, concise, and effective interfaces. Click to continue

Tomislav Bacinger, Croatia

Member since May 1, 2014
Tomislav is a cartographer and geospatial software engineer with extensive experience in data manipulation and creation of immersive interactive map visualizations and charts. He has excellent knowledge of various GIS technologies and strong experience in design and development of web and mobile applications. Maps and visualizations are his passion. Click to continue

Rashid Wakileh, United States

Member since November 17, 2014
Rashid is a passionate lead front-end engineer. He is an expert in test-driven development, and has extensive experience in leading teams to create software solutions. He enjoys using JavaScript frameworks and thoroughly testing all aspects of his code. Click to continue

Andreas Dewes, Germany

Member since October 16, 2015
Andreas is a trained physicist with a PhD in experimental quantum computing and a degree in quantitative economics. As an entrepreneur, he has a passion for data analysis and software development and loves to tackle hard business problems with data. He has received numerous awards for his work on data analysis and his work on data privacy and big data has been featured in the national and international press. Click to continue

Rob Moore, United Kingdom

Member since May 27, 2015
Rob is an expert Front-end Developer whose creativity and high quality code continue to impress clients. He has years of experience developing websites and more than 1000 hours creating custom data visualizations with D3.js. He's fully prepared to take on the toughest coding challenges and design solutions that are built to last. Click to continue

Stefan Nikolov, Bulgaria

Member since April 23, 2016
Stefan is a talented software engineer with over 5 years of professional experience in mobile games development (from porting, to creation, to team lead) and 10 years as back- and front-end web developer (from the earliest HTML+ASP to PHP5+MySQL+JavaScript+jQuery now) Click to continue

Gordon Murray Dent, United States

Member since April 19, 2015
Gordon is a highly motivated, adaptable, and personable software engineer with team leading and management experience. A polyglot by trade, he has worked professionally with a number of languages and frameworks, specializing in JavaScript related technologies. Gordon is always eager to embrace new challenges and brings a tried-and-true work ethic to every assignment. Click to continue
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Founder & CEO @ ShipHero
“Chris Wood is an absolutely exceptional Python developer, and the single most efficient programmer I've ever worked with. From the beginning of the project, Chris was instantly a vital member of the team. He's proactive, self-managed, knowledgeable, and efficient. I point him in a direction, and he delivers. Chris will be a part of the Crisis Cleanup team as long as I have anything to say about it.”
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Project Manager @ Crisis Cleanup
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Kevin Ramirez
Co-Founder @ SixtyVocab.com
“Toptal was the best thing to happen to my web app. Initially, I hired a team of freelancers from India through another freelancing website—which was a nightmare. In fact, it was so bad that I had to start again from scratch, which is when I found Toptal. The experiences were like night and day. It was so refreshing to get partnered up with a quality developer that I could trust due to Toptal's extensive screening process. I will only use Toptal from now on and highly recommend you do the same.”
Chris Holtzhauer
CEO @ HootRecruit
“Ignacio is one of the most diligent software developers that we have ever worked with—we feel like he's part of the family. He has always been flexible enough to work on our team's schedule and never misses deadlines. Toptal gets you the talent you need, on your timeline, keeping the process very low friction.”
Austin Evarts
CEO @ GoChime
“I've been very happy with Juraj. He is efficient, writes great code, and is an extremely nice guy to work with. Most importantly, he is self-motivated. In just his initial pass at the code base, he has contributed several optimizations and stability improvements. Regarding Toptal as a service…well, you matched us up with Juraj without me having to sort through a list of candidates, so I’m impressed.”
Matt Cotton
Dev Team Lead @ eFolder
“We needed a programmer to help push a project over the finish line, and I figured -- best case -- Toptal would find someone who would come in and complete a few tickets. Instead, Sergio blended right in with the team and made significant progress after mere days of ramp-up. He even offered to take his laptop with him on vacation in case we had a customer issue with his code! He surpassed my expectations, and then some.”
Bryan Adams
CTO @ Healthsense
“The developers I was paired with were incredible—smart, driven, and responsive. It used to be hard to find quality engineers and consultants. Now it isn't.”
Ryan Rockefeller
CEO @ Radeeus
“Toptal's developers and architects have been both very professional and easy to work with. The solution they produced was fairly priced and top quality, reducing our time to launch. Thanks again, Toptal.”
Jeremy Wessels
CEO @ Kognosi
“Andrea is doing an amazing job. I don't think we could have gotten a better person. He is fun to work with, he thinks out of the box, and he is extremely knowledgeable in what he is going. He not only does an excellent job, he also helps our company to differentiate our business model further (e.g. making our app offline-capable). I would recommend Andrea as well as Toptal any time to any friend.”
Pascal Girardat
Co-Founder / CEO @ Lifestage Solutions AG
“We had a wonderful experience with our Toptal consultant. He was very reliable and punctual, delivering excellent work on a budget—we will certainly be using him again!”
Barbara Karpf
President @ DecoratorsBest
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